♻️ refactor(core): 重构 AI 编排框架与记忆及 RAG 子系统 (#2149)

* ♻️ refactor(core): 重构 AI 编排框架与记忆及 RAG 子系统

- 【重构】重构 `BaseRunnable` 并引入统一的 `RunIntent` 意图载体，规范 Agent、Team 和 Workflow 的执行流
- 【解耦】将中期记忆槽和长期向量记忆从 `MemoryConfig` 中解耦，转为独立的能力组件与工具箱进行管理
- 【记忆】移除 `MemoryReader` 和 `MemoryWriter`，统一封装为 `SessionMemoryContext` 会话记忆门面
- 【RAG】重构检索器与存储后端接口，统一采用 `QueryRequest` 进行多维度联合检索，并引入 `InMemoryScorer` 提升打分性能
- 【事件】优化 `EventBus` 异步事件分发机制，引入队列机制确保事件按序处理，避免并发竞态问题
- 【依赖注入】移除 `memory` 注入项，优化 `DependencyInjector` 的签名解析缓存以提升性能

* 🚨 auto fix by pre-commit hooks

---------

Co-authored-by: webjoin111 <455457521@qq.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

zhenxun/services/ai/capabilities/__init__.py

@@ -21,3 +21,5 @@ __all__ = [
     "WrapperCapability",
     "capability",
 ]
+
+from . import builtin  # noqa: F401

zhenxun/services/ai/capabilities/manager.py

@@ -193,11 +193,7 @@ def capability(
         """装饰器内部函数，实现类注册"""
         final_name = name or cls.__name__
         final_tags = tags or []
-        ns = (
+        ns = namespace if namespace is not None else infer_plugin_namespace()
-            namespace
-            if namespace is not None
-            else infer_plugin_namespace(default="global")
-        )
         capability_manager.register(
             cls, name=final_name, namespace=ns, tags=final_tags, auto_apply=auto_apply
         )

zhenxun/services/ai/context/__init__.py

@@ -1,17 +1,15 @@
 """
-Zhenxun AI - 上下文、记忆与知识管理子系统门面 (Context, Memory & Knowledge Facade)
+Zhenxun AI - 上下文、记忆与知识管理子系统门面
 """
 
 from .knowledge import FileSystemKnowledge, VectorKnowledge
 from .memory import (
-    AgentSessionFacade,
     MemoryBuilder,
     memory_manager,
 )
 from .rag import RAGBuilder
 
 __all__ = [
-    "AgentSessionFacade",
     "FileSystemKnowledge",
     "MemoryBuilder",
     "RAGBuilder",

zhenxun/services/ai/context/knowledge/vector.py

@@ -5,6 +5,7 @@ import anyio
 from nonebot.adapters import Bot, Event
 from pydantic import BaseModel, Field
 
+from zhenxun.services.ai.context.rag.backends import StorageBackend
 from zhenxun.services.ai.context.rag.engine import ScopedRAGClient
 from zhenxun.services.ai.context.rag.models import BaseRecord
 from zhenxun.services.ai.core.messages import LLMMessage
@@ -55,7 +56,7 @@ class VectorKnowledge(BaseKnowledge):
         "{knowledge_text}"
     )
 
-    _global_storage: Any = None
+    _global_storage: StorageBackend | None = None
 
     def __init__(
         self,
@@ -194,7 +195,7 @@ class VectorKnowledge(BaseKnowledge):
         return super().get_instructions()
 
     async def before_llm_request(
-        self, context: RunContext, messages: list[Any]
+        self, context: RunContext, messages: list[LLMMessage]
     ) -> None:
         """
         生命周期钩子：在向底层 LLM 发起请求前触发。
@@ -285,13 +286,27 @@ class VectorKnowledge(BaseKnowledge):
         return await self.rag_client.ingest([doc])
 
     async def add_directory(self, dir_path: str | Path) -> int:
-        """扫描目录并注入所有支持的文件"""
+        """扫描目录并批量注入所有支持的文件"""
-        total_chunks = 0
         aio_path = anyio.Path(dir_path)
+        docs_to_ingest = []
+
         async for p in aio_path.rglob("*"):
             if await p.is_file():
-                total_chunks += await self.add_file(Path(p))
+                std_path = Path(p)
-        return total_chunks
+                ext = std_path.suffix.lower()
+                reader = self.readers.get(ext)
+                if not reader:
+                    logger.warning(f"当前知识库未配置支持解析文件后缀: {ext}")
+                    continue
+
+                doc = await reader.read(std_path)
+                if doc:
+                    docs_to_ingest.append(doc)
+
+        if not docs_to_ingest:
+            return 0
+
+        return await self.rag_client.ingest(docs_to_ingest)
 
     @tool(
         name="search_knowledge",

zhenxun/services/ai/context/memory/__init__.py

@@ -1,9 +1,7 @@
 from .builder import MemoryBuilder
 from .compression import MemoryPolicy
-from .facades import AgentSessionFacade
 from .manager import memory_manager
 from .models import (
-    BaseMemoryIngestionMiddleware,
     MemoryConfig,
 )
 from .types import (
@@ -12,8 +10,6 @@ from .types import (
 )
 
 __all__ = [
-    "AgentSessionFacade",
-    "BaseMemoryIngestionMiddleware",
     "Isolation",
     "MemoryBuilder",
     "MemoryConfig",

zhenxun/services/ai/context/memory/builder.py

@@ -6,27 +6,19 @@ from typing_extensions import Self
 
 from pydantic import BaseModel
 
-from zhenxun.services.ai.context.memory.compression import MemoryPolicy
+from zhenxun.services.ai.utils.scope import ScopeBuilder
-from zhenxun.services.ai.context.memory.models import (
+
+from .compression import MemoryPolicy
+from .models import (
     ContextCompressionConfig,
     IngestionConfig,
-    LongTermConfig,
     MemoryConfig,
-    MemorySlot,
     ShortTermConfig,
-    SlotMemoryConfig,
 )
-from zhenxun.services.ai.context.memory.storage.interfaces import (
+from .storage.interfaces import (
     BaseChatContext,
     BaseMemoryIngestionMiddleware,
-    BaseSlotContext,
 )
-from zhenxun.services.ai.context.memory.types import (
-    AutoRecallPolicy,
-)
-from zhenxun.services.ai.context.rag.backends import Embedder, StorageBackend
-from zhenxun.services.ai.context.rag.engine import ScopedRAGClient
-from zhenxun.services.ai.utils.scope import ScopeBuilder
 
 
 class MemoryBuilder:
@@ -42,8 +34,6 @@ class MemoryBuilder:
         """
         self._config = MemoryConfig(
             short_term=ShortTermConfig(enable=False),
-            slots=SlotMemoryConfig(enable=False),
-            long_term=LongTermConfig(enable=False),
             compression=ContextCompressionConfig(),
             ingestion=IngestionConfig(),
         )
@@ -68,17 +58,10 @@ class MemoryBuilder:
         if isinstance(memory, bool):
             return MemoryConfig(
                 short_term=ShortTermConfig(enable=memory),
-                long_term=LongTermConfig(enable=memory),
             )
 
         return MemoryConfig(short_term=ShortTermConfig(enable=False))
 
-    def with_base_isolation(self, isolation: ScopeBuilder) -> Self:
-        """设置顶层基准隔离级别，短期/中期/长期记忆将默认继承此级别"""
-        self._config.base_isolation = isolation
-        self._config.short_term.isolation = isolation
-        return self
-
     def with_short_term(
         self,
         enable: bool = True,
@@ -95,77 +78,11 @@ class MemoryBuilder:
         """
         self._config.short_term.enable = enable
         if isolation is not None:
-            self._config.base_isolation = isolation
             self._config.short_term.isolation = isolation
         if backend is not None:
             self._config.short_term.backend = backend
         return self
 
-    def with_slots(
-        self,
-        enable: bool = True,
-        scopes: dict[str, ScopeBuilder] | None = None,
-        default_slots: list[MemorySlot] | None = None,
-        backend: str | BaseSlotContext | None = None,
-        instructions: str | None = None,
-    ) -> Self:
-        """
-        配置核心槽位记忆 (Memory Slots)。
-
-        参数:
-            enable: 是否启用槽位记忆。
-            scopes: 语义化作用域映射字典。如果只有一个键值对，则大模型不可见该参数。
-            default_slots: 首次初始化时自动写入的默认槽位列表。
-            backend: 槽位记忆存储后端，如果为 None 则使用全局默认后端。
-            instructions: 覆写内置槽位管理工具箱的默认系统提示词规则。
-        """
-        self._config.slots.enable = enable
-        if scopes is not None:
-            self._config.slots.scopes = scopes
-        if default_slots is not None:
-            self._config.slots.default_slots = default_slots
-        if backend is not None:
-            self._config.slots.backend = backend
-        if instructions is not None:
-            self._config.slots.instructions = instructions
-        return self
-
-    def with_long_term(
-        self,
-        enable: bool = True,
-        scopes: dict[str, ScopeBuilder] | None = None,
-        engine: ScopedRAGClient | None = None,
-        backend: str | StorageBackend | None = None,
-        embedder: Embedder | str | None = None,
-        agentic: bool = True,
-        auto_recall: AutoRecallPolicy = False,
-        instructions: str | None = None,
-    ) -> Self:
-        """
-        配置长期向量记忆与 RAG 设定。
-
-        参数:
-            enable: 是否启用长期记忆。
-            scopes: 语义化作用域映射字典。如果只有一个键值对，则大模型不可见该参数。
-            engine: 高级 RAG 检索引擎实例 (推荐)。若提供，将接管记忆的底层检索、混合与重排。
-            backend: 长期记忆存储后端。
-            embedder: 用于向量化的文本嵌入模型实例。
-            agentic: 是否开启主动智能体记忆管理 (增删改查工具自动注入)。
-            auto_recall: 长期记忆的自动召回策略，支持 bool 或 Callable 函数。
-            instructions: 覆写内置长期记忆工具箱的默认系统提示词规则。
-        """  # noqa: E501
-        self._config.long_term.enable = enable
-        self._config.long_term.engine = engine
-        if scopes is not None:
-            self._config.long_term.scopes = scopes
-        self._config.long_term.backend = backend
-        self._config.long_term.embedder = embedder
-        self._config.long_term.agentic = agentic
-        self._config.long_term.auto_recall = auto_recall
-        if instructions is not None:
-            self._config.long_term.instructions = instructions
-        return self
-
     def with_multimodal_window(self, window_size: int = 5) -> Self:
         """
         配置多模态历史视窗大小。
@@ -261,8 +178,4 @@ class MemoryBuilder:
         """
         生成最终构建好的 MemoryConfig 配置对象。
         """
-        if not self._config.slots.scopes:
-            self._config.slots.scopes = {"私有": self._config.base_isolation}
-        if not self._config.long_term.scopes:
-            self._config.long_term.scopes = {"私有": self._config.base_isolation}
         return self._config

zhenxun/services/ai/context/memory/capabilities.py

@@ -1,52 +1,270 @@
+import inspect
 from typing import Any
 
 from zhenxun.services.ai.capabilities.base import AbstractCapability
-from zhenxun.services.ai.context.memory.models import MemoryConfig
+from zhenxun.services.ai.context.rag.backends import Embedder, StorageBackend
+from zhenxun.services.ai.context.rag.engine import ScopedRAGClient
 from zhenxun.services.ai.run.context import RunContext
+from zhenxun.services.ai.tools.core.toolkit import BaseToolkit
 from zhenxun.services.ai.tools.providers.builtin.memory import MemoryManagementToolkit
+from zhenxun.services.ai.utils.logger import log_memory as logger
+from zhenxun.services.ai.utils.runtime import ContextUtils
+from zhenxun.services.ai.utils.scope import ScopeBuilder
+
+from .manager import memory_manager
+from .models import MemoryScoringConfig
+from .storage.backends import MemoryScope
+from .storage.interfaces import BaseSlotContext
+from .types import (
+    AutoRecallPolicy,
+    Isolation,
+    MemorySlot,
+    SessionMetadata,
+)
 
 
-class AgenticMemoryCapability(AbstractCapability):
+class LongTermMemoryCapability(AbstractCapability):
     """
-    智能体主动记忆管理能力 (Agentic Memory Management)。
+    长期向量记忆 (RAG) 核心能力组件。
-    当 `MemoryConfig.long_term.enable == True` 且 `agentic == True` 时隐式挂载，
+    负责静默执行自动召回 (Auto Recall)，并在必要时提供读写 RAG 数据库的工具链。
-    在运行时动态组装并向大模型提供 `MemoryManagementToolkit` 工具箱。
     """
 
-    def __init__(self, memory_config: MemoryConfig, namespace: str):
+    def __init__(
-        self.memory_config = memory_config
+        self,
+        engine: ScopedRAGClient | None = None,
+        storage_backend: StorageBackend | None = None,
+        embedder: Embedder | str | None = None,
+        scopes: dict[str, ScopeBuilder] | ScopeBuilder | None = None,
+        toolkit: bool | BaseToolkit = True,
+        scoring_config: MemoryScoringConfig | None = None,
+        auto_recall: AutoRecallPolicy = False,
+        recall_limit: int = 5,
+        recall_threshold: float = 0.5,
+        namespace: str | None = None,
+    ):
+        """
+        初始化长期记忆能力组件。
+
+        参数：
+            engine: RAG 客户端引擎实例。若为 None 则在运行时按需构建。
+            storage_backend: RAG 向量存储后端。若为 None 则从管理器按命名空间提取。
+            embedder: 嵌入模型实例或模型名称。
+            scopes: 控制长期记忆的隔离级别。支持单 ScopeBuilder 或 映射字典。
+            toolkit: 是否启用记忆管理工具箱，或传入自定义的工具箱实例。
+            scoring_config: 记忆检索打分配置（包含时间衰减等参数）。
+            auto_recall: 自动召回策略，可以是布尔值或自定义的回调函数。
+            recall_limit: 自动召回的记忆条数限制。
+            recall_threshold: 自动召回的相似度分数阈值。
+            namespace: 指定的命名空间，用于自动路由存储后端及构建器。
+        """
+        self.engine = engine
+        self.storage_backend = storage_backend
+        self.embedder = embedder
+        if isinstance(scopes, ScopeBuilder):
+            self.scopes = {"默认": scopes}
+        else:
+            self.scopes = scopes or {"私有": Isolation.AGENT_USER()}
+        self.toolkit = toolkit
+        self.scoring_config = scoring_config or MemoryScoringConfig()
+        self.auto_recall = auto_recall
+        self.recall_limit = recall_limit
+        self.recall_threshold = recall_threshold
         self.namespace = namespace
 
-    async def get_tools(self, context: RunContext) -> list[Any]:
+    def _build_session_meta(self, context: RunContext) -> SessionMetadata:
-        kwargs = self.memory_config.long_term.toolkit_kwargs.copy()
+        scope_builder = next(iter(self.scopes.values())) if self.scopes else None
-        kwargs["memory_config"] = self.memory_config
+        return ContextUtils.build_session_meta(
-        kwargs["namespace"] = self.namespace
+            context=context,
-        if self.memory_config.long_term.instructions is not None:
+            target_builder=scope_builder,
-            kwargs["instructions"] = self.memory_config.long_term.instructions
+            extra_scopes=self.scopes,
+            custom_namespace=self.namespace,
+        )
 
-        toolkit = MemoryManagementToolkit(**kwargs)
+    def _ensure_engine(self, context: RunContext) -> ScopedRAGClient | None:
-        return [toolkit]
+        if self.engine is not None:
+            return self.engine
+
+        ns = self.namespace or getattr(context.session, "namespace", "global")
+
+        storage_instance = self.storage_backend
+        if not storage_instance:
+            factory = memory_manager._storage_factories.get(
+                ns
+            ) or memory_manager._storage_factories.get("global")
+            if factory:
+                storage_instance = factory()
+
+        if not storage_instance:
+            return None
+
+        embedder_instance = self.embedder
+        if isinstance(embedder_instance, str):
+            from zhenxun.services.ai.context.rag.backends.embedders import (
+                DefaultEmbedder,
+            )
+
+            embedder_instance = DefaultEmbedder(model_name=embedder_instance)
+
+        from zhenxun.services.ai.context.rag.builder import RAGBuilder
+
+        builder = RAGBuilder(storage_instance).with_scope("/")
+        if embedder_instance:
+            builder.with_embedder(embedder_instance)
+
+        builder.enable_lifecycle_scoring(
+            half_life_days=self.scoring_config.recency_half_life_days,
+            decay_weight=self.scoring_config.recency_weight,
+            semantic_weight=self.scoring_config.semantic_weight,
+            importance_weight=self.scoring_config.importance_weight,
+            reinforcement_weight=self.scoring_config.reinforcement_weight,
+        )
+
+        self.engine = builder.build()
+        return self.engine
+
+    async def get_system_prompts(self, context: RunContext) -> list[str]:
+        engine = self._ensure_engine(context)
+        user_input = context.run.user_input
+        if not user_input or not engine:
+            return []
+
+        should_recall = False
+        session_meta = self._build_session_meta(context)
+
+        if isinstance(self.auto_recall, bool):
+            should_recall = self.auto_recall
+        elif callable(self.auto_recall):
+            try:
+                res = self.auto_recall(user_input, session_meta)
+                if inspect.isawaitable(res):
+                    should_recall = await res
+                else:
+                    should_recall = bool(res)
+            except Exception as e:
+                logger.error(
+                    f"[LongTermMemoryCapability] auto_recall 函数执行失败: {e}"
+                )
+                should_recall = False
+
+        if not should_recall:
+            return []
+
+        scope = MemoryScope(rag_client=engine)
+        matches = await scope.recall(
+            session=session_meta,
+            query=user_input,
+            limit=self.recall_limit,
+        )
+        if matches:
+            valid_matches = [m for m in matches if m.score >= self.recall_threshold]
+            if valid_matches:
+                fact_str = "\n".join(f"- {m.record.content}" for m in valid_matches)
+                return [f"[系统补充：有关用户的长期记忆设定]\n{fact_str}"]
+        return []
+
+    async def get_tools(self, context: RunContext) -> list[Any]:
+        if self.toolkit is False:
+            return []
+
+        engine = self._ensure_engine(context)
+        if not engine:
+            return []
+
+        if isinstance(self.toolkit, BaseToolkit):
+            tk = self.toolkit.clone_with(
+                rag_client=engine, scopes=self.scopes, _namespace=self.namespace
+            )
+            return [tk]
+
+        return [
+            MemoryManagementToolkit(
+                rag_client=engine, scopes=self.scopes, namespace=self.namespace
+            )
+        ]
 
 
 class SlotMemoryCapability(AbstractCapability):
     """
-    槽位记忆能力组件。
+    独立的槽位记忆 (Memory Slots) 能力组件。
-    当 `MemoryConfig.slots.enable == True` 时隐式挂载，
+    直接作为插件挂载至 Agent 的 capabilities 列表中。
-    在运行时动态组装并向大模型提供 `MemorySlotToolkit` 工具箱。
     """
 
-    def __init__(self, memory_config: MemoryConfig, namespace: str):
+    def __init__(
-        self.memory_config = memory_config
+        self,
+        scopes: dict[str, ScopeBuilder] | ScopeBuilder | None = None,
+        default_slots: list[MemorySlot] | None = None,
+        backend: BaseSlotContext | None = None,
+        toolkit: bool | BaseToolkit = True,
+        namespace: str | None = None,
+    ):
+        """
+        初始化槽位记忆能力组件。
+
+        参数：
+            scopes: 控制槽位记忆的隔离级别。支持单 ScopeBuilder 或 映射字典。
+            default_slots: 默认记忆槽列表，初始时自动创建未存在的槽位。
+            backend: 中期记忆槽持久化后端。若为 None 则从管理器按命名空间提取。
+            toolkit: 是否启用记忆槽管理工具箱，或传入自定义的工具箱实例。
+            namespace: 指定的命名空间，用于自动路由后端及工具箱。
+        """
+        if isinstance(scopes, ScopeBuilder):
+            self.scopes = {"默认": scopes}
+        else:
+            self.scopes = scopes or {"私有": Isolation.AGENT_USER()}
+        self.default_slots = default_slots or []
+        self.backend = backend
+        self.toolkit = toolkit
         self.namespace = namespace
 
+    async def _get_slot_ctx_and_meta(self, context: RunContext):
+        ns = self.namespace or getattr(context.session, "namespace", "global")
+        slot_ctx = self.backend or memory_manager.get_backend("slots", namespace=ns)
+
+        target_builder = next(iter(self.scopes.values())) if self.scopes else None
+        session_meta = ContextUtils.build_session_meta(
+            context=context,
+            target_builder=target_builder,
+            extra_scopes=self.scopes,
+            custom_namespace=self.namespace,
+        )
+        return slot_ctx, session_meta
+
+    async def get_system_prompts(self, context: RunContext) -> list[str]:
+        slot_ctx, session_meta = await self._get_slot_ctx_and_meta(context)
+        if not slot_ctx:
+            return []
+
+        for default_slot in self.default_slots:
+            if not await slot_ctx.get_slot(session_meta, default_slot.label):
+                await slot_ctx.set_slot(session_meta, default_slot)
+
+        slots = await slot_ctx.list_pinned_slots(session_meta)
+        if not slots:
+            return []
+
+        xml_parts = ["<memory_slots>"]
+        for slot in slots:
+            semantic_name = session_meta.scope_name_mapping.get(slot.scope, "未知")
+            xml_parts.append(
+                f'  <slot name="{slot.label}" scope="{semantic_name}">\n'
+                f"    {slot.content}\n"
+                "  </slot>"
+            )
+        xml_parts.append("</memory_slots>")
+        return ["\n".join(xml_parts)]
+
     async def get_tools(self, context: RunContext) -> list[Any]:
         from zhenxun.services.ai.tools.providers.builtin.slots import MemorySlotToolkit
 
-        kwargs = self.memory_config.slots.toolkit_kwargs.copy()
+        if self.toolkit is False:
-        kwargs["memory_config"] = self.memory_config
+            return []
-        kwargs["namespace"] = self.namespace
-        if self.memory_config.slots.instructions is not None:
-            kwargs["instructions"] = self.memory_config.slots.instructions
 
-        toolkit = MemorySlotToolkit(**kwargs)
+        if isinstance(self.toolkit, BaseToolkit):
+            toolkit = self.toolkit.clone_with(
+                scopes=self.scopes, backend=self.backend, _namespace=self.namespace
+            )
+        else:
+            toolkit = MemorySlotToolkit(
+                scopes=self.scopes, backend=self.backend, namespace=self.namespace
+            )
         return [toolkit]

zhenxun/services/ai/context/memory/compression.py

@@ -4,6 +4,7 @@ from typing import Any, Generic, TypeVar
 
 from pydantic import BaseModel, Field
 
+from zhenxun.services.ai.context.memory.models import MemoryConfig
 from zhenxun.services.ai.core.engine.token_counter import token_counter
 from zhenxun.services.ai.core.messages import (
     AudioPart,
@@ -386,7 +387,7 @@ class LLMSummarizerReducer(AbstractSummarizerReducer):
     ) -> LLMMessage | None:
         prompt_text = f"### 📋 [对话摘要任务]\n{self.summarization_prompt}\n\n"
         if prev_summary:
-            prompt_text += "####  önceki_summary (参考先前的快照):\n"
+            prompt_text += "####  prev_summary (参考先前的快照):\n"
             prompt_text += f"> {prev_summary}\n\n"
         prompt_text += "#### 待处理的历史消息流：\n"
         for m in to_summarize:
@@ -512,7 +513,7 @@ class CondenserPipeline:
 
     @classmethod
     def create_from_configs(
-        cls, memory_config: Any, model_name: str
+        cls, memory_config: MemoryConfig | None, model_name: str
     ) -> "CondenserPipeline":
         """基于全局和局部配置组装压缩管线工厂方法"""
         from zhenxun.services.ai.config import get_llm_config
@@ -602,7 +603,7 @@ class CondenserPipeline:
 
 class MemoryPolicy:
     """
-    记忆策略工厂 (Strategy Factory Facade)。
+    记忆策略工厂。
     为开发者提供开箱即用的上下文压缩管线组装方案。
     """
 

zhenxun/services/ai/context/memory/engine.py

@@ -1,8 +1,9 @@
 from collections.abc import Sequence
-from typing import Any, cast
+from typing import cast
 
 from zhenxun.services.ai.core.engine.context_renderer import ContextConverter
 from zhenxun.services.ai.core.messages import AgentMessage
+from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.utils.logger import log_memory as logger
 from zhenxun.utils.pydantic_compat import model_copy
 
@@ -14,144 +15,37 @@ from .models import MemoryConfig
 from .types import SessionMetadata
 
 
-class MemoryReader:
+class SessionMemoryContext:
     """
-    记忆读取器 (Memory Reader)。
+    会话记忆门面。
-    负责从数据库中提取短期上下文历史，召回长期的背景知识，并执行自动压缩。
+    封装了当前会话记忆的读写操作、上下文压缩管线以及入库清洗中间件。
     """
 
     def __init__(
-        self, session_meta: SessionMetadata, memory_config: MemoryConfig | None
+        self,
+        session_meta: SessionMetadata,
+        memory_config: MemoryConfig | None,
+        context: RunContext,
     ):
         """
-        初始化记忆读取器。
+        初始化会话记忆门面。
 
         参数:
             session_meta: 会话元数据，包含 Namespace 与作用域映射等上下文信息。
-            memory_config: 记忆系统的配置对象，控制长期、短期及槽位记忆的启用与逻辑。
+            memory_config: 记忆系统的配置对象，控制长期、短期记忆的启用与逻辑。
+            context: 必填的运行时上下文环境 (RunContext)，供中间件进行依赖注入。
         """
         self.session_meta = session_meta
         self.memory_config = memory_config
+        self.context = context
 
-    async def get_long_term_context(self, user_input: str) -> str:
+    async def read(
-        """
-        基于用户输入召回长期记忆（RAG），返回格式化后的背景提示词。
-        """
-        if (
-            not self.memory_config
-            or not self.memory_config.long_term.enable
-            or not user_input
-        ):
-            return ""
-
-        policy = self.memory_config.long_term.auto_recall
-        should_recall = False
-
-        if isinstance(policy, bool):
-            should_recall = policy
-        elif callable(policy):
-            import inspect
-
-            try:
-                res = policy(user_input, self.session_meta)
-                if inspect.isawaitable(res):
-                    should_recall = await res
-                else:
-                    should_recall = bool(res)
-            except Exception as e:
-                logger.error(f"[MemoryReader] 自定义 auto_recall 函数执行失败: {e}")
-                should_recall = False
-
-        if not should_recall:
-            return ""
-
-        ltm_scope = memory_manager.get_long_term_memory(
-            self.memory_config,
-            namespace=self.session_meta.selector.namespace or "global",
-        )
-        if not ltm_scope:
-            return ""
-
-        matches = await ltm_scope.recall(session=self.session_meta, query=user_input)
-        if matches:
-            logger.debug(f"🧠 [MemoryReader] 长期记忆召回详情 (Query: '{user_input}'):")
-            for i, m in enumerate(matches):
-                logger.debug(
-                    f"  [{i + 1}] 得分: {m.score:.4f} | 内容: {m.record.content}"
-                )
-
-            threshold = self.memory_config.long_term.recall_threshold
-            valid_matches = [m for m in matches if m.score >= threshold]
-            if not valid_matches:
-                logger.debug("🧠 [MemoryReader] 召回的记忆均未达到相关性阈值，已丢弃。")
-                return ""
-
-            fact_str = "\n".join(f"- {m.record.content}" for m in valid_matches)
-            logger.debug(
-                f"🧠 [MemoryReader]"
-                f"成功截取并注入 {len(valid_matches)} 条高价值长期记忆。"
-            )
-            return f"[系统补充：有关用户的长期记忆设定]\n{fact_str}"
-        return ""
-
-    async def get_slots_context(self) -> str:
-        """
-        读取并组装核心槽位记忆 (Memory Slots)，返回 XML 格式字符串供大模型使用。
-        """
-        if not self.memory_config or not self.memory_config.slots.enable:
-            return ""
-        slot_ctx = memory_manager.get_slot_context(
-            self.memory_config,
-            namespace=self.session_meta.selector.namespace or "global",
-        )
-        if not slot_ctx:
-            return ""
-
-        if self.memory_config.slots.default_slots:
-            for default_slot in self.memory_config.slots.default_slots:
-                existing = await slot_ctx.get_slot(
-                    self.session_meta, default_slot.label
-                )
-                if not existing:
-                    await slot_ctx.set_slot(self.session_meta, default_slot)
-
-        slots = await slot_ctx.list_pinned_slots(self.session_meta)
-        if not slots:
-            return ""
-
-        show_scope = False
-        if (
-            self.memory_config
-            and self.memory_config.slots.scopes
-            and len(self.memory_config.slots.scopes) > 1
-        ):
-            show_scope = True
-
-        xml_parts = ["<memory_slots>"]
-        for slot in slots:
-            if show_scope:
-                semantic_name = self.session_meta.scope_name_mapping.get(
-                    slot.scope, "未知"
-                )
-                xml_parts.append(
-                    f'  <slot name="{slot.label}" scope="{semantic_name}">\n'
-                    f"    {slot.content}\n"
-                    "  </slot>"
-                )
-            else:
-                xml_parts.append(
-                    f'  <slot name="{slot.label}">\n    {slot.content}\n  </slot>'
-                )
-        xml_parts.append("</memory_slots>")
-        return "\n".join(xml_parts)
-
-    async def get_short_term_context(
         self,
         model_name: str,
         override_history: Sequence[AgentMessage] | None = None,
     ) -> list[AgentMessage]:
         """
-        拉取短期对话历史，并执行 Token 压缩。
+        拉取短期对话历史，并执行 Token 压缩与管线修剪。
         """
         current_history: list[AgentMessage] = []
         if override_history is not None:
@@ -187,43 +81,18 @@ class MemoryReader:
                 if changed:
                     await chat_context.set_messages(self.session_meta, new_history)
                     logger.info(
-                        "💾 [MemoryReader] 压缩截断完毕，已同步覆写数据库。"
+                        "💾 [SessionMemory] 压缩截断完毕，已同步覆写数据库。"
                         f"压缩后条数: {len(new_history)}"
                     )
                 current_history = cast(list[AgentMessage], new_history)
 
         return current_history
 
-
+    async def write(
-class MemoryWriter:
-    """
-    记忆写入器 (Memory Writer)。
-    负责将对话增量安全地写入数据库。
-    """
-
-    def __init__(
-        self,
-        session_meta: SessionMetadata,
-        memory_config: MemoryConfig | None,
-        context: Any = None,
-    ):
-        """
-        初始化记忆写入器。
-
-        参数:
-            session_meta: 会话元数据，包含 Namespace 与作用域映射等上下文信息。
-            memory_config: 记忆系统的配置对象，控制记忆存入的逻辑。
-            context: 运行时上下文环境，作为可选参数传入，供中间件使用，默认 None。
-        """
-        self.session_meta = session_meta
-        self.memory_config = memory_config
-        self.context = context
-
-    async def save_new_messages(
         self,
         new_messages: Sequence[AgentMessage],
-    ):
+    ) -> None:
-        """将新产生的对话增量保存到数据库"""
+        """将新产生的对话增量，经过入库中间件清洗后保存到数据库"""
         if not new_messages:
             return
 

zhenxun/services/ai/context/memory/facades.py

@@ -1,129 +0,0 @@
-from __future__ import annotations
-
-from collections.abc import Sequence
-from typing import Literal
-
-from zhenxun.services.ai.core.messages import AgentMessage, LLMMessage
-
-from .manager import GlobalMemoryManager
-from .storage.interfaces import (
-    BaseChatContext,
-    BaseSlotContext,
-)
-from .types import (
-    MemorySlot,
-    SessionMetadata,
-)
-
-
-class ChatHistoryFacade:
-    """短期对话历史门面"""
-
-    def __init__(self, manager: GlobalMemoryManager, session_meta: SessionMetadata):
-        self.manager = manager
-        self.session_meta = session_meta
-
-    @property
-    def _backend(self) -> BaseChatContext | None:
-        return self.manager.get_chat_context(
-            None, self.session_meta.namespace or "global"
-        )
-
-    async def get(self, limit: int | None = None) -> list[LLMMessage]:
-        """获取当前会话的历史消息"""
-        if not self._backend:
-            return []
-        msgs = await self._backend.get_messages(self.session_meta)
-        return msgs[-limit:] if limit else msgs
-
-    async def add(self, messages: Sequence[AgentMessage] | AgentMessage) -> None:
-        """向当前会话追加一条或多条历史消息"""
-        if not self._backend:
-            return
-        from zhenxun.services.ai.core.engine.context_renderer import ContextConverter
-
-        msgs = messages if isinstance(messages, Sequence) else [messages]
-        flattened = ContextConverter.flatten_to_llm_messages(msgs)
-        if flattened:
-            await self._backend.add_messages(self.session_meta, flattened)
-
-    async def clear(self) -> None:
-        """清空当前会话的短期对话历史"""
-        if not self._backend:
-            return
-        await self._backend.clear(self.session_meta)
-
-
-class SlotFacade:
-    """中期记忆槽门面"""
-
-    def __init__(self, manager: GlobalMemoryManager, session_meta: SessionMetadata):
-        self.manager = manager
-        self.session_meta = session_meta
-
-    @property
-    def _backend(self) -> BaseSlotContext | None:
-        """获取底层槽位存储后端"""
-        return self.manager.get_slot_context(
-            None, self.session_meta.namespace or "global"
-        )
-
-    async def get(self, label: str) -> str | None:
-        """获取指定标识的槽位记忆内容"""
-        if not self._backend:
-            return None
-        slot = await self._backend.get_slot(self.session_meta, label)
-        return slot.content if slot else None
-
-    async def set(
-        self,
-        label: str,
-        content: str,
-        scope: Literal["session", "global"] = "session",
-        size_limit: int = 2000,
-        pinned: bool = True,
-    ) -> None:
-        """设置或更新指定的槽位记忆"""
-        if not self._backend:
-            return
-        slot = MemorySlot(
-            label=label,
-            content=content,
-            scope=scope,
-            size_limit=size_limit,
-            pinned=pinned,
-        )
-        await self._backend.set_slot(self.session_meta, slot)
-
-    async def delete(
-        self, label: str, scope: Literal["session", "global"] = "session"
-    ) -> None:
-        """删除指定的槽位记忆"""
-        if not self._backend:
-            return
-        await self._backend.delete_slot(self.session_meta, label, scope)
-
-    async def list_all(self) -> dict[str, str]:
-        """获取当前会话所有被置顶的槽位记忆"""
-        if not self._backend:
-            return {}
-        slots = await self._backend.list_pinned_slots(self.session_meta)
-        return {s.label: s.content for s in slots}
-
-
-class AgentSessionFacade:
-    """
-    提供给第三方开发者的会话记忆访问聚合门面 (Facade)。
-    """
-
-    def __init__(self, manager: GlobalMemoryManager, session_meta: SessionMetadata):
-        self.manager = manager
-        self.session_meta = session_meta
-        self.history = ChatHistoryFacade(manager, session_meta)
-        self.slots = SlotFacade(manager, session_meta)
-
-    async def clear_all(self) -> None:
-        """一键清空当前会话下的短期对话历史与记忆槽"""
-        cleaner = self.manager.cleaner().session(self.session_meta.session_id)
-        await cleaner.clear_short_term()
-        await cleaner.clear_slots()

zhenxun/services/ai/context/memory/manager.py

@@ -1,7 +1,8 @@
+from collections import defaultdict
 from collections.abc import Callable
 from typing import Any, cast
 
-from zhenxun.services.ai.context.rag.backends import Embedder, StorageBackend
+from zhenxun.services.ai.context.rag.backends import StorageBackend
 from zhenxun.services.ai.utils.logger import log_memory as logger
 from zhenxun.services.ai.utils.scope import BaseScopeBuilder
 from zhenxun.utils.utils import infer_plugin_namespace
@@ -9,11 +10,10 @@ from zhenxun.utils.utils import infer_plugin_namespace
 from .models import MemoryConfig
 from .storage.backends import (
     InMemoryChatContext,
-    MemoryScope,
 )
 from .storage.interfaces import (
     BaseChatContext,
-    BaseSlotContext,
+    IClearableBackend,
 )
 
 
@@ -33,41 +33,46 @@ class MemoryCleaner(BaseScopeBuilder["MemoryCleaner"]):
         self._config = cfg.build() if hasattr(cfg, "build") else cfg
         return self
 
+    async def clear_target(self, target_name: str):
+        """底层派发器：定向清理指定注册名称的泛型扩展后端数据"""
+        ns_dict = self.manager._backends.get(target_name, {})
+        for backend in ns_dict.values():
+            if isinstance(backend, IClearableBackend):
+                await backend.clear_by_query(self._selector)
+            else:
+                logger.warning(
+                    f"后端 {backend.__class__.__name__}"
+                    "未实现 IClearableBackend 协议，已跳过清理。"
+                )
+
     async def clear_short_term(self):
         """一键清理目标范围下的短期对话历史记忆"""
-        if self._config and self._config.short_term.backend:
+        if isinstance(self._config, MemoryConfig) and isinstance(
+            self._config.short_term.backend, IClearableBackend
+        ):
             await self._config.short_term.backend.clear_by_query(self._selector)
         else:
-            for backend in self.manager._chat_backends.values():
+            await self.clear_target("chat")
-                await backend.clear_by_query(self._selector)
 
     async def clear_slots(self):
-        """一键清理目标范围下的中期记忆槽 (Memory Slots)"""
+        """一键清理目标范围下的记忆槽数据"""
-        if self._config and self._config.slots.backend:
+        await self.clear_target("slots")
-            await self._config.slots.backend.clear_by_query(self._selector)
-        else:
-            for backend in self.manager._slot_backends.values():
-                await backend.clear_by_query(self._selector)
 
     async def clear_long_term(self):
         """一键清理目标范围下的长期向量记忆 (RAG Vector Database)"""
-        if self._config and self._config.long_term.backend:
+        for factory in self.manager._storage_factories.values():
-            from zhenxun.services.ai.context.rag.backends import StorageBackend
+            storage = factory()
-
+            if isinstance(storage, IClearableBackend):
-            storage = cast(StorageBackend, self._config.long_term.backend)
+                await storage.clear_by_query(self._selector)
-            await storage.clear_by_query(self._selector)
-        else:
-            for factory in self.manager._storage_factories.values():
-                storage = factory()
-                if hasattr(storage, "clear_by_query"):
-                    await storage.clear_by_query(self._selector)
-                else:
-                    await storage.delete(scope_prefix=self._selector.scope_prefix)
 
     async def clear_all(self):
-        """一键清理指定范围下的所有生命周期记忆（对话、槽位、RAG）"""
+        """一键清理指定范围下的所有生命周期记忆（对话、记忆槽、RAG、及其他泛型扩展后端）"""
-        await self.clear_short_term()
+        if isinstance(self._config, MemoryConfig) and isinstance(
-        await self.clear_slots()
+            self._config.short_term.backend, IClearableBackend
+        ):
+            await self._config.short_term.backend.clear_by_query(self._selector)
+        for target_name in self.manager._backends:
+            await self.clear_target(target_name)
         await self.clear_long_term()
         logger.info(
             f"🧹 成功清理作用域 '{self._selector.scope_prefix}'下的所有记忆痕迹！"
@@ -81,10 +86,8 @@ class GlobalMemoryManager:
     """
 
     def __init__(self):
-        self._chat_backends: dict[str, BaseChatContext] = {
+        self._backends: dict[str, dict[str, Any]] = defaultdict(dict)
-            "global": InMemoryChatContext()
+        self.register_backend("chat", InMemoryChatContext(), "global")
-        }
-        self._slot_backends: dict[str, BaseSlotContext] = {}
 
         from zhenxun.services.ai.context.rag.backends import DictStorageBackend
 
@@ -92,19 +95,23 @@ class GlobalMemoryManager:
             "global": lambda: DictStorageBackend()
         }
 
+    def register_backend(
+        self, backend_type: str, backend: Any, scope: str | None = None
+    ) -> None:
+        """泛型注册：注册任意类型的存储后端"""
+        ns = scope if scope is not None else infer_plugin_namespace()
+        self._backends[backend_type][ns] = backend
+
+    def get_backend(self, backend_type: str, namespace: str = "global") -> Any | None:
+        """泛型获取：获取任意类型的存储后端"""
+        backends = self._backends.get(backend_type, {})
+        return backends.get(namespace) or backends.get("global")
+
     def register_chat_backend(
         self, backend: BaseChatContext, scope: str | None = None
     ) -> None:
         """注册特定命名空间的短期记忆存储后端。"""
-        ns = scope if scope is not None else infer_plugin_namespace()
+        self.register_backend("chat", backend, scope)
-        self._chat_backends[ns] = backend
-
-    def register_slot_backend(
-        self, backend: BaseSlotContext, scope: str | None = None
-    ) -> None:
-        """注册特定命名空间的中期记忆槽存储后端。"""
-        ns = scope if scope is not None else infer_plugin_namespace()
-        self._slot_backends[ns] = backend
 
     def register_storage_factory(
         self, factory: Callable[[], StorageBackend], scope: str | None = None
@@ -117,20 +124,6 @@ class GlobalMemoryManager:
         """获取声明式记忆清理构建器，供第三方开发者极速清理指定记忆"""
         return MemoryCleaner(self)
 
-    def get_embedder(self, embedder_val: "Embedder | str | None") -> Embedder | None:
-        """获取向量化引擎实例。如果传入的是字符串，则视为 API 模型名称。"""
-        if not embedder_val:
-            return None
-
-        if isinstance(embedder_val, str):
-            from zhenxun.services.ai.context.rag.backends.embedders import (
-                DefaultEmbedder,
-            )
-
-            return DefaultEmbedder(model_name=embedder_val)
-
-        return embedder_val
-
     def get_chat_context(
         self, config: MemoryConfig | None, namespace: str = "global"
     ) -> BaseChatContext | None:
@@ -142,69 +135,7 @@ class GlobalMemoryManager:
         if backend_cfg is not None:
             return cast(BaseChatContext, backend_cfg)
 
-        return self._chat_backends.get(namespace) or self._chat_backends["global"]
+        return self.get_backend("chat", namespace)
-
-    def get_slot_context(
-        self, config: MemoryConfig | None, namespace: str = "global"
-    ) -> BaseSlotContext | None:
-        """根据配置分配对应的槽位记忆实例"""
-        if not config or not config.slots.enable:
-            return None
-
-        backend_cfg = config.slots.backend
-        if backend_cfg is not None:
-            return cast(BaseSlotContext, backend_cfg)
-
-        return self._slot_backends.get(namespace) or self._slot_backends["global"]
-
-    def get_long_term_memory(
-        self, config: MemoryConfig | None, namespace: str = "global"
-    ) -> MemoryScope | None:
-        """根据声明式配置动态组装长期向量记忆实例"""
-        if not config or not config.long_term.enable:
-            return None
-
-        if config.long_term.engine is not None:
-            return MemoryScope(
-                rag_client=config.long_term.engine,
-            )
-
-        storage_instance = None
-        backend_cfg = config.long_term.backend
-        if backend_cfg is not None:
-            storage_instance = cast(StorageBackend, backend_cfg)
-        else:
-            factory = (
-                self._storage_factories.get(namespace)
-                or self._storage_factories["global"]
-            )
-            storage_instance = factory()
-
-        embedder = self.get_embedder(config.long_term.embedder)
-
-        from zhenxun.services.ai.context.rag.builder import RAGBuilder
-
-        builder = RAGBuilder(storage_instance).with_scope("/")
-        if embedder:
-            builder.with_embedder(embedder)
-
-        from .models import MemoryScoringConfig
-
-        scoring_cfg = MemoryScoringConfig()
-
-        builder.enable_lifecycle_scoring(
-            half_life_days=scoring_cfg.recency_half_life_days,
-            decay_weight=scoring_cfg.recency_weight,
-            semantic_weight=scoring_cfg.semantic_weight,
-            importance_weight=scoring_cfg.importance_weight,
-            reinforcement_weight=scoring_cfg.reinforcement_weight,
-        )
-
-        client = builder.build()
-
-        return MemoryScope(
-            rag_client=client,
-        )
 
 
 memory_manager = GlobalMemoryManager()

zhenxun/services/ai/context/memory/models.py

@@ -2,50 +2,21 @@
 记忆域类型定义
 """
 
-from typing import Any
-
 from pydantic import BaseModel, ConfigDict, Field
 
-from zhenxun.services.ai.context.rag.backends import Embedder, StorageBackend
-from zhenxun.services.ai.context.rag.engine import ScopedRAGClient
 from zhenxun.services.ai.utils.scope import ScopeBuilder
 
 from .storage.interfaces import (
     BaseChatContext,
     BaseMemoryIngestionMiddleware,
     BaseMemoryReducer,
-    BaseSlotContext,
 )
 from .types import (
-    AutoRecallPolicy,
     Isolation,
-    MemorySlot,
     SessionMetadata,
 )
 
 
-class SlotMemoryConfig(BaseModel):
-    """槽位记忆 (Memory Slots) 配置"""
-
-    model_config = ConfigDict(arbitrary_types_allowed=True)
-
-    enable: bool = Field(default=False)
-    """是否启用中期记忆槽"""
-    scopes: dict[str, ScopeBuilder] | None = Field(default=None)
-    """语义化作用域映射字典，供大模型作为 Literal 选择。如果只有一个，则自动隐藏参数"""
-    default_slots: list[MemorySlot] = Field(default_factory=list)
-    """首次初始化时自动写入的默认槽位列表"""
-    backend: str | BaseSlotContext | None = Field(default=None)
-    """
-    指定底层槽位记忆数据库注册名称，或直接传入 BaseSlotContext 实例。
-    为空则使用全局默认
-    """
-    instructions: str | None = Field(default=None)
-    """覆写内置槽位管理工具箱的系统提示词"""
-    toolkit_kwargs: dict[str, Any] = Field(default_factory=dict)
-    """透传给底层 MemorySlotToolkit 的高级参数 (如 prefix, exclude, shared_options)"""
-
-
 class MemoryScoringConfig(BaseModel):
     """长期记忆的复合打分与检索配置"""
 
@@ -57,7 +28,6 @@ class MemoryScoringConfig(BaseModel):
     """重要性权重"""
     recency_half_life_days: int = Field(default=30)
     """时间衰减的半衰期(天)"""
-
     reinforcement_weight: float = Field(default=0.2)
     """访问强化的加权权重 (被检索越多得分越高)"""
 
@@ -78,44 +48,6 @@ class ShortTermConfig(BaseModel):
     """单一的记忆隔离级别 (ScopeBuilder)，决定短期记忆存储边界"""
 
 
-class LongTermConfig(BaseModel):
-    """长期向量记忆配置"""
-
-    model_config = ConfigDict(arbitrary_types_allowed=True)
-
-    enable: bool = Field(default=False)
-    """是否启用长期记忆（开启后自动赋予 Agent 存取记忆的工具，并附加 RAG 召回能力）"""
-    engine: ScopedRAGClient | None = Field(default=None)
-    """
-    [推荐] 指定底层的高级 RAG 检索引擎实例。若传入此项，将覆盖默认的 backend
-    和 embedder 配置。
-    """
-    backend: str | StorageBackend | None = Field(default=None)
-    """
-    指定底层长期向量数据库 (Storage) 注册名称，或直接传入 StorageBackend 实例。
-    为空则使用全局默认
-    """
-    scopes: dict[str, ScopeBuilder] | None = Field(default=None)
-    """语义化作用域映射字典，决定长期记忆存储边界。如果只有一个，则自动隐藏参数"""
-    embedder: str | Embedder | None = Field(default=None)
-    """
-    指定底层向量化引擎 (Embedder) 实例，若为字符串则视为 API 模型名称。
-    为空则使用全局默认
-    """
-
-    agentic: bool = Field(default=True)
-    """是否赋予大模型主动管理记忆的能力 (Agentic Memory)"""
-    auto_recall: AutoRecallPolicy = Field(default=False)
-    """长期记忆的自动召回策略，默认 False (从不自动召回)，由大模型自主
-    决定调用搜索工具"""
-    recall_threshold: float = Field(default=0.5)
-    """长期记忆召回的最低余弦相似度要求"""
-    instructions: str | None = Field(default=None)
-    """覆写内置长期记忆管理工具箱的系统提示词"""
-    toolkit_kwargs: dict[str, Any] = Field(default_factory=dict)
-    """透传给底层 MemoryManagementToolkit 的高级参数"""
-
-
 class ContextCompressionConfig(BaseModel):
     """上下文压缩与管理配置"""
 
@@ -144,14 +76,8 @@ class MemoryConfig(BaseModel):
     """统一的记忆配置项声明"""
 
     model_config = ConfigDict(arbitrary_types_allowed=True)
-    base_isolation: ScopeBuilder = Field(default_factory=Isolation.AGENT_USER)
-    """顶层基准隔离级别，短期/中期/长期记忆将默认继承此级别"""
     short_term: ShortTermConfig = Field(default_factory=ShortTermConfig)
     """短期对话记忆配置"""
-    slots: SlotMemoryConfig = Field(default_factory=SlotMemoryConfig)
-    """槽位记忆配置"""
-    long_term: LongTermConfig = Field(default_factory=LongTermConfig)
-    """长期向量记忆配置"""
     compression: ContextCompressionConfig = Field(
         default_factory=ContextCompressionConfig
     )
@@ -161,12 +87,10 @@ class MemoryConfig(BaseModel):
 
 
 __all__ = [
-    "AutoRecallPolicy",
     "BaseMemoryIngestionMiddleware",
     "ContextCompressionConfig",
     "IngestionConfig",
     "Isolation",
-    "LongTermConfig",
     "MemoryConfig",
     "MemoryScoringConfig",
     "SessionMetadata",

zhenxun/services/ai/context/memory/storage/backends.py

@@ -95,7 +95,9 @@ class DBMessageSerializer:
         return content_parts
 
     @staticmethod
-    def serialize_content(content_payload: Any) -> list[dict[str, Any]]:
+    def serialize_content(
+        content_payload: list[LLMContentPart] | str,
+    ) -> list[dict[str, Any]]:
         """将 LLMMessage 消息内容序列化为可存储于数据库的 JSON 格式"""
         if isinstance(content_payload, str):
             return [{"type": "text", "text": content_payload}]
@@ -134,7 +136,7 @@ class MemoryScope:
     ):
         """初始化长期记忆作用域与 RAG 客户端"""
         self.rag_client = rag_client
-        self._background_tasks: set[Any] = set()
+        self._background_tasks: set[asyncio.Task[Any]] = set()
 
     async def remember(
         self,
@@ -492,3 +494,13 @@ def get_orm_slot_context(model_class: type[AbstractSlotRecord]) -> TortoiseSlotC
     [工厂方法] 供第三方开发者调用，将 Tortoise ORM 表直接包装为记忆槽存储系统。
     """
     return TortoiseSlotContext(model_class=model_class)
+
+
+__all__ = [
+    "AbstractMemoryRecord",
+    "AbstractSlotRecord",
+    "InMemoryChatContext",
+    "MemoryScope",
+    "TortoiseChatContext",
+    "TortoiseSlotContext",
+]

zhenxun/services/ai/context/memory/storage/interfaces.py

@@ -1,5 +1,6 @@
 from abc import ABC, abstractmethod
 from collections.abc import Sequence
+from typing import Protocol, runtime_checkable
 
 from zhenxun.services.ai.context.memory.types import (
     MemorySlot,
@@ -10,7 +11,14 @@ from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.utils.scope import ScopeSelector
 
 
-class BaseChatContext(ABC):
+@runtime_checkable
+class IClearableBackend(Protocol):
+    """支持声明式清理的作用域后端协议"""
+
+    async def clear_by_query(self, query: ScopeSelector) -> int | None: ...
+
+
+class BaseChatContext(IClearableBackend, ABC):
     """短期对话历史记忆接口"""
 
     @abstractmethod
@@ -44,13 +52,8 @@ class BaseChatContext(ABC):
         """清空当前会话的历史消息。"""
         ...
 
-    @abstractmethod
-    async def clear_by_query(self, query: ScopeSelector) -> None:
-        """根据条件领域查询对象清理对话历史。"""
-        ...
 
-
+class BaseSlotContext(IClearableBackend, ABC):
-class BaseSlotContext(ABC):
     """中期记忆槽持久化接口"""
 
     @abstractmethod
@@ -80,11 +83,6 @@ class BaseSlotContext(ABC):
         """列出当前会话的所有记忆槽（包括未置顶的）。"""
         ...
 
-    @abstractmethod
-    async def clear_by_query(self, query: ScopeSelector) -> None:
-        """根据条件领域查询对象清理记忆槽。"""
-        ...
-
 
 class BaseMemoryReducer(ABC):
     """记忆压缩器基类"""
@@ -97,7 +95,19 @@ class BaseMemoryReducer(ABC):
         model_name: str,
         base_overhead: int = 0,
     ) -> tuple[list[LLMMessage], bool, int]:
-        """对消息列表进行压缩处理。"""
+        """
+        执行记忆压缩处理，精简或提炼对话上下文以降低 Token 消耗。
+
+        参数:
+            messages: 需要进行压缩的原始 LLM 消息历史列表。
+            current_tokens: 压缩前消息列表的当前 Token 总数。
+            model_name: 用于判定压缩阈值或计算 Token 的底层大模型名称。
+            base_overhead: 基础系统提示词等静态开销的 Token 计数。
+
+        返回:
+            tuple[list[LLMMessage], bool, int]: 包含压缩后的新消息历史列表、
+                本次是否实际触发了压缩的布尔标记、以及压缩后的新 Token 总数。
+        """
         ...
 
 

zhenxun/services/ai/context/rag/backends/embedders.py

@@ -4,6 +4,7 @@ import threading
 from typing import Any, Literal, Protocol, runtime_checkable
 
 from zhenxun.services.ai.core.messages import EmbedBatch
+from zhenxun.services.ai.core.options import LLMEmbeddingConfig
 from zhenxun.services.ai.llm.api import embed as api_embed
 from zhenxun.services.ai.message_builder import MessageBuilder
 from zhenxun.services.ai.utils.logger import log_rag as logger
@@ -16,7 +17,7 @@ EmbedTaskType = Literal[
 @runtime_checkable
 class Embedder(Protocol):
     """
-    向量化引擎协议 (Callable Protocol)。
+    向量化引擎协议。
     任何实现了异步 __call__ 的对象或闭包函数均可作为 Embedder。
     """
 
@@ -32,7 +33,9 @@ class Embedder(Protocol):
 class DefaultEmbedder(Embedder):
     """系统默认的向量化引擎，调用大模型底座 API"""
 
-    def __init__(self, model_name: str | None = None, config: Any = None):
+    def __init__(
+        self, model_name: str | None = None, config: LLMEmbeddingConfig | None = None
+    ):
         self.model_name = model_name
         self.config = config
 
@@ -57,10 +60,28 @@ class BaseLocalEmbedder(Embedder, ABC):
     def __init__(self, model_name: str):
         self.model_name = model_name
         self._model_lock = threading.Lock()
+        self._model: Any | None = None
+
+    def _ensure_model_loaded(self) -> None:
+        """线程安全的懒加载机制"""
+        if self._model is None:
+            with self._model_lock:
+                if self._model is None:
+                    logger.info(
+                        f"正在后台加载本地向量模型: {self.model_name} ... "
+                        "(首次加载可能需要较长时间下载)"
+                    )
+                    self._model = self._load_model_impl()
+                    logger.info(f"本地向量模型 {self.model_name} 加载完毕！")
+
+    @abstractmethod
+    def _load_model_impl(self) -> Any:
+        """子类实现：执行具体的依赖导入与模型实例化，并返回模型对象。"""
+        pass
 
     @abstractmethod
     def _encode_texts(self, texts: list[str]) -> list[list[float]]:
-        """子类只需实现此同步的批量文本向量化方法即可。"""
+        """子类实现：执行同步的批量文本向量化方法。"""
         pass
 
     async def __call__(
@@ -93,7 +114,6 @@ class FastEmbedder(BaseLocalEmbedder):
 
     def __init__(self, model_name: str | None = None):
         super().__init__(model_name or "BAAI/bge-small-zh-v1.5")
-        self.model = None
 
         import importlib.util
 
@@ -102,29 +122,19 @@ class FastEmbedder(BaseLocalEmbedder):
                 "⚠️ 使用 FastEmbed 需要额外依赖，请在终端执行: pip install fastembed"
             )
 
-    def _ensure_model_loaded(self):
+    def _load_model_impl(self) -> Any:
-        """线程安全的懒加载机制"""
+        try:
-        if self.model is None:
+            from fastembed import TextEmbedding
-            with self._model_lock:
+        except ImportError:
-                if self.model is None:
+            raise ImportError(
-                    try:
+                "⚠️ 使用 FastEmbed 需要额外依赖，请在终端执行: pip install fastembed"
-                        from fastembed import TextEmbedding
+            )
-                    except ImportError:
+        return TextEmbedding(model_name=self.model_name)
-                        raise ImportError(
-                            "⚠️ 使用 FastEmbed 需要额外依赖，"
-                            "请在终端执行: pip install fastembed"
-                        )
-                    logger.info(
-                        f"正在后台加载 FastEmbed 本地模型: {self.model_name} ... "
-                        "(首次加载可能需要极长时间下载)"
-                    )
-                    self.model = TextEmbedding(model_name=self.model_name)
-                    logger.info(f"FastEmbed 模型 {self.model_name} 加载完毕！")
 
     def _encode_texts(self, texts: list[str]) -> list[list[float]]:
         self._ensure_model_loaded()
-        assert self.model is not None
+        assert self._model is not None
-        return [vec.tolist() for vec in self.model.embed(texts)]
+        return [vec.tolist() for vec in self._model.embed(texts)]
 
 
 class SentenceTransformerEmbedder(BaseLocalEmbedder):
@@ -135,7 +145,6 @@ class SentenceTransformerEmbedder(BaseLocalEmbedder):
 
     def __init__(self, model_name: str | None = None):
         super().__init__(model_name or "BAAI/bge-small-zh-v1.5")
-        self.model = None
 
         import importlib.util
 
@@ -145,32 +154,18 @@ class SentenceTransformerEmbedder(BaseLocalEmbedder):
                 "请在终端执行: pip install sentence-transformers"
             )
 
-    def _ensure_model_loaded(self):
+    def _load_model_impl(self) -> Any:
-        """线程安全的懒加载机制"""
+        try:
-        if self.model is None:
+            from sentence_transformers import SentenceTransformer
-            with self._model_lock:
+        except ImportError:
-                if self.model is None:
+            raise ImportError(
-                    try:
+                "⚠️ 使用 SentenceTransformers 需要额外依赖，"
-                        from sentence_transformers import (
+                "请在终端执行: pip install sentence-transformers"
-                            SentenceTransformer,
+            )
-                        )
+        return SentenceTransformer(self.model_name)
-                    except ImportError:
-                        raise ImportError(
-                            "⚠️ 使用 SentenceTransformers 需要额外依赖，"
-                            "请在终端执行: pip install sentence-transformers"
-                        )
-                    logger.info(
-                        "正在后台加载 SentenceTransformer "
-                        f"本地模型: {self.model_name} ... "
-                        "(首次加载可能需要极长时间下载)"
-                    )
-                    self.model = SentenceTransformer(self.model_name)
-                    logger.info(
-                        f"SentenceTransformer 模型 {self.model_name} 加载完毕！"
-                    )
 
     def _encode_texts(self, texts: list[str]) -> list[list[float]]:
         self._ensure_model_loaded()
-        assert self.model is not None
+        assert self._model is not None
-        embeddings = self.model.encode(texts)
+        embeddings = self._model.encode(texts)
         return embeddings.tolist()

zhenxun/services/ai/context/rag/backends/storages.py

@@ -11,6 +11,10 @@ from zhenxun.services.ai.context.rag.models import (
     SearchResult,
 )
 from zhenxun.services.ai.context.rag.retrieval import FilterEvaluator
+from zhenxun.services.ai.context.rag.utils import (
+    InMemoryScorer,
+    normalize_vector,
+)
 from zhenxun.services.ai.utils.logger import log_rag as logger
 from zhenxun.services.ai.utils.scope import ScopeSelector
 from zhenxun.services.db_context import Model
@@ -24,9 +28,7 @@ class StorageBackend(Protocol):
         """保存或更新数据块"""
         ...
 
-    async def search(
+    async def search(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: QueryRequest, scopes: list[str] | None = None
-    ) -> list[SearchResult]:
         """按向量和前缀检索数据块"""
         ...
 
@@ -49,22 +51,6 @@ class StorageBackend(Protocol):
         ...
 
 
-def normalize_vector(vec: list[float] | np.ndarray) -> np.ndarray:
-    """将一维向量转化为 float32 数组并进行 L2 归一化"""
-    v = np.array(vec, dtype=np.float32)
-    norm = np.linalg.norm(v)
-    if norm == 0:
-        return v
-    return v / norm
-
-
-def normalize_matrix(mat: np.ndarray) -> np.ndarray:
-    """将二维矩阵的每一行进行 L2 归一化"""
-    norms = np.linalg.norm(mat, axis=1, keepdims=True)
-    norms[norms == 0] = 1.0
-    return mat / norms
-
-
 class DictStorageBackend(StorageBackend):
     """基于内存字典的轻量级纯净 RAG 存储实现"""
 
@@ -83,62 +69,36 @@ class DictStorageBackend(StorageBackend):
             else:
                 self._vectors.pop(r.id, None)
 
-    async def search(
+    async def search(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: QueryRequest, scopes: list[str] | None = None
-    ) -> list[SearchResult]:
         candidate_ids = []
         for record in self._records.values():
-            if scopes is not None:
+            if request.scopes is not None:
-                if record.metadata.get("scope", "/") not in scopes:
+                if record.metadata.get("scope", "/") not in request.scopes:
                     continue
-            if not FilterEvaluator.evaluate(record.metadata, query.metadata_filters):
+            if not FilterEvaluator.evaluate(record.metadata, request.metadata_filters):
                 continue
-            if not query.embedding and query.text and query.text not in record.content:
+            if (
+                not request.embedding
+                and request.text
+                and request.text not in record.content
+            ):
                 continue
             candidate_ids.append(record.id)
 
         if not candidate_ids:
             return []
 
-        results = []
+        records = [self._records[r_id] for r_id in candidate_ids]
-        if query.search_type == "sparse":
-            import jieba
 
-            tokens = set(jieba.lcut_for_search(query.text.lower()))
+        if request.search_type == "sparse":
-            for r_id in candidate_ids:
+            results = InMemoryScorer.calculate_sparse_scores(request.text, records)
-                record = self._records[r_id]
+        elif request.search_type == "dense" and request.embedding:
-                content = record.content.lower()
+            results = InMemoryScorer.calculate_dense_scores(request.embedding, records)
-                matched_count = sum(1 for t in tokens if t in content)
-                if matched_count > 0:
-                    score = matched_count / len(tokens)
-                    results.append(SearchResult(record=record, score=score))
-        elif query.search_type == "dense" and query.embedding:
-            q_vec = normalize_vector(query.embedding)
-            valid_ids = [r_id for r_id in candidate_ids if r_id in self._vectors]
-
-            if valid_ids:
-                try:
-                    mat = np.array([self._vectors[r_id] for r_id in valid_ids])
-                    scores = mat @ q_vec
-                    for r_id, score in zip(valid_ids, scores):
-                        results.append(
-                            SearchResult(record=self._records[r_id], score=float(score))
-                        )
-                except ValueError as e:
-                    logger.warning(
-                        "⚠️ DictStorage 中缓存的向量维度与当前查询维度不匹配，"
-                        f"跳过向量检索。原因: {e}"
-                    )
-
-            missing_ids = [r_id for r_id in candidate_ids if r_id not in self._vectors]
-            for r_id in missing_ids:
-                results.append(SearchResult(record=self._records[r_id], score=0.1))
         else:
-            for r_id in candidate_ids:
+            results = [SearchResult(record=r, score=0.1) for r in records]
-                results.append(SearchResult(record=self._records[r_id], score=0.1))
 
         results.sort(key=lambda x: x.score, reverse=True)
-        return results[: query.limit]
+        return results[: request.limit]
 
     async def update(self, record: BaseRecord) -> None:
         if record.id in self._records:
@@ -212,94 +172,48 @@ class TortoiseStorageBackend(StorageBackend):
                 },
             )
 
-    async def search(
+    async def search(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: QueryRequest, scopes: list[str] | None = None
-    ) -> list[SearchResult]:
         query_orm = self.model_class.all()
-        if scopes is not None:
+        if request.scopes is not None:
-            query_orm = query_orm.filter(scope__in=scopes)
+            query_orm = query_orm.filter(scope__in=request.scopes)
 
-        if query.search_type == "sparse" and query.text:
+        if request.search_type == "sparse" and request.text:
             import jieba
             from tortoise.expressions import Q
 
             tokens = [
-                t for t in jieba.lcut_for_search(query.text) if len(t.strip()) > 1
+                t for t in jieba.lcut_for_search(request.text) if len(t.strip()) > 1
-            ] or [query.text]
+            ] or [request.text]
             q_expr = Q()
             for token in tokens:
                 q_expr |= Q(content__icontains=token)
             query_orm = query_orm.filter(q_expr)
-        elif query.search_type == "dense" and not query.embedding and query.text:
+        elif request.search_type == "dense" and not request.embedding and request.text:
-            query_orm = query_orm.filter(content__icontains=query.text)
+            query_orm = query_orm.filter(content__icontains=request.text)
 
         rows = await query_orm
 
         valid_rows = []
         for row in rows:
             row_meta = row.meta_data if isinstance(row.meta_data, dict) else {}
-            if not FilterEvaluator.evaluate(row_meta, query.metadata_filters):
+            if not FilterEvaluator.evaluate(row_meta, request.metadata_filters):
                 continue
             valid_rows.append(row)
 
         if not valid_rows:
             return []
 
-        results = []
+        records = [self._to_base_record(row) for row in valid_rows]
-        if query.search_type == "sparse":
-            import jieba
 
-            tokens = set(jieba.lcut_for_search(query.text.lower()))
+        if request.search_type == "sparse":
-            for row in valid_rows:
+            results = InMemoryScorer.calculate_sparse_scores(request.text, records)
-                content = row.content.lower()
+        elif request.search_type == "dense" and request.embedding:
-                matched_count = sum(1 for t in tokens if t in content)
+            results = InMemoryScorer.calculate_dense_scores(request.embedding, records)
-                score = matched_count / len(tokens) if tokens else 0.1
-                results.append(
-                    SearchResult(record=self._to_base_record(row), score=score)
-                )
-        elif query.search_type == "dense" and query.embedding:
-            q_vec = normalize_vector(query.embedding)
-            vec_rows = []
-            missing_rows = []
-
-            for row in valid_rows:
-                if isinstance(row.embedding, list):
-                    vec_rows.append(row)
-                else:
-                    missing_rows.append(row)
-
-            if vec_rows:
-                try:
-                    raw_mat = np.array(
-                        [r.embedding for r in vec_rows], dtype=np.float32
-                    )
-                    norm_mat = normalize_matrix(raw_mat)
-                    scores = norm_mat @ q_vec
-
-                    for row, score in zip(vec_rows, scores):
-                        results.append(
-                            SearchResult(
-                                record=self._to_base_record(row), score=float(score)
-                            )
-                        )
-                except ValueError as e:
-                    logger.warning(
-                        "⚠️ 数据库中缓存的向量维度与当前模型查询维度不匹配，"
-                        f"已安全跳过向量检索(降级为稀疏匹配)。原因: {e}"
-                    )
-
-            for row in missing_rows:
-                results.append(
-                    SearchResult(record=self._to_base_record(row), score=0.1)
-                )
         else:
-            for row in valid_rows:
+            results = [SearchResult(record=r, score=0.1) for r in records]
-                results.append(
-                    SearchResult(record=self._to_base_record(row), score=0.1)
-                )
 
         results.sort(key=lambda x: x.score, reverse=True)
-        return results[: query.limit]
+        return results[: request.limit]
 
     async def update(self, record: BaseRecord) -> None:
         await self.model_class.filter(id=record.id).update(
@@ -386,50 +300,50 @@ class QdrantStorageBackend(StorageBackend):
             )
         await self.client.upsert(collection_name=self.collection_name, points=points)
 
-    async def search(
+    async def search(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: QueryRequest, scopes: list[str] | None = None
+        if request.search_type == "dense" and not request.embedding:
-    ) -> list[SearchResult]:
-        if query.search_type == "dense" and not query.embedding:
             return []
-        if query.embedding:
+        if request.embedding:
-            await self._ensure_collection(len(query.embedding))
+            await self._ensure_collection(len(request.embedding))
 
         from qdrant_client.models import FieldCondition, Filter, MatchText, MatchValue
 
         must_conditions = []
 
-        if scopes is not None:
+        if request.scopes is not None:
             try:
                 from qdrant_client.models import MatchAny
 
                 must_conditions.append(
-                    FieldCondition(key="metadata.scope", match=MatchAny(any=scopes))
+                    FieldCondition(
+                        key="metadata.scope", match=MatchAny(any=request.scopes)
+                    )
                 )
             except ImportError:
                 scope_conditions = [
                     FieldCondition(key="metadata.scope", match=MatchValue(value=s))
-                    for s in scopes
+                    for s in request.scopes
                 ]
                 must_conditions.append(Filter(should=scope_conditions))
 
-        if query.metadata_filters:
+        if request.metadata_filters:
-            for k, v in query.metadata_filters.items():
+            for k, v in request.metadata_filters.items():
                 must_conditions.append(
                     FieldCondition(key=f"metadata.{k}", match=MatchValue(value=v))
                 )
 
-        if query.search_type == "sparse":
+        if request.search_type == "sparse":
             must_conditions.append(
-                FieldCondition(key="content", match=MatchText(text=query.text))
+                FieldCondition(key="content", match=MatchText(text=request.text))
             )
 
         query_filter = Filter(must=must_conditions) if must_conditions else None
 
-        if query.search_type == "sparse":
+        if request.search_type == "sparse":
             results = await self.client.scroll(
                 collection_name=self.collection_name,
                 scroll_filter=query_filter,
-                limit=query.limit,
+                limit=request.limit,
                 with_payload=True,
             )
             return [
@@ -446,8 +360,8 @@ class QdrantStorageBackend(StorageBackend):
 
         results = await self.client.search(  # type: ignore
             collection_name=self.collection_name,
-            query_vector=query.embedding,
+            query_vector=request.embedding,
-            limit=query.limit,
+            limit=request.limit,
             query_filter=query_filter,
         )
 
@@ -559,27 +473,25 @@ class LanceDBStorageBackend(StorageBackend):
         else:
             self.db.open_table(self.table_name).add(data)
 
-    async def search(
+    async def search(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: QueryRequest, scopes: list[str] | None = None
-    ) -> list[SearchResult]:
         if self.table_name not in self.db.table_names():
             return []
-        if query.search_type == "dense" and not query.embedding:
+        if request.search_type == "dense" and not request.embedding:
             return []
 
         tbl = self.db.open_table(self.table_name)
-        if query.search_type == "sparse":
+        if request.search_type == "sparse":
             try:
                 results = (
-                    tbl.search(query.text, query_type="fts")
+                    tbl.search(request.text, query_type="fts")
-                    .limit(query.limit)
+                    .limit(request.limit)
                     .to_list()
                 )
             except Exception as e:
                 logger.warning(f"LanceDB FTS 检索失败(可能是由于尚未创建FTS索引): {e}")
                 return []
         else:
-            results = tbl.search(query.embedding).limit(query.limit).to_list()
+            results = tbl.search(request.embedding).limit(request.limit).to_list()
 
         import ast
 

zhenxun/services/ai/context/rag/builder.py

@@ -2,7 +2,7 @@ from typing import Any
 
 from zhenxun.services.ai.utils.logger import log_rag as logger
 
-from .backends import StorageBackend
+from .backends import Embedder, StorageBackend
 from .configs import RAGConfig
 from .engine import ScopedRAGClient
 from .ingestion import (
@@ -29,18 +29,25 @@ from .retrieval import (
 
 class RAGBuilder:
     """
-    RAG 管线组装构建器 (Fluent Builder Pattern)。
+    RAG 管线组装构建器。
-    使用内部状态驱动模式 (The Memory Pattern)，内部维护私有的 RAGConfig 实例。
+    使用内部状态驱动模式，内部维护私有的 RAGConfig 实例。
     """
 
     def __init__(
         self, storage: StorageBackend | None = None, config: RAGConfig | None = None
     ):
+        """
+        初始化 RAG 管线组装构建器。
+
+        参数:
+            storage: (可选) 底层存储后端实例。
+            config: (可选) RAG 配置对象。若不提供，将新建默认的 RAGConfig 实例。
+        """
         self._config = config or RAGConfig()
         if storage is not None:
             self._config.storage = storage
 
-    def with_embedder(self, embedder: Any) -> "RAGBuilder":
+    def with_embedder(self, embedder: Embedder) -> "RAGBuilder":
         """
         设置向量化引擎。
 

zhenxun/services/ai/context/rag/engine.py

@@ -11,11 +11,13 @@ from .ingestion import (
 )
 from .models import (
     BaseRecord,
+    QueryRequest,
     SearchResult,
 )
 from .retrieval import (
     BaseRetriever,
 )
+from .utils import normalize_query_text
 
 
 class ScopedRAGClient:
@@ -55,7 +57,15 @@ class ScopedRAGClient:
         self.scope_prefix = self.scopes[0] if self.scopes else "/"
 
     async def ingest(self, records: list[BaseRecord]) -> int:
-        """通过 RAG Ingestion Pipeline 处理并入库数据"""
+        """
+        通过 RAG Ingestion Pipeline 处理并入库数据。
+
+        参数:
+            records: 待导入的数据记录列表。
+
+        返回:
+            int: 成功导入并存入的记录数量。
+        """
         for r in records:
             if "scope" not in r.metadata:
                 r.metadata["scope"] = self.scope_prefix
@@ -73,7 +83,16 @@ class ScopedRAGClient:
         """
         多作用域联合切片视图检索 (Union Search)。
         并发向多个独立的作用域发起检索，并对结果进行合并、去重和重排。
-        """
+
+        参数:
+            query: 检索的查询对象，可以是文本字符串、向量或高级查询对象。
+            limit: 最大返回结果条数。
+            scopes: (可选) 自定义检索的作用域。若不提供，则使用客户端初始化时设定的 scopes。
+            **kwargs: 传递给底层检索器的其他关键字参数。
+
+        返回:
+            list[SearchResult]: 检索到的相似度排序后的结果列表。
+        """  # noqa: E501
         target_scopes = self.scopes
         if scopes is not None:
             target_scopes = (
@@ -85,13 +104,40 @@ class ScopedRAGClient:
         if not target_scopes:
             return []
 
-        kwargs["scopes"] = target_scopes
+        text_query = normalize_query_text(query)
-        return await self.retriever.retrieve(query, limit=limit, **kwargs)
+        metadata_filters = kwargs.pop("metadata_filters", None)
+
+        request = QueryRequest(
+            text=text_query,
+            limit=limit,
+            scopes=target_scopes,
+            metadata_filters=metadata_filters,
+            extra=kwargs,
+        )
+
+        return await self.retriever.retrieve(request)
 
     async def update(self, record: BaseRecord) -> None:
+        """
+        更新指定的已有数据记录。
+        会自动强行附加当前客户端的单作用域前缀 (scope_prefix)。
+
+        参数:
+            record: 待更新的完整数据记录对象。
+        """
         record.metadata["scope"] = self.scope_prefix
         await self.storage.update(record)
 
     async def delete(self, record_ids: list[str] | None = None, **kwargs: Any) -> int:
+        """
+        删除指定的已有数据记录，操作限定在当前客户端的单作用域前缀下。
+
+        参数:
+            record_ids: (可选) 待删除的记录 ID 列表。
+            **kwargs: 传递给底层存储后端的其他过滤或删除参数。
+
+        返回:
+            int: 成功删除的记录条数。
+        """
         kwargs["scope_prefix"] = self.scope_prefix
         return await self.storage.delete(record_ids=record_ids, **kwargs)

zhenxun/services/ai/context/rag/models.py

@@ -42,6 +42,10 @@ class QueryRequest(BaseModel):
     """元数据精确匹配字典"""
     limit: int = Field(default=10)
     """返回的最大条数"""
+    scopes: list[str] | None = Field(default=None)
+    """检索的数据隔离作用域列表"""
+    extra: dict[str, Any] = Field(default_factory=dict)
+    """透传参数逃生舱"""
 
 
 StorageConfigType = dict[str, Any]

zhenxun/services/ai/context/rag/retrieval.py

@@ -4,22 +4,15 @@ import time
 from typing import TYPE_CHECKING, Any, Protocol, cast, runtime_checkable
 
 from zhenxun.services.ai.utils.logger import log_rag as logger
+from zhenxun.utils.pydantic_compat import model_copy
 
+from .backends.embedders import Embedder
 from .models import QueryRequest, SearchResult
 
 if TYPE_CHECKING:
     from .backends.storages import StorageBackend
 
 
-def normalize_query_text(query: Any) -> str:
-    """辅助函数：提取各种输入形式（如字符串、平台Message对象）的纯文本用于检索"""
-    if isinstance(query, str):
-        return query
-    if hasattr(query, "extract_plain_text"):
-        return query.extract_plain_text()
-    return str(query) if query is not None else ""
-
-
 @runtime_checkable
 class BaseRetriever(Protocol):
     """
@@ -29,9 +22,7 @@ class BaseRetriever(Protocol):
     """
 
     @abstractmethod
-    async def retrieve(
+    async def retrieve(self, request: QueryRequest) -> list[SearchResult]: ...
-        self, query: Any, limit: int = 10, **kwargs: Any
-    ) -> list[SearchResult]: ...
 
 
 @runtime_checkable
@@ -72,7 +63,7 @@ class VectorDBRetriever(BaseRetriever):
     def __init__(
         self,
         storage: "StorageBackend",
-        embedder: Any,
+        embedder: Embedder,
         scope_prefix: str | None = None,
         score_threshold: float = 0.4,
     ):
@@ -90,29 +81,25 @@ class VectorDBRetriever(BaseRetriever):
         self.scope_prefix = scope_prefix
         self.score_threshold = score_threshold
 
-    async def retrieve(
+    async def retrieve(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: Any, limit: int = 10, **kwargs: Any
+        if not request.embedding and request.text:
-    ) -> list[SearchResult]:
+            vecs = await self.embedder(request.text, task="query")
-        text_query = normalize_query_text(query)
+            request.embedding = vecs[0] if vecs else None
 
-        vecs = await self.embedder(query, task="query")
+        if not request.text.strip() and not request.embedding:
-        query_vec = vecs[0] if vecs else None
-
-        if not text_query.strip() and not query_vec:
             return []
 
-        req = QueryRequest(
+        request.search_type = "dense"
-            text=text_query,
+        if not request.scopes and self.scope_prefix:
-            embedding=query_vec,
+            request.scopes = [self.scope_prefix]
-            limit=limit * 2,
+
-            search_type="dense",
+        original_limit = request.limit
-            metadata_filters=kwargs.get("metadata_filters"),
+        request.limit = original_limit * 2
-        )
+
-        effective_scopes = kwargs.get(
+        results = await self.storage.search(request)
-            "scopes", [self.scope_prefix] if self.scope_prefix else None
+
-        )
+        request.limit = original_limit
-        results = await self.storage.search(req, scopes=effective_scopes)
+        return [r for r in results if r.score >= self.score_threshold][: request.limit]
-        return [r for r in results if r.score >= self.score_threshold][:limit]
 
 
 class DatabaseSparseRetriever(BaseRetriever):
@@ -136,24 +123,20 @@ class DatabaseSparseRetriever(BaseRetriever):
         self.scope_prefix = scope_prefix
         self.score_threshold = score_threshold
 
-    async def retrieve(
+    async def retrieve(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: Any, limit: int = 10, **kwargs: Any
+        if not request.text.strip():
-    ) -> list[SearchResult]:
-        text_query = normalize_query_text(query)
-        if not text_query.strip():
             return []
 
-        req = QueryRequest(
+        request.search_type = "sparse"
-            text=text_query,
+        if not request.scopes and self.scope_prefix:
-            limit=limit * 2,
+            request.scopes = [self.scope_prefix]
-            search_type="sparse",
+
-            metadata_filters=kwargs.get("metadata_filters"),
+        original_limit = request.limit
-        )
+        request.limit = original_limit * 2
-        effective_scopes = kwargs.get(
+
-            "scopes", [self.scope_prefix] if self.scope_prefix else None
+        results = await self.storage.search(request)
-        )
+        request.limit = original_limit
-        results = await self.storage.search(req, scopes=effective_scopes)
+        return [r for r in results if r.score > self.score_threshold][: request.limit]
-        return [r for r in results if r.score > self.score_threshold][:limit]
 
 
 class RerankRetriever(BaseRetriever):
@@ -183,19 +166,17 @@ class RerankRetriever(BaseRetriever):
         self.oversample_factor = oversample_factor
         self.min_oversample = min_oversample
 
-    async def retrieve(
+    async def retrieve(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: Any, limit: int = 10, **kwargs: Any
+        req_clone = model_copy(request, deep=True)
-    ) -> list[SearchResult]:
+        req_clone.limit = max(
-        oversample_limit = max(limit * self.oversample_factor, self.min_oversample)
+            request.limit * self.oversample_factor, self.min_oversample
-        initial_results = await self.base_retriever.retrieve(
-            query, limit=oversample_limit, **kwargs
         )
 
+        initial_results = await self.base_retriever.retrieve(req_clone)
+
         if not initial_results:
             return []
 
-        text_query = normalize_query_text(query)
-
         docs: list[str | dict[str, str]] = [
             res.record.content for res in initial_results
         ]
@@ -204,14 +185,14 @@ class RerankRetriever(BaseRetriever):
 
         try:
             reranked = await rerank(
-                query=text_query,
+                query=request.text,
                 documents=docs,
-                top_n=min(limit, self.top_n),
+                top_n=min(request.limit, self.top_n),
                 model=self.model_name,
             )
         except Exception as e:
             logger.warning(f"Rerank 重排请求失败，将降级返回初筛结果: {e}")
-            return initial_results[:limit]
+            return initial_results[: request.limit]
 
         final_results = []
         for rr in reranked:
@@ -243,15 +224,11 @@ class PipelineRetriever(BaseRetriever):
         self.post_processors = post_processors or []
         self.pre_processors = pre_processors or []
 
-    async def retrieve(
+    async def retrieve(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: Any, limit: int = 10, **kwargs: Any
+        requests_to_search = [request]
-    ) -> list[SearchResult]:
-        text_query = normalize_query_text(query)
 
-        queries_to_search = [query]
+        if request.text.strip():
-
+            processed_texts = [request.text]
-        if text_query.strip():
-            processed_texts = [text_query]
             for pp in self.pre_processors:
                 new_texts = []
                 for t in processed_texts:
@@ -259,15 +236,23 @@ class PipelineRetriever(BaseRetriever):
                 processed_texts = new_texts
 
             if len(processed_texts) > 1 or (
-                len(processed_texts) == 1 and processed_texts[0] != text_query
+                len(processed_texts) == 1 and processed_texts[0] != request.text
             ):
-                queries_to_search.extend(processed_texts)
+                requests_to_search = []
+                for pt in processed_texts:
+                    new_req = model_copy(request, deep=True)
+                    new_req.text = pt
+                    requests_to_search.append(new_req)
 
         all_results = []
         seen_ids = set()
 
-        for q in queries_to_search:
+        for req in requests_to_search:
-            res = await self.base_retriever.retrieve(q, limit=limit * 2, **kwargs)
+            original_limit = req.limit
+            req.limit = original_limit * 2
+            res = await self.base_retriever.retrieve(req)
+            req.limit = original_limit
+
             for r in res:
                 if r.record.id not in seen_ids:
                     seen_ids.add(r.record.id)
@@ -276,9 +261,9 @@ class PipelineRetriever(BaseRetriever):
         results = sorted(all_results, key=lambda x: x.score, reverse=True)
 
         for pp in self.post_processors:
-            results = await pp.process(results, query)
+            results = await pp.process(results, request.text)
 
-        return results[:limit]
+        return results[: request.limit]
 
 
 class LifecyclePostProcessor(PostProcessor):
@@ -367,14 +352,22 @@ class HybridRetriever(BaseRetriever):
         self.oversample_factor = oversample_factor
         self.min_oversample = min_oversample
 
-    async def retrieve(
+    async def retrieve(self, request: QueryRequest) -> list[SearchResult]:
-        self, query: Any, limit: int = 10, **kwargs: Any
+        oversample_limit = max(
-    ) -> list[SearchResult]:
+            request.limit * self.oversample_factor, self.min_oversample
-        oversample_limit = max(limit * self.oversample_factor, self.min_oversample)
+        )
+
+        dense_req = model_copy(request, deep=True)
+        dense_req.limit = oversample_limit
+        dense_req.search_type = "dense"
+
+        sparse_req = model_copy(request, deep=True)
+        sparse_req.limit = oversample_limit
+        sparse_req.search_type = "sparse"
 
         results = await asyncio.gather(
-            self.dense_retriever.retrieve(query, limit=oversample_limit, **kwargs),
+            self.dense_retriever.retrieve(dense_req),
-            self.sparse_retriever.retrieve(query, limit=oversample_limit, **kwargs),
+            self.sparse_retriever.retrieve(sparse_req),
             return_exceptions=True,
         )
 
@@ -435,6 +428,6 @@ class HybridRetriever(BaseRetriever):
         logger.debug(
             f"⚖️ [HybridSearch] 融合完成: "
             f"Dense({len(dense_res)}) + Sparse({len(sparse_res)}) "
-            f"-> Merged({len(final_results)}), 截取 Top {limit}"
+            f"-> Merged({len(final_results)}), 截取 Top {request.limit}"
         )
-        return final_results[:limit]
+        return final_results[: request.limit]

zhenxun/services/ai/context/rag/utils.py

@@ -1,5 +1,10 @@
+from typing import Any
+
 import numpy as np
 
+from zhenxun.services.ai.context.rag.models import BaseRecord, SearchResult
+from zhenxun.services.ai.utils.logger import log_rag as logger
+
 
 def cosine_similarity(vec1: list[float], vec2: list[float]) -> float:
     """使用 numpy 计算两组向量的余弦相似度"""
@@ -10,3 +15,79 @@ def cosine_similarity(vec1: list[float], vec2: list[float]) -> float:
     if norm1 == 0 or norm2 == 0:
         return 0.0
     return float(np.dot(v1, v2) / (norm1 * norm2))
+
+
+def normalize_vector(vec: list[float] | np.ndarray) -> np.ndarray:
+    """将一维向量转化为 float32 数组并进行 L2 归一化"""
+    v = np.array(vec, dtype=np.float32)
+    norm = np.linalg.norm(v)
+    if norm == 0:
+        return v
+    return v / norm
+
+
+def normalize_matrix(mat: np.ndarray) -> np.ndarray:
+    """将二维矩阵的每一行进行 L2 归一化"""
+    norms = np.linalg.norm(mat, axis=1, keepdims=True)
+    norms[norms == 0] = 1.0
+    return mat / norms
+
+
+def normalize_query_text(query: Any) -> str:
+    """辅助函数：提取各种输入形式（如字符串、平台Message对象）的纯文本用于检索"""
+    if isinstance(query, str):
+        return query
+    if hasattr(query, "extract_plain_text"):
+        return query.extract_plain_text()
+    return str(query) if query is not None else ""
+
+
+class InMemoryScorer:
+    """提供内存级别的纯 Python 向量打分与 BM25 稀疏打分工具类"""
+
+    @staticmethod
+    def calculate_sparse_scores(
+        query: str, candidate_records: list[BaseRecord]
+    ) -> list[SearchResult]:
+        import jieba
+
+        tokens = set(jieba.lcut_for_search(query.lower()))
+        if not tokens:
+            return [SearchResult(record=r, score=0.1) for r in candidate_records]
+
+        results = []
+        for r in candidate_records:
+            content_lower = r.content.lower()
+            matched_count = sum(1 for t in tokens if t in content_lower)
+            score = matched_count / len(tokens) if tokens else 0.1
+            results.append(SearchResult(record=r, score=score))
+        return results
+
+    @staticmethod
+    def calculate_dense_scores(
+        query_embedding: list[float], candidate_records: list[BaseRecord]
+    ) -> list[SearchResult]:
+        if not candidate_records or not query_embedding:
+            return []
+
+        q_vec = normalize_vector(query_embedding)
+        vec_records = [r for r in candidate_records if r.embedding]
+        missing_records = [r for r in candidate_records if not r.embedding]
+
+        results = []
+        if vec_records:
+            try:
+                raw_mat = np.array([r.embedding for r in vec_records], dtype=np.float32)
+                norm_mat = normalize_matrix(raw_mat)
+                scores = norm_mat @ q_vec
+                for r, score in zip(vec_records, scores):
+                    results.append(SearchResult(record=r, score=float(score)))
+            except ValueError as e:
+                logger.warning(
+                    "⚠️ 维度不匹配，已安全跳过向量检索(降级)。原因: " + str(e)
+                )
+
+        for r in missing_records:
+            results.append(SearchResult(record=r, score=0.1))
+
+        return results

zhenxun/services/ai/core/engine/structured_parser.py

@@ -1,3 +1,4 @@
+import json
 import types
 from typing import Any, Generic, Union, cast, get_origin
 
@@ -6,14 +7,9 @@ from nonebot.compat import type_validate_json
 from pydantic import BaseModel, Field, ValidationError, create_model
 
 from zhenxun.services.ai.core.exceptions import (
-    ControlFlowExit,
-    ModelRetry,
     SchemaParseError,
 )
-from zhenxun.services.ai.core.models import ToolDefinition
+from zhenxun.services.ai.core.messages.types import OutputDataT
-from zhenxun.services.ai.run.models import OutputDataT
-from zhenxun.services.ai.tools.core.tool import BaseTool
-from zhenxun.services.ai.tools.models import StructuredSubmissionResult, ToolResult
 from zhenxun.services.ai.utils.logger import log_core as logger
 from zhenxun.utils.pydantic_compat import model_json_schema, model_validate
 
@@ -96,8 +92,6 @@ class BaseOutputProcessor(Generic[OutputDataT]):
     def _parse_and_validate(self, text: str) -> Any:
         """[私有方法] 执行带有容错修复的 JSON 解析与模型验证"""
         if self.raw_schema is not None:
-            import json
-
             try:
                 return json.loads(text)
             except Exception:
@@ -152,74 +146,3 @@ class BaseOutputProcessor(Generic[OutputDataT]):
             return final_obj
         except Exception as e:
             raise e
-
-
-class SubmitFinalResultExecutable(BaseTool):
-    """
-    动态生成的提交最终结果工具。
-    用于将大模型的结构化输出拦截并终止 AgentExecutor 的循环。
-    """
-
-    def __init__(
-        self,
-        output_processor: BaseOutputProcessor,
-        guardrails: list[Any] | None = None,
-    ):
-        """
-        初始化提交最终结果的动态执行工具。
-
-        参数:
-            output_processor: 绑定的结构化输出处理器，用于验证提交的最终结果。
-            guardrails: 用于在结果输出前进行安全合规拦截的护栏中间件列表，默认 None。
-        """
-        super().__init__(
-            name="submit_final_result",
-            description=(
-                "当你完成所有必要的调查 and 思考后，"
-                "必须且只能调用此工具来提交最终的结构化结果。"
-                "提交后任务将立刻结束。"
-            ),
-        )
-        self.output_processor = output_processor
-        self.guardrails = guardrails or []
-
-    async def get_definition(self, context: Any | None = None) -> ToolDefinition | None:
-        if getattr(self, "_dynamic_def", None) is not None:
-            return self._dynamic_def
-        schema = self.output_processor.get_json_schema()
-        return ToolDefinition(
-            name=self.name,
-            description=self.description,
-            parameters=schema,
-        )
-
-    async def execute(self, context: Any | None = None, **kwargs) -> ToolResult:
-        parse_target = kwargs
-        if isinstance(kwargs, dict):
-            if "kwargs" in kwargs and len(kwargs) == 1:
-                parse_target = kwargs["kwargs"]
-            elif "result" in kwargs and len(kwargs) == 1:
-                parse_target = kwargs["result"]
-
-        try:
-            json_str = __import__("json").dumps(parse_target, ensure_ascii=False)
-            final_obj = await self.output_processor.validate_and_parse(
-                json_str, context=context
-            )
-            from zhenxun.services.ai.guardrails import GuardrailPipeline
-
-            pipeline = GuardrailPipeline(self.guardrails)
-            json_str, final_obj = await pipeline.run_output_pipeline(
-                json_str, final_obj, context
-            )
-
-            return StructuredSubmissionResult(
-                output="结构化数据已成功提交", parsed_obj=final_obj
-            )
-        except ControlFlowExit as e:
-            raise e
-        except ModelRetry as e:
-            raise e
-        except Exception as e:
-            error_msg = f"系统捕获到解析异常：\n{e}"
-            raise SchemaParseError(error_msg)

zhenxun/services/ai/core/messages/types.py

@@ -25,6 +25,8 @@ RoleT = TypeVar("RoleT", default=str, covariant=True)
 ContentT = TypeVar("ContentT", default=LLMContentPart, covariant=True)
 """泛型：多模态片段数组的元素内容类型变量"""
 
+OutputDataT = TypeVar("OutputDataT", default=str)
+
 
 from .context_events import AgentEvent
 from .models import (
@@ -53,6 +55,7 @@ __all__ = [
     "AnyLLMMessage",
     "ContentT",
     "LLMContentPart",
+    "OutputDataT",
     "PromptInput",
     "RoleT",
     "UserContentUnion",

zhenxun/services/ai/core/stream_events.py

@@ -106,6 +106,7 @@ class EventBus:
             defaultdict(list)
         )
         self._background_tasks = set()
+        self._async_handlers_queues: dict[Callable, asyncio.Queue] = {}
 
     def subscribe(
         self, event_type: type[T_Event], handler: Callable[[T_Event], Any]
@@ -119,6 +120,33 @@ class EventBus:
         """
         self._subscribers[event_type].append(handler)
 
+        if (
+            is_coroutine_callable(handler)
+            and handler not in self._async_handlers_queues
+        ):
+            q = asyncio.Queue(maxsize=1000)
+            self._async_handlers_queues[handler] = q
+
+            async def _worker(h=handler, queue=q):
+                while True:
+                    evt = await queue.get()
+                    if evt is None:
+                        queue.task_done()
+                        break
+                    try:
+                        await h(evt)
+                    except asyncio.CancelledError:
+                        queue.task_done()
+                        break
+                    except Exception as err:
+                        logger.error(f"EventBus 订阅者执行异常: {err}")
+                    finally:
+                        queue.task_done()
+
+            task = asyncio.create_task(_worker())
+            self._background_tasks.add(task)
+            task.add_done_callback(self._background_tasks.discard)
+
     async def emit(self, event: AgentStreamEvent) -> None:
         """
         发布事件，触发所有匹配的订阅者，并将事件放入迭代队列中。
@@ -133,21 +161,14 @@ class EventBus:
 
         for handler in handlers:
             if is_coroutine_callable(handler):
-
+                q = self._async_handlers_queues.get(handler)
-                async def _run_handler(h=handler, e=event):
+                if q:
-                    try:
+                    await q.put(event)
-                        await h(e)
-                    except Exception as err:
-                        logger.error(f"EventBus 订阅者执行异常: {err}")
-
-                task = asyncio.create_task(_run_handler())
-                self._background_tasks.add(task)
-                task.add_done_callback(self._background_tasks.discard)
             else:
                 try:
                     handler(event)
                 except Exception as err:
-                    logger.error(f"EventBus 订阅者执行异常: {err}")
+                    logger.error(f"EventBus 同步订阅者执行异常: {err}")
 
         if not self._finished:
             await self._queue.put(event)
@@ -156,11 +177,17 @@ class EventBus:
         """
         结束事件总线。等待所有后台任务执行完毕，并向队列中投放结束标记以终止异步迭代。
         """
+        self._finished = True
+        await self._queue.put(None)
+
+        for q in self._async_handlers_queues.values():
+            await q.put(None)
+
         if self._background_tasks:
             tasks = list(self._background_tasks)
             await asyncio.gather(*tasks, return_exceptions=True)
-        self._finished = True
+            self._background_tasks.clear()
-        await self._queue.put(None)
+            self._async_handlers_queues.clear()
 
     async def __aiter__(self):
         """

zhenxun/services/ai/flow/agent/agent.py

@@ -1,6 +1,4 @@
-import asyncio
 from collections.abc import AsyncIterator, Callable, Sequence
-import contextlib
 from pathlib import Path
 from typing import Any, Generic, cast
 
@@ -11,17 +9,11 @@ from zhenxun.services.ai.capabilities import (
 from zhenxun.services.ai.config import get_llm_config
 from zhenxun.services.ai.context.knowledge.base import BaseKnowledge
 from zhenxun.services.ai.context.memory.builder import MemoryBuilder
-from zhenxun.services.ai.context.memory.capabilities import (
-    AgenticMemoryCapability,
-    SlotMemoryCapability,
-)
 from zhenxun.services.ai.context.memory.models import MemoryConfig
 from zhenxun.services.ai.core.exceptions import (
-    ConcurrencyInterruptException,
     ControlFlowExit,
 )
 from zhenxun.services.ai.core.messages import (
-    LLMMessage,
     PromptInput,
     UsageInfo,
 )
@@ -33,8 +25,8 @@ from zhenxun.services.ai.core.options import (
 from zhenxun.services.ai.core.protocols.tool import ToolExecutable, ToolResolvable
 from zhenxun.services.ai.core.stream_events import AgentStreamEvent, EventBus
 from zhenxun.services.ai.core.templates import PromptTemplate
-from zhenxun.services.ai.flow.base import BaseRunnable, ConcurrencyPolicy
+from zhenxun.services.ai.flow.core.base import BaseRunnable
-from zhenxun.services.ai.flow.concurrency import apply_concurrency_policy
+from zhenxun.services.ai.flow.core.models import InterventionPolicy
 from zhenxun.services.ai.guardrails import GuardrailSource, parse_guardrails
 from zhenxun.services.ai.llm.builder import IntentBuilder
 from zhenxun.services.ai.message_builder import MessageBuilder
@@ -47,14 +39,9 @@ from zhenxun.services.ai.run.context import AgentDepsT
 from zhenxun.services.ai.run.di import DependencyInjector
 from zhenxun.services.ai.run.models import (
     AgentRunEnd,
-    AgentRunError,
     AgentRunStart,
     OutputDataT,
-    StreamedRunResult,
+    RunIntent,
-)
-from zhenxun.services.ai.run.subscribers import (
-    DefaultUISubscriber,
-    TelemetrySubscriber,
 )
 from zhenxun.services.ai.tools.bridges.delegate import DelegateTool
 from zhenxun.services.ai.tools.core.tool import BaseTool, FunctionTool
@@ -65,8 +52,6 @@ from zhenxun.services.ai.tools.providers.skills.capabilities import (
     SkillCapability,
 )
 from zhenxun.services.ai.tools.providers.skills.models import Skill, SkillSource
-from zhenxun.services.ai.utils import ContextUtils
-from zhenxun.services.ai.utils.logger import log_agent as logger
 from zhenxun.utils.pydantic_compat import (
     model_construct,
     model_copy,
@@ -104,8 +89,8 @@ class AgentBuilder(Generic[AgentDepsT, OutputDataT]):
     def __init__(self, name: str):
         self._kwargs: dict[str, Any] = {"name": name}
         self._config: AgentConfig | dict | None = None
-        self._executor: Any | None = None
+        self._executor: "BaseAgentExecutor | None" = None
-        self._directive_handlers: dict[str, Any] = {}
+        self._directive_handlers: dict[str, Callable] = {}
 
     def with_instruction(
         self, instruction: str | PromptTemplate
@@ -203,7 +188,7 @@ class AgentBuilder(Generic[AgentDepsT, OutputDataT]):
         配置对话记忆与上下文管理策略。
 
         参数:
-            memory: 是否开启长期记忆与上下文压缩，支持布尔值或显式配置对象。
+            memory: 是否开启短期记忆与上下文压缩，支持布尔值或显式配置对象。
         """
         self._kwargs["memory"] = memory
         return self
@@ -220,7 +205,9 @@ class AgentBuilder(Generic[AgentDepsT, OutputDataT]):
         self._kwargs["generation_config"] = config
         return self
 
-    def with_intervention(self, policy: Any) -> "AgentBuilder[AgentDepsT, OutputDataT]":
+    def with_intervention(
+        self, policy: "InterventionPolicy | None"
+    ) -> "AgentBuilder[AgentDepsT, OutputDataT]":
         """配置运行时消息干预策略。"""
         if self._config is None:
             self._config = AgentConfig()
@@ -349,7 +336,7 @@ class Agent(
         name: str,
         instruction: str | PromptTemplate = "",
         description: str | None = None,
-        persona: Persona | dict | None = None,
+        persona: Persona | None = None,
         model: str | Callable[[], str] | None = None,
         tools: Sequence[ToolSource] | None = None,
         skills: Sequence[str | Path | Skill | SkillSource] | None = None,
@@ -361,7 +348,7 @@ class Agent(
         guardrails: list[GuardrailSource] | None = None,
         capabilities: list[CapabilitySource] | None = None,
         executor: BaseAgentExecutor | None = None,
-        directive_handlers: dict[str, Any] | None = None,
+        directive_handlers: dict[str, Callable] | None = None,
     ):
         """
         初始化 Agent。
@@ -370,13 +357,13 @@ class Agent(
             name: Agent 名称，用于日志、事件和链路标识。
             instruction: 静态系统指令，可为普通字符串或模板字符串。
             description: 智能体描述，用于外部路由节点决定是否调用。
-            persona: 角色设定配置，传入 dict 会自动构造成 Persona。
+            persona: 角色设定配置 (Persona 实例)。
             model: 默认模型名称 (如 Provider/Model) 或返回模型名的回调。
             tools: 初始工具定义列表，支持混合使用工具对象与字符串工具名。
             skills: 注入的领域知识技能，支持 ID、目录 Path、Skill 对象或动态源。
             generation_config: 默认生成配置，支持 GenerationConfig、IntentBuilder 或 dict。
             response_model: 结构化输出模型，若为空则按纯文本输出。
-            memory: 是否开启长期记忆与上下文压缩，支持布尔值或 MemoryBuilder/Config。
+            memory: 是否开启短期记忆与上下文压缩，支持布尔值或 MemoryBuilder/Config。
             knowledge: 挂载的知识库，支持单个或列表，底层自动将其注册入工具链。
             config: 统一配置，合并了全局与单次运行策略，支持字典。
             guardrails: 护栏定义列表，支持可调用对象、规则字符串或护栏实例。
@@ -388,18 +375,12 @@ class Agent(
 
         if description:
             self.description = description
-        elif persona:
-            p_obj = persona if isinstance(persona, Persona) else Persona(**persona)
-            self.description = f"角色：{p_obj.role}，目标：{p_obj.goal}"
         else:
             self.description = str(instruction)[:150] if instruction else "AI Agent"
 
         self.instruction = instruction
 
-        if isinstance(persona, dict):
+        self.persona = persona
-            self.persona = Persona(**persona)
-        else:
-            self.persona = persona
         self.model_name = model
 
         self.namespace = infer_plugin_namespace() or "unknown"
@@ -465,16 +446,6 @@ class Agent(
 
         self.capabilities: list[CapabilitySource] = []
 
-        if self.memory_config.long_term.enable and self.memory_config.long_term.agentic:
-            self.capabilities.append(
-                AgenticMemoryCapability(self.memory_config, self.namespace)
-            )
-
-        if self.memory_config.slots.enable:
-            self.capabilities.append(
-                SlotMemoryCapability(self.memory_config, self.namespace)
-            )
-
         if capabilities:
             self.capabilities.extend(capabilities)
 
@@ -492,7 +463,7 @@ class Agent(
         *,
         name: str | None = None,
         description: str | None = None,
-        settings: Any | None = None,
+        settings: ToolOptions | None = None,
     ):
         """
         实例级工具注册装饰器。
@@ -556,7 +527,7 @@ class Agent(
 
         return decorator if func is None else decorator(func)
 
-    def guardrail(self, func: Callable | str | Any | None = None):
+    def guardrail(self, func: GuardrailSource | None = None):
         """护栏装饰器/注册器 (支持传入函数或自然语言风控规则字符串)"""
         if func is None:
 
@@ -614,26 +585,20 @@ class Agent(
             **kwargs,
         )
 
-    @contextlib.asynccontextmanager
+    async def _execute_stream(
-    async def run_stream(
         self,
-        prompt: PromptInput | AgentTask | None = None,
+        intent: RunIntent,
-        *,
+        context: RunContext[AgentDepsT],
-        config: AgentConfig | dict | None = None,
+        cancel_token: CancellationToken,
-        deps: AgentDepsT | None = None,
+        event_bus: EventBus,
-        context: RunContext[AgentDepsT] | None = None,
-        event_bus: EventBus | None = None,
         **kwargs: Any,
-    ) -> AsyncIterator[StreamedRunResult[OutputDataT]]:
+    ) -> AsyncIterator[AgentStreamEvent]:
-        """
+        raw_config = kwargs.pop("config", None)
-        智能体流式运行入口。
+        if isinstance(raw_config, dict):
-        返回上下文管理器，可安全、解耦地获取底层事件或纯净文本结果。
+            override_conf = AgentConfig(**raw_config)
-        """
+        else:
-        override_conf = (
+            override_conf = raw_config or AgentConfig()
-            AgentConfig(**config)
+
-            if isinstance(config, dict)
-            else (config or AgentConfig())
-        )
         effective_config = self.config.merge_with(override_conf)
 
         if effective_config.skills:
@@ -644,9 +609,6 @@ class Agent(
                     skills=effective_config.skills, namespace=infer_plugin_namespace()
                 )
             )
-        bus = event_bus or EventBus()
-
-        TelemetrySubscriber().attach(bus)
 
         if self._event_listeners:
             for ev_type, callbacks in self._event_listeners.items():
@@ -655,130 +617,30 @@ class Agent(
                     def _make_handler(callback_func: Callable) -> Callable:
                         async def _di_handler(event: AgentStreamEvent):
                             await DependencyInjector.invoke(
-                                callback_func, {"stream_event": event}, safe_context
+                                callback_func, {"stream_event": event}, context
                             )
 
                         return _di_handler
 
-                    bus.subscribe(ev_type, _make_handler(cb))
+                    event_bus.subscribe(ev_type, _make_handler(cb))
 
-        if context is None:
+        yield AgentRunStart(agent_name=self.name)
-            explicit_session_id = kwargs.get("session_id")
+        result = await self._run_step(
-            safe_context = RunContext[AgentDepsT](session_id=explicit_session_id)
+            intent=intent,
-            if deps is not None:
+            context=context,
-                safe_context.deps = cast(AgentDepsT, deps)
+            config=effective_config,
-        else:
+            cancellation_token=cancel_token,
-            safe_context = context
+            event_bus=event_bus,
-            if deps is not None and safe_context.deps is None:
+            **kwargs,
-                safe_context.deps = cast(AgentDepsT, deps)
-
-        if safe_context.get_bot() and safe_context.get_event():
-            verbose_ui = effective_config.verbose_ui
-            DefaultUISubscriber(safe_context, verbose=verbose_ui).attach(bus)
-
-        policy = getattr(self.config, "concurrency_policy", None)
-        if policy is None:
-            policy = (
-                ConcurrencyPolicy.ALLOW
-                if getattr(self.config, "stateless", True)
-                else ConcurrencyPolicy.QUEUE
-            )
-
-        intervention_policy = getattr(self.config, "intervention_policy", None)
-
-        lock_id = ContextUtils.extract_concurrency_lock_id(
-            safe_context,
-            getattr(self.config, "concurrency_scope", None),
-            safe_context.session_id or "default_session",
-        )
-
-        async def _execution_task():
-            cancel_token = safe_context.run.cancellation_token or CancellationToken()
-            safe_context.run.cancellation_token = cancel_token
-
-            try:
-                async with apply_concurrency_policy(
-                    session_id=safe_context.session_id or "default_session",
-                    lock_id=lock_id,
-                    policy=policy,
-                    cancel_token=cancel_token,
-                    intervention_policy=intervention_policy,
-                    message=prompt,
-                ):
-                    await bus.emit(AgentRunStart(agent_name=self.name))
-                    result = await self._run_step(
-                        prompt=prompt,
-                        context=safe_context,
-                        config=effective_config,
-                        cancellation_token=cancel_token,
-                        event_bus=bus,
-                        **kwargs,
-                    )
-                    await bus.emit(AgentRunEnd(result=result))
-            except ControlFlowExit as e:
-                await bus.emit(AgentRunError(error=e))
-            except asyncio.CancelledError:
-                logger.debug(f"Agent {self.name} 执行被并发策略中断取消。")
-                await bus.emit(
-                    AgentRunError(
-                        error=ConcurrencyInterruptException("任务已被新请求打断并接管")
-                    )
-                )
-            except Exception as e:
-                await bus.emit(AgentRunError(error=e))
-            finally:
-                await bus.end()
-
-        task = asyncio.create_task(_execution_task())
-        result_obj = StreamedRunResult[OutputDataT](bus)
-
-        try:
-            yield result_obj
-        finally:
-            if not task.done():
-                task.cancel()
-
-    def _parse_task_prompt(
-        self, prompt: PromptInput | AgentTask | None
-    ) -> tuple[AgentTask | None, Any | None, list[Any], Any, list[Any]]:
-        """解析输入意图，提取数据契约 (AgentTask)"""
-        task_obj = None
-        final_prompt_payload = None
-        extra_tools = []
-        run_output_type = self.response_model
-        task_guardrails = []
-
-        if isinstance(prompt, AgentTask):
-            task_obj = prompt
-            if task_obj.response_model:
-                run_output_type = task_obj.response_model
-            if task_obj.tools:
-                extra_tools.extend(task_obj.tools)
-            if hasattr(task_obj, "_parsed_guardrails"):
-                task_guardrails.extend(task_obj._parsed_guardrails)
-
-            prompt_parts = [
-                f"### 📋 [任务指令]\n{task_obj.description}",
-                f"### 🎯 [预期产出要求]\n{task_obj.expected_output}",
-            ]
-            final_prompt_payload = "\n\n".join(prompt_parts)
-        elif prompt is not None:
-            final_prompt_payload = prompt
-
-        return (
-            task_obj,
-            final_prompt_payload,
-            extra_tools,
-            run_output_type,
-            task_guardrails,
         )
+        yield AgentRunEnd(result=result)
 
     async def on_state_init(
         self,
-        prompt: PromptInput | AgentTask | None = None,
+        intent: RunIntent,
         context: RunContext[AgentDepsT] | None = None,
         config: AgentConfig | None = None,
-        cancellation_token: Any = None,
+        cancellation_token: CancellationToken | None = None,
         event_bus: EventBus | None = None,
         **kwargs: Any,
     ) -> tuple[AgentState, AgentRunResources]:
@@ -789,19 +651,17 @@ class Agent(
         if config is None:
             config = AgentConfig()
 
-        (
+        task_obj = intent.task_obj
-            task_obj,
+        final_prompt_payload = intent.payload_to_render
-            final_prompt_payload,
+        extra_tools = intent.extra_tools
-            extra_tools,
+        run_output_type = intent.response_model or self.response_model
-            run_output_type,
+        task_guardrails = intent.guardrails
-            task_guardrails,
-        ) = self._parse_task_prompt(prompt)
 
         effective_memory = AgentProfileResolver.resolve_memory(
             self.memory_config, config.memory
         )
 
-        session_metadata, reader, writer = SessionBuilder.build_session_and_memory(
+        session_metadata, memory_context = SessionBuilder.build_session_and_memory(
             context, self.namespace, self.name, effective_memory
         )
 
@@ -821,8 +681,7 @@ class Agent(
         resources = AgentRunResources(
             run_context=context,
             session_meta=session_metadata,
-            memory_reader=reader,
+            memory_context=memory_context,
-            memory_writer=writer,
             run_scoped_cap=run_scoped_cap,
             task_obj=task_obj,
             config=config,
@@ -831,13 +690,7 @@ class Agent(
         state.current_request_extra["final_prompt_payload"] = final_prompt_payload
         state.current_request_extra["extra_tools"] = extra_tools
 
-        if final_prompt_payload is not None:
+        context.run.user_input = intent.text
-            if isinstance(final_prompt_payload, str):
-                context.run.user_input = final_prompt_payload
-            elif hasattr(final_prompt_payload, "extract_plain_text"):
-                context.run.user_input = final_prompt_payload.extract_plain_text()
-            else:
-                context.run.user_input = str(final_prompt_payload)
 
         context.run.agent_name = self.name
         context.run.cancellation_token = cancellation_token
@@ -855,7 +708,7 @@ class Agent(
         """装配记忆与提示词上下文、解析可用工具集"""
 
         context = resources.run_context
-        reader = resources.memory_reader
+        memory_context = resources.memory_context
         run_scoped_cap = (
             resources.run_scoped_cap
             if isinstance(resources.run_scoped_cap, CombinedCapability)
@@ -874,16 +727,6 @@ class Agent(
             persona=cast(Persona | None, self.persona),
         )
 
-        if reader:
-            long_term_fact = await reader.get_long_term_context(
-                context.run.user_input or ""
-            )
-            if long_term_fact:
-                dynamic_messages.append(LLMMessage.system(long_term_fact))
-            slots_fact = await reader.get_slots_context()
-            if slots_fact:
-                dynamic_messages.append(LLMMessage.system(slots_fact))
-
         tool_payload = await ToolBuilder.resolve_tools(
             tool_definitions=self.tool_definitions,
             toolset_funcs=getattr(self, "toolset_funcs", []),
@@ -910,11 +753,11 @@ class Agent(
             static_prompts_list.extend(tool_payload.injected_prompts)
 
         messages_for_run = (
-            await reader.get_short_term_context(
+            await memory_context.read(
                 model_name=context.run.current_model or "",
                 override_history=resources.config.message_history,
             )
-            if reader
+            if memory_context
             else []
         )
 
@@ -926,8 +769,8 @@ class Agent(
                 final_prompt_payload, bot=context.get_bot(), event=context.get_event()
             ):
                 messages_for_run.append(msgs[-1])
-                if resources.memory_writer:
+                if resources.memory_context:
-                    await resources.memory_writer.save_new_messages([msgs[-1]])
+                    await resources.memory_context.write([msgs[-1]])
 
         final_tools = await ToolBuilder.prepare_effective_tools(
             effective_tools, context, self.tool_filters, run_scoped_cap
@@ -960,14 +803,18 @@ class Agent(
             or StandardAgentExecutor(directive_handlers=self.directive_handlers)
         )
         resources.model_name = context.run.current_model
-        raw_result: Any = await executor.run(state=state, resources=resources)
+        raw_result: AgentRunResult[Any] = await executor.run(
+            state=state, resources=resources
+        )
 
         new_msgs = raw_result.messages[state.origin_msg_len :]
-        if resources.memory_writer:
+        if resources.memory_context:
-            await resources.memory_writer.save_new_messages(new_msgs)
+            await resources.memory_context.write(new_msgs)
 
         final_output = getattr(raw_result, "output", None) or (
-            raw_result.messages[-1].extract_text if raw_result.messages else ""
+            getattr(raw_result.messages[-1], "extract_text", "")
+            if raw_result.messages
+            else ""
         )
 
         return cast(
@@ -984,17 +831,17 @@ class Agent(
 
     async def _run_step(
         self,
-        prompt: PromptInput | AgentTask | None = None,
+        intent: RunIntent,
         *,
         context: RunContext[AgentDepsT],
         config: AgentConfig,
-        cancellation_token: Any = None,
+        cancellation_token: CancellationToken | None = None,
         event_bus: EventBus | None = None,
         **kwargs: Any,
     ) -> AgentRunResult[OutputDataT]:
         """原子步总管：将具体的生命周期方法编织为洋葱模型管道"""
         state, resources = await self.on_state_init(
-            prompt,
+            intent,
             context,
             config,
             cancellation_token,

zhenxun/services/ai/flow/agent/capabilities.py

@@ -1,24 +1,108 @@
 import asyncio
 from typing import Any, cast
 
-from zhenxun.services.ai.capabilities import AbstractCapability
+from zhenxun.services.ai.capabilities import AbstractCapability, WrapRunHandler
 from zhenxun.services.ai.capabilities.base import CapabilityOrdering
 from zhenxun.services.ai.core.engine.structured_parser import (
     BaseOutputProcessor,
-    SubmitFinalResultExecutable,
 )
-from zhenxun.services.ai.core.exceptions import UpstreamServerException
+from zhenxun.services.ai.core.exceptions import (
+    ControlFlowExit,
+    ModelRetry,
+    SchemaParseError,
+    UpstreamServerException,
+)
 from zhenxun.services.ai.core.messages import TaskLifecycleEvent
+from zhenxun.services.ai.core.models import ToolDefinition
 from zhenxun.services.ai.core.options import BaseOutputDefinition, ToolOutput
-from zhenxun.services.ai.guardrails import parse_guardrails
+from zhenxun.services.ai.guardrails import (
+    BaseGuardrail,
+    GuardrailSource,
+    parse_guardrails,
+)
 from zhenxun.services.ai.run import AgentRunResult, AgentTask, RunContext
+from zhenxun.services.ai.tools.core.tool import BaseTool
+from zhenxun.services.ai.tools.models import StructuredSubmissionResult, ToolResult
 from zhenxun.services.ai.utils.logger import log_agent as logger
 
 
+class SubmitFinalResultExecutable(BaseTool):
+    """
+    动态生成的提交最终结果工具。
+    用于将大模型的结构化输出拦截并终止 AgentExecutor 的循环。
+    """
+
+    def __init__(
+        self,
+        output_processor: BaseOutputProcessor,
+        guardrails: list[BaseGuardrail] | None = None,
+    ):
+        """
+        初始化提交最终结果的动态执行工具。
+
+        参数:
+            output_processor: 绑定的结构化输出处理器，用于验证提交的最终结果。
+            guardrails: 用于在结果输出前进行安全合规拦截的护栏中间件列表，默认 None。
+        """
+        super().__init__(
+            name="submit_final_result",
+            description=(
+                "当你完成所有必要的调查 and 思考后，"
+                "必须且只能调用此工具来提交最终的结构化结果。"
+                "提交后任务将立刻结束。"
+            ),
+        )
+        self.output_processor = output_processor
+        self.guardrails = guardrails or []
+
+    async def get_definition(
+        self, context: RunContext | None = None
+    ) -> ToolDefinition | None:
+        if getattr(self, "_dynamic_def", None) is not None:
+            return self._dynamic_def
+        schema = self.output_processor.get_json_schema()
+        return ToolDefinition(
+            name=self.name,
+            description=self.description,
+            parameters=schema,
+        )
+
+    async def execute(self, context: RunContext | None = None, **kwargs) -> ToolResult:
+        parse_target = kwargs
+        if isinstance(kwargs, dict):
+            if "kwargs" in kwargs and len(kwargs) == 1:
+                parse_target = kwargs["kwargs"]
+            elif "result" in kwargs and len(kwargs) == 1:
+                parse_target = kwargs["result"]
+
+        try:
+            json_str = __import__("json").dumps(parse_target, ensure_ascii=False)
+            final_obj = await self.output_processor.validate_and_parse(
+                json_str, context=context
+            )
+            from zhenxun.services.ai.guardrails import GuardrailPipeline
+
+            pipeline = GuardrailPipeline(self.guardrails)
+            json_str, final_obj = await pipeline.run_output_pipeline(
+                json_str, final_obj, context
+            )
+
+            return StructuredSubmissionResult(
+                output="结构化数据已成功提交", parsed_obj=final_obj
+            )
+        except ControlFlowExit as e:
+            raise e
+        except ModelRetry as e:
+            raise e
+        except Exception as e:
+            error_msg = f"系统捕获到解析异常：\n{e}"
+            raise SchemaParseError(error_msg)
+
+
 class OutputValidationCapability(AbstractCapability):
     """输出拦截与校验能力组件 (支持纯文本及结构化护栏)"""
 
-    def get_ordering(self) -> Any:
+    def get_ordering(self) -> CapabilityOrdering | None:
         from zhenxun.services.ai.capabilities.builtin import (
             ReflexionCapability,
         )
@@ -27,8 +111,8 @@ class OutputValidationCapability(AbstractCapability):
 
     def __init__(
         self,
-        output_type: Any | None = None,
+        output_type: type[Any] | BaseOutputDefinition | None = None,
-        guardrails: list[Any] | None = None,
+        guardrails: list[GuardrailSource] | None = None,
         raw_schema: dict[str, Any] | None = None,
     ):
         self.output_type = output_type
@@ -83,7 +167,7 @@ class OutputValidationCapability(AbstractCapability):
             ]
         return []
 
-    async def get_tools(self, context: RunContext) -> list[Any]:
+    async def get_tools(self, context: RunContext) -> list[BaseTool]:
         """动态挂载提交最终结果的工具"""
         if self.submit_tool:
             return [self.submit_tool]
@@ -95,7 +179,9 @@ class OutputValidationCapability(AbstractCapability):
         llm_context.request.extra["guardrails"] = self.guardrails
         return await handler(llm_context)
 
-    async def wrap_run(self, context: RunContext, handler: Any) -> AgentRunResult[Any]:
+    async def wrap_run(
+        self, context: RunContext, handler: WrapRunHandler
+    ) -> AgentRunResult[Any]:
         """运行结束后，校验是否成功提取了结构化数据"""
         result = await handler()
         if self.output_type is not None or self.raw_schema is not None:
@@ -117,7 +203,9 @@ class TaskTrackingCapability(AbstractCapability):
         self.task = task
         self.agent_name = agent_name
 
-    async def wrap_run(self, context: RunContext, handler: Any) -> AgentRunResult[Any]:
+    async def wrap_run(
+        self, context: RunContext, handler: WrapRunHandler
+    ) -> AgentRunResult[Any]:
         """任务生命周期追踪"""
 
         task_name = self.task.name or self.task.id[:8]

zhenxun/services/ai/flow/agent/engine/builders.py

@@ -9,25 +9,26 @@ from zhenxun.services.ai.capabilities import (
     CombinedCapability,
 )
 from zhenxun.services.ai.context.memory.builder import MemoryBuilder
-from zhenxun.services.ai.context.memory.engine import MemoryReader, MemoryWriter
+from zhenxun.services.ai.context.memory.engine import SessionMemoryContext
 from zhenxun.services.ai.context.memory.models import MemoryConfig
 from zhenxun.services.ai.context.memory.types import SessionMetadata
 from zhenxun.services.ai.core.messages import LLMMessage, TextPart
-from zhenxun.services.ai.core.options import GenerationConfig
+from zhenxun.services.ai.core.options import BaseOutputDefinition, GenerationConfig
+from zhenxun.services.ai.core.protocols.tool import ToolExecutable
 from zhenxun.services.ai.core.templates import PromptTemplate
 from zhenxun.services.ai.flow.agent.capabilities import (
     OutputValidationCapability,
     TaskTrackingCapability,
 )
 from zhenxun.services.ai.flow.agent.models import Persona
-from zhenxun.services.ai.run import RunContext
+from zhenxun.services.ai.run import AgentTask, RunContext
 from zhenxun.services.ai.run.di import DependencyInjector
 from zhenxun.services.ai.tools.engine.registry import (
     ToolCollection,
     tool_provider_manager,
 )
 from zhenxun.services.ai.tools.models import ResolvedToolPayload
-from zhenxun.services.ai.utils.scope import ScopeSelector
+from zhenxun.services.ai.utils.runtime import ContextUtils
 from zhenxun.utils.pydantic_compat import model_copy
 
 
@@ -36,7 +37,8 @@ class AgentProfileResolver:
 
     @staticmethod
     def resolve_memory(
-        agent_memory_config: MemoryConfig, override_memory: Any | None
+        agent_memory_config: MemoryConfig,
+        override_memory: bool | MemoryConfig | MemoryBuilder | None,
     ) -> MemoryConfig:
         """
         解析并合并 Memory 记忆域的配置。
@@ -86,11 +88,11 @@ class CapabilityBuilder:
     async def build_for_run(
         agent_name: str,
         namespace: str,
-        output_type: Any | None,
+        output_type: type[Any] | BaseOutputDefinition | None,
         raw_schema: dict | None,
         agent_guardrails: list,
         task_guardrails: list,
-        task_obj: Any | None,
+        task_obj: AgentTask | None,
         agent_capabilities: list,
         profile_capabilities: list | None,
         context: RunContext,
@@ -160,11 +162,11 @@ class ContextBuilder:
     @staticmethod
     async def build_prompts(
         instruction: str | PromptTemplate,
-        system_prompts: list[Any],
+        system_prompts: list[Callable],
         run_context: RunContext,
         run_scoped_cap: CombinedCapability,
         persona: Persona | None = None,
-    ) -> tuple[str, list[Any]]:
+    ) -> tuple[str, list[LLMMessage]]:
         """
         解析、合并并渲染 Agent 的系统提示词和上下文记忆。
         包含对依赖参数的动态注入和 Jinja 模板渲染。
@@ -291,9 +293,9 @@ class ToolBuilder:
 
     @staticmethod
     async def resolve_tools(
-        tool_definitions: list[Any],
+        tool_definitions: list[ToolExecutable | Callable | dict[str, Any] | str],
-        toolset_funcs: list[Any],
+        toolset_funcs: list[Callable],
-        system_tools: list[Any],
+        system_tools: list[ToolExecutable | Callable | dict[str, Any] | str],
         namespace: str,
         run_context: RunContext,
         run_scoped_cap: CombinedCapability,
@@ -359,7 +361,7 @@ class ToolBuilder:
 
     @staticmethod
     async def prepare_effective_tools(
-        effective_tools: list[Any],
+        effective_tools: list[ToolExecutable],
         context: RunContext,
         tool_filters: list[Callable],
         run_scoped_cap: CombinedCapability,
@@ -407,11 +409,15 @@ class ToolBuilder:
 
         final_defs_map = {d.name.lower(): d for d in current_tool_defs if d}
         final_effective_tools_list = []
+        seen_names = set()
+
         for t_exec in effective_tools:
             t_name = getattr(t_exec, "name", "unknown")
-            if t_name.lower() in final_defs_map:
+            t_name_lower = t_name.lower()
+            if t_name_lower in final_defs_map and t_name_lower not in seen_names:
+                seen_names.add(t_name_lower)
                 cloned_tool = copy.copy(t_exec)
-                cloned_tool._dynamic_def = final_defs_map[t_name.lower()]
+                setattr(cloned_tool, "_dynamic_def", final_defs_map[t_name_lower])
                 final_effective_tools_list.append(cloned_tool)
         return ToolCollection(final_effective_tools_list)
 
@@ -425,7 +431,7 @@ class SessionBuilder:
         namespace: str,
         agent_name: str,
         effective_memory: MemoryConfig,
-    ) -> tuple[Any, Any, Any]:
+    ) -> tuple[SessionMetadata, SessionMemoryContext]:
         """
         根据当前用户、群组和平台标识，动态隔离前缀，计算并构建会话与记忆存储的读写门面。
 
@@ -436,78 +442,21 @@ class SessionBuilder:
             effective_memory: 运行时最终生效的 MemoryConfig 配置对象。
 
         返回：
-            tuple[Any, Any, Any]: 包含 (SessionMetadata 会话元数据, MemoryReader 记忆读取器, MemoryWriter 记忆写入器) 的元组。
+            tuple[SessionMetadata, SessionMemoryContext]: 包含 (会话元数据, 会话记忆门面上下文) 的元组。
         """  # noqa: E501
-        bot_id = None
+        target_builder = None
-        bot_inst = context.get_bot()
-        if bot_inst and hasattr(bot_inst, "self_id"):
-            bot_id = str(bot_inst.self_id)
-
-        selector = ScopeSelector(
-            user_id=context.get_user_id(),
-            group_id=context.get_group_id(),
-            platform=context.get_platform(),
-            bot_id=bot_id,
-            namespace=namespace,
-            agent_name=agent_name,
-        )
-
-        all_scopes = {"/"}
-        scope_name_mapping = {}
-
         if effective_memory.short_term and effective_memory.short_term.isolation:
-            sel = effective_memory.short_term.isolation.resolve(
+            target_builder = effective_memory.short_term.isolation
-                deps=context.deps,
-                prefix="",
-                default_namespace=namespace,
-                default_agent=agent_name,
-            )
-            all_scopes.add(sel.scope_prefix)
 
-        for config_part in [effective_memory.slots, effective_memory.long_term]:
+        session_metadata = ContextUtils.build_session_meta(
-            if config_part and hasattr(config_part, "scopes") and config_part.scopes:
+            context=context, target_builder=target_builder, custom_namespace=namespace
-                for name, builder in config_part.scopes.items():
-                    sel = builder.resolve(
-                        deps=context.deps,
-                        prefix="",
-                        default_namespace=namespace,
-                        default_agent=agent_name,
-                    )
-                    all_scopes.add(sel.scope_prefix)
-                    scope_name_mapping[sel.scope_prefix] = name
-
-        parts = selector.get_scope_parts()
-        for i in range(len(parts)):
-            all_scopes.add("/" + "/".join(parts[: i + 1]))
-
-        accessible_scopes = sorted(all_scopes, key=lambda x: len(x.split("/")))
-
-        short_term_builder = (
-            effective_memory.short_term.isolation
-            if effective_memory.short_term
-            else effective_memory.base_isolation
-        )
-        short_term_selector = short_term_builder.resolve(
-            deps=context.deps,
-            prefix="",
-            default_namespace=namespace,
-            default_agent=agent_name,
         )
+        context.session.session_meta = session_metadata
 
-        session_metadata = SessionMetadata(
+        memory_context = SessionMemoryContext(
-            session_id=short_term_selector.scope_prefix,
-            selector=selector,
-            scope_prefix=selector.scope_prefix,
-            accessible_scopes=accessible_scopes,
-            scope_name_mapping=scope_name_mapping,
-        )
-        reader = MemoryReader(
-            session_meta=session_metadata, memory_config=effective_memory
-        )
-        writer = MemoryWriter(
             session_meta=session_metadata,
             memory_config=effective_memory,
             context=context,
         )
 
-        return session_metadata, reader, writer
+        return session_metadata, memory_context

zhenxun/services/ai/flow/agent/engine/executor.py

@@ -1,7 +1,8 @@
 from abc import ABC, abstractmethod
 import asyncio
+from collections.abc import Awaitable, Callable
 import json
-from typing import Any
+from typing import Any, Literal, cast
 
 from zhenxun.services.ai.capabilities import CombinedCapability
 from zhenxun.services.ai.core.engine.context_renderer import ContextConverter
@@ -27,8 +28,9 @@ from zhenxun.services.ai.core.messages import (
     ToolReturnPart,
     VideoPart,
 )
-from zhenxun.services.ai.core.models import LLMContext
+from zhenxun.services.ai.core.models import CancellationToken, LLMContext, ToolChoice
 from zhenxun.services.ai.core.options import GenerationConfig
+from zhenxun.services.ai.core.protocols.tool import ToolExecutable
 from zhenxun.services.ai.core.stream_events import (
     LLMEndEvent,
     LLMStartEvent,
@@ -37,7 +39,8 @@ from zhenxun.services.ai.core.stream_events import (
 from zhenxun.services.ai.flow.agent.models import AgentRunResources, AgentState
 from zhenxun.services.ai.llm.engine.router import LLMOrchestrator
 from zhenxun.services.ai.run import AgentRunResult, RunContext
-from zhenxun.services.ai.run.session import session_manager
+from zhenxun.services.ai.run.models import OutputDataT
+from zhenxun.services.ai.run.session import SessionInfo, session_manager
 from zhenxun.services.ai.tools.engine.executor import ToolExecutor
 from zhenxun.services.ai.tools.models import ToolResult
 from zhenxun.services.ai.utils.logger import log_agent as logger
@@ -57,7 +60,7 @@ class BaseAgentExecutor(ABC):
 
     async def run(
         self, state: AgentState, resources: AgentRunResources
-    ) -> AgentRunResult[Any]:
+    ) -> AgentRunResult[OutputDataT]:
         """
         核心模板方法 (Template Method)。
         组织整个大模型推导与工具调用的生命周期循环。如无必要，请勿重写此方法。
@@ -156,7 +159,7 @@ class BaseAgentExecutor(ABC):
     @abstractmethod
     async def on_fallback(
         self, state: AgentState, resources: AgentRunResources
-    ) -> AgentRunResult[Any]:
+    ) -> AgentRunResult[OutputDataT]:
         """生命周期: 当大模型思考循环达到 max_cycles 时触发，执行兜底策略。"""
         pass
 
@@ -181,7 +184,7 @@ class StandardAgentExecutor(BaseAgentExecutor):
         return result.is_retryable
 
     def _check_follow_up(
-        self, state: AgentState, resources: AgentRunResources, session_info: Any
+        self, state: AgentState, resources: AgentRunResources, session_info: SessionInfo
     ) -> bool:
         """检查追加队列，排空并合并数据到上下文，返回是否发现新消息"""
         follow_ups = session_info.follow_up_queue.drain()
@@ -201,8 +204,8 @@ class StandardAgentExecutor(BaseAgentExecutor):
         state: AgentState,
         resources: AgentRunResources,
         messages: list[AgentMessage],
-        tools: list[Any] | None,
+        tools: list[ToolExecutable | dict[str, Any]] | None,
-        tool_choice: Any = None,
+        tool_choice: str | dict[str, Any] | ToolChoice | None = None,
     ) -> ChatResponse:
         """执行 LLM 请求，处理基础指标遥测统计，并将新对话上下文追加到状态流"""
         run_context = resources.run_context
@@ -274,10 +277,10 @@ class StandardAgentExecutor(BaseAgentExecutor):
         messages: list[LLMMessage],
         config: GenerationConfig,
         run_context: RunContext,
-        tools: list[Any] | None = None,
+        tools: list[ToolExecutable | dict[str, Any]] | None = None,
-        tool_choice: Any = None,
+        tool_choice: str | dict[str, Any] | ToolChoice | None = None,
         extra: dict[str, Any] | None = None,
-        cancellation_token: Any = None,
+        cancellation_token: CancellationToken | None = None,
     ) -> ChatResponse:
         request = ChatRequest(
             messages=messages,
@@ -307,9 +310,24 @@ class StandardAgentExecutor(BaseAgentExecutor):
     async def on_start(self, state: AgentState, resources: AgentRunResources) -> None:
         resources.run_context.run.messages = state.messages
 
+    async def _execute_phase(
+        self,
+        phase_func: Callable[[AgentState, AgentRunResources], Awaitable[None]],
+        state: AgentState,
+        resources: AgentRunResources,
+        session_info: SessionInfo,
+    ) -> Literal["NEXT", "RESET_CYCLE", "FINISH"]:
+        """统一处理阶段执行与状态机完成/追加检查的高阶函数"""
+        await phase_func(state, resources)
+        if state.is_finished:
+            if self._check_follow_up(state, resources, session_info):
+                return "RESET_CYCLE"
+            return "FINISH"
+        return "NEXT"
+
     async def run(
         self, state: AgentState, resources: AgentRunResources
-    ) -> AgentRunResult[Any]:
+    ) -> AgentRunResult[OutputDataT]:
         """覆盖基类的模板方法，实现灵活的 while 控制流和 FOLLOW_UP 合并"""
         await self.on_start(state, resources)
         session_info = await session_manager.get_or_create(
@@ -325,29 +343,35 @@ class StandardAgentExecutor(BaseAgentExecutor):
                 await self.build_llm_request(state, resources)
                 await self.execute_llm(state, resources)
 
-                await self.handle_llm_response(state, resources)
+                status = await self._execute_phase(
-                if state.is_finished:
+                    self.handle_llm_response, state, resources, session_info
-                    if self._check_follow_up(state, resources, session_info):
+                )
-                        cycle_count = 0
+                if status == "RESET_CYCLE":
-                        continue
+                    cycle_count = 0
+                    continue
+                if status == "FINISH":
                     assert state.final_result is not None
                     return state.final_result
 
-                await self.filter_tool_calls(state, resources)
+                status = await self._execute_phase(
-                if state.is_finished:
+                    self.filter_tool_calls, state, resources, session_info
-                    if self._check_follow_up(state, resources, session_info):
+                )
-                        cycle_count = 0
+                if status == "RESET_CYCLE":
-                        continue
+                    cycle_count = 0
+                    continue
+                if status == "FINISH":
                     assert state.final_result is not None
                     return state.final_result
 
                 await self.execute_tools(state, resources)
 
-                await self.handle_tool_results(state, resources)
+                status = await self._execute_phase(
-                if state.is_finished:
+                    self.handle_tool_results, state, resources, session_info
-                    if self._check_follow_up(state, resources, session_info):
+                )
-                        cycle_count = 0
+                if status == "RESET_CYCLE":
-                        continue
+                    cycle_count = 0
+                    continue
+                if status == "FINISH":
                     assert state.final_result is not None
                     return state.final_result
 
@@ -544,7 +568,7 @@ class StandardAgentExecutor(BaseAgentExecutor):
     def _assemble_tool_message(
         self,
         original_call: ToolCallPart,
-        res_or_exc: Any,
+        res_or_exc: BaseException | tuple[ToolCallPart, ToolResult],
         tool_res: ToolResult | None,
         state: AgentState,
     ) -> LLMMessage:
@@ -631,7 +655,7 @@ class StandardAgentExecutor(BaseAgentExecutor):
 
     async def on_fallback(
         self, state: AgentState, resources: AgentRunResources
-    ) -> AgentRunResult[Any]:
+    ) -> AgentRunResult[OutputDataT]:
         run_context = resources.run_context
 
         if not resources.config.enable_fallback_summary:
@@ -666,10 +690,13 @@ class StandardAgentExecutor(BaseAgentExecutor):
             tool_choice="none",
         )
 
-        return model_construct(
+        return cast(
-            AgentRunResult,
+            AgentRunResult[OutputDataT],
-            output=fallback_response.text,
+            model_construct(
-            messages=state.messages,
+                AgentRunResult,
-            structured_data=None,
+                output=fallback_response.text,
-            usage=state.usage,
+                messages=state.messages,
+                structured_data=None,
+                usage=state.usage,
+            ),
         )

zhenxun/services/ai/flow/agent/models.py

@@ -8,7 +8,7 @@ from pydantic import BaseModel, ConfigDict, Field
 
 from zhenxun.services.ai.capabilities import CapabilitySource, CombinedCapability
 from zhenxun.services.ai.context.memory.builder import MemoryBuilder
-from zhenxun.services.ai.context.memory.engine import MemoryReader, MemoryWriter
+from zhenxun.services.ai.context.memory.engine import SessionMemoryContext
 from zhenxun.services.ai.context.memory.models import MemoryConfig
 from zhenxun.services.ai.context.memory.types import SessionMetadata
 from zhenxun.services.ai.core.messages import (
@@ -19,7 +19,7 @@ from zhenxun.services.ai.core.messages import (
     UsageInfo,
 )
 from zhenxun.services.ai.core.options import GenerationConfig
-from zhenxun.services.ai.flow.base import BaseRuntimeConfig
+from zhenxun.services.ai.flow.core.models import BaseRuntimeConfig
 from zhenxun.services.ai.run import RunContext
 from zhenxun.services.ai.run.models import AgentRunResult, AgentTask, HandoffPayload
 from zhenxun.services.ai.tools.core.toolkit import BaseToolkit
@@ -43,7 +43,7 @@ class Persona(BaseModel):
 
 
 class AgentConfig(BaseRuntimeConfig):
-    """统一的智能体全局与单次运行配置 (Unification of Settings & Profile)"""
+    """统一的智能体全局与单次运行配置"""
 
     model_config = ConfigDict(arbitrary_types_allowed=True)
 
@@ -66,7 +66,7 @@ class AgentConfig(BaseRuntimeConfig):
     """初始化的底层对话历史记录。"""
 
     memory: MemoryConfig | MemoryBuilder | bool | None = Field(default=None)
-    """单次运行级别的记忆门面覆盖 (支持 bool, MemoryConfig, MemoryBuilder)。"""
+    """单次运行级别的记忆门面覆盖"""
     generation_config: GenerationConfig | None = Field(default=None)
     """单次运行覆盖的大模型生成配置。"""
     capabilities: list[CapabilitySource] | None = Field(default=None)
@@ -163,10 +163,8 @@ class AgentRunResources(BaseModel):
     """保留依赖注入(DI)与黑板引用的全局运行时上下文"""
     session_meta: SessionMetadata | None = None
     """隔离会话的元信息(Session ID, 命名空间, 权限等)"""
-    memory_reader: MemoryReader | None = None
+    memory_context: SessionMemoryContext | None = None
-    """用于读取短/中/长期上下文记忆的读取器"""
+    """统一处理对话历史读写、压缩与清洗的会话记忆门面"""
-    memory_writer: MemoryWriter | None = None
-    """用于将对话历史安全落盘的写入器"""
     run_scoped_cap: CombinedCapability | None = None
     """聚合了 Agent/AgentTask/全局 的复合能力拦截器 (CombinedCapability)"""
     task_obj: AgentTask | None = None

zhenxun/services/ai/flow/base.py

@@ -1,151 +0,0 @@
-from __future__ import annotations
-
-from abc import ABC, abstractmethod
-import asyncio
-from collections.abc import AsyncIterator
-import contextlib
-from enum import Enum
-from typing import TYPE_CHECKING, Any, Generic, TypeVar, cast
-
-from pydantic import BaseModel, Field
-
-from zhenxun.services.ai.core.exceptions import ControlFlowExit
-from zhenxun.services.ai.run.context import RunContext
-from zhenxun.services.ai.run.models import StreamedRunResult
-from zhenxun.services.ai.run.ui import UIController
-from zhenxun.services.ai.utils.logger import log_flow as logger
-
-if TYPE_CHECKING:
-    from .agent.models import Persona
-
-from zhenxun.services.ai.core.messages import PromptInput
-
-T_RunResult = TypeVar("T_RunResult")
-
-
-class ConcurrencyPolicy(str, Enum):
-    """并发执行策略枚举"""
-
-    ALLOW = "allow"
-    """允许并发：不做任何限制（适用于无状态或绝对独立任务）"""
-    REJECT = "reject"
-    """拒绝新请求：当前有任务在执行时，直接丢弃新任务并提醒"""
-    QUEUE = "queue"
-    """排队等待：当前有任务在执行时，新任务排队等待（先进先出）"""
-    INTERRUPT = "interrupt"
-    """中断旧任务：新任务到达时，立即强制取消并覆盖正在执行的旧任务"""
-
-
-class ConcurrencyScope(str, Enum):
-    """并发作用域枚举（决定锁的粒度，解耦于会话隔离）"""
-
-    GLOBAL = "global"
-    """全局互斥：整个系统同一时间只能执行一个该任务"""
-    GROUP = "group"
-    """群组互斥：同一群组内串行排队（私聊退化为用户级），防止抢话刷屏"""
-    USER = "user"
-    """用户互斥：同一用户发起的任务串行排队（允许同群不同人并行）"""
-    SESSION = "session"
-    """会话互斥：跟随记忆 SessionID 进行物理锁隔离"""
-
-
-class InterventionPolicy(str, Enum):
-    """运行时消息干预策略枚举"""
-
-    IGNORE = "ignore"
-    """忽略干预：丢弃在任务执行期间收到的额外消息（默认）"""
-    STEER = "steer"
-    """动态转向：将额外消息立即注入到下一轮大模型推理历史中，影响其思考方向"""
-    FOLLOW_UP = "follow_up"
-    """追加执行：将额外消息放入队列，在当前大模型意图（所有工具等）执行完毕后追加推理"""
-
-
-class BaseRuntimeConfig(BaseModel):
-    """所有可执行实体（Agent/Team/Workflow）的通用基础运行时配置"""
-
-    stateless: bool = Field(default=True)
-    """是否使用临时会话，不持久化历史记录"""
-    concurrency_policy: ConcurrencyPolicy | None = Field(default=None)
-    """并发执行策略。如果未显式指定，无状态(stateless=True)默认为ALLOW，有状态(stateless=False)默认为QUEUE。"""
-    concurrency_scope: ConcurrencyScope | None = Field(default=None)
-    """并发作用域，决定锁的粒度。如果未显式指定，默认为 GROUP 级排队。"""
-    intervention_policy: InterventionPolicy | None = Field(default=None)
-    """运行时干预策略，决定在大模型执行期间接收到新消息时该如何处理数据流合并。"""
-
-
-class BaseRunnable(ABC, Generic[T_RunResult]):
-    """
-    所有可执行 AI 编排实体的统一基类 (Composite Pattern)。
-    统一了 Agent, Team, Workflow 的核心契约，支持物理上的任意嵌套。
-    """
-
-    name: str
-    """可执行实体的名称标识"""
-
-    description: str
-    """可执行实体的详细描述。用于外部路由(Router)或上层智能体(DelegateTool)决定是否调用它"""
-
-    persona: "Persona | dict | None" = None
-    """(可选) 实体的角色设定 (Persona)。包含 role 和 goal，
-    在多智能体路由移交时优先级最高"""
-
-    runtime_config: BaseRuntimeConfig
-    """运行时配置，如是否无状态、UI输出模式等"""
-
-    def bind(self, **kwargs: Any) -> Any:
-        """DI 注入语法糖：返回 Depends，自动绑定当前上下文"""
-        from nonebot.params import Depends
-
-        from .agent.bridge import AgentRunner
-
-        async def _dependency() -> AgentRunner[Any]:
-            return AgentRunner[Any](self, **kwargs)
-
-        return Depends(_dependency)
-
-    async def reply(
-        self,
-        prompt: PromptInput | None = None,
-        reply_to: bool = False,
-        *,
-        context: RunContext | None = None,
-        **kwargs: Any,
-    ) -> T_RunResult:
-        """交互执行语法糖，自动渲染流式进度并最终将结果回复给终端用户"""
-        from .agent.bridge import AgentRunner
-
-        runner = AgentRunner(self, context=context, **kwargs)
-        return cast(T_RunResult, await runner.reply(prompt=prompt, reply_to=reply_to))
-
-    async def run(
-        self,
-        prompt: PromptInput | None = None,
-        *,
-        context: RunContext | None = None,
-        **kwargs: Any,
-    ) -> T_RunResult:
-        """阻塞式核心运行入口，安全捕获内部抛出的静默退出信号"""
-
-        try:
-            async with self.run_stream(
-                prompt=prompt, context=context, **kwargs
-            ) as stream_result:
-                return cast(T_RunResult, await stream_result.get_run_result())
-        except ControlFlowExit as e:
-            logger.info(f"[{self.name}] 触发底层控制流，已安全退出: {e}")
-
-            await UIController.handle_control_flow_exit_display(e, context)
-
-            raise asyncio.CancelledError()
-
-    @abstractmethod
-    @contextlib.asynccontextmanager
-    async def run_stream(
-        self,
-        prompt: PromptInput | None = None,
-        *,
-        context: RunContext | None = None,
-        **kwargs: Any,
-    ) -> AsyncIterator[StreamedRunResult[Any]]:
-        """流式运行入口，返回上下文管理器，用于消费底层执行流事件 (StreamedRunResult)"""
-        yield cast(Any, None)

zhenxun/services/ai/flow/core/__init__.py

@@ -0,0 +1,17 @@
+from .base import BaseRunnable
+from .models import (
+    BaseRuntimeConfig,
+    ConcurrencyPolicy,
+    ConcurrencyScope,
+    InterventionPolicy,
+)
+from .runner import FlowRunner
+
+__all__ = [
+    "BaseRunnable",
+    "BaseRuntimeConfig",
+    "ConcurrencyPolicy",
+    "ConcurrencyScope",
+    "FlowRunner",
+    "InterventionPolicy",
+]

zhenxun/services/ai/flow/core/base.py

@@ -0,0 +1,214 @@
+from __future__ import annotations
+
+from abc import ABC, abstractmethod
+import asyncio
+from collections.abc import AsyncIterator
+import contextlib
+from typing import TYPE_CHECKING, Any, Generic, TypeVar, cast
+
+from nonebot.params import Depends
+
+from zhenxun.services.ai.core.exceptions import (
+    ConcurrencyInterruptException,
+    ControlFlowExit,
+)
+from zhenxun.services.ai.core.models import CancellationToken
+from zhenxun.services.ai.core.stream_events import AgentStreamEvent, EventBus
+from zhenxun.services.ai.run.context import RunContext
+from zhenxun.services.ai.run.models import AgentRunError, RunIntent, StreamedRunResult
+from zhenxun.services.ai.run.subscribers import DefaultUISubscriber, TelemetrySubscriber
+from zhenxun.services.ai.run.ui import UIController
+from zhenxun.services.ai.utils import ContextUtils
+from zhenxun.services.ai.utils.logger import log_flow as logger
+
+if TYPE_CHECKING:
+    from zhenxun.services.ai.flow.agent.models import Persona
+
+from zhenxun.services.ai.core.messages import PromptInput
+
+from .models import (
+    BaseRuntimeConfig,
+    ConcurrencyPolicy,
+)
+
+T_RunResult = TypeVar("T_RunResult")
+
+
+class BaseRunnable(ABC, Generic[T_RunResult]):
+    """
+    所有可执行 AI 编排实体的统一基类
+    统一了 Agent, Team, Workflow 的核心契约，支持物理上的任意嵌套。
+    """
+
+    name: str
+    """可执行实体的名称标识"""
+
+    description: str
+    """可执行实体的详细描述。用于外部路由(Router)或上层智能体(DelegateTool)决定是否调用它"""
+
+    persona: "Persona | None" = None
+    """(可选) 实体的角色设定 (Persona)。包含 role 和 goal，
+    在多智能体路由移交时优先级最高"""
+
+    runtime_config: BaseRuntimeConfig
+    """运行时配置，如是否无状态、UI输出模式等"""
+
+    @property
+    def profile_summary(self) -> str:
+        """获取该实体的标准化简要画像/描述，供上层路由和规划决策使用"""
+        if self.persona:
+            return f"角色：{self.persona.role}，目标：{self.persona.goal}"
+        return self.description or "处理节点"
+
+    def bind(self, **kwargs: Any) -> Any:
+        """DI 注入语法糖：返回 Depends，自动绑定当前上下文"""
+
+        from .runner import FlowRunner
+
+        async def _dependency() -> FlowRunner[Any]:
+            return FlowRunner[Any](self, **kwargs)
+
+        return Depends(_dependency)
+
+    async def reply(
+        self,
+        prompt: PromptInput | None = None,
+        reply_to: bool = False,
+        *,
+        context: RunContext | None = None,
+        **kwargs: Any,
+    ) -> T_RunResult:
+        """交互执行语法糖，自动渲染流式进度并最终将结果回复给终端用户"""
+        from .runner import FlowRunner
+
+        runner = FlowRunner(self, context=context, **kwargs)
+        return cast(T_RunResult, await runner.reply(prompt=prompt, reply_to=reply_to))
+
+    async def run(
+        self,
+        prompt: PromptInput | None = None,
+        *,
+        context: RunContext | None = None,
+        **kwargs: Any,
+    ) -> T_RunResult:
+        """阻塞式核心运行入口，安全捕获内部抛出的静默退出信号"""
+
+        try:
+            async with self.run_stream(
+                prompt=prompt, context=context, **kwargs
+            ) as stream_result:
+                return cast(T_RunResult, await stream_result.get_run_result())
+        except ControlFlowExit as e:
+            logger.info(f"[{self.name}] 触发底层控制流，已安全退出: {e}")
+
+            await UIController.handle_control_flow_exit_display(e, context)
+
+            raise asyncio.CancelledError()
+
+    @contextlib.asynccontextmanager
+    async def run_stream(
+        self,
+        prompt: PromptInput | None = None,
+        *,
+        context: RunContext | None = None,
+        deps: Any = None,
+        event_bus: EventBus | None = None,
+        **kwargs: Any,
+    ) -> AsyncIterator[StreamedRunResult[Any]]:
+        """统一的流式运行入口，负责生命周期调度、并发锁管理和事件总线挂载。"""
+        from .concurrency import apply_concurrency_policy
+
+        intent = RunIntent.from_input(prompt)
+        bus = event_bus or EventBus()
+
+        if context is None:
+            safe_context = RunContext(session_id=kwargs.get("session_id"))
+            if deps is not None:
+                safe_context.deps = deps
+        else:
+            safe_context = context
+            if deps is not None and safe_context.deps is None:
+                safe_context.deps = deps
+
+        is_root = not safe_context.state.get("__is_root_run_executed__", False)
+        if is_root:
+            safe_context.state["__is_root_run_executed__"] = True
+            TelemetrySubscriber().attach(bus)
+            if (
+                safe_context.get_bot()
+                and safe_context.get_event()
+                and safe_context.run.delegate_depth == 0
+            ):
+                config_obj = getattr(self, "config", self.runtime_config)
+                verbose_ui = getattr(config_obj, "verbose_ui", False)
+                DefaultUISubscriber(safe_context, verbose=verbose_ui).attach(bus)
+
+        policy = getattr(self.runtime_config, "concurrency_policy", None)
+        if policy is None:
+            policy = (
+                ConcurrencyPolicy.ALLOW
+                if getattr(self.runtime_config, "stateless", True)
+                else ConcurrencyPolicy.QUEUE
+            )
+
+        intervention_policy = getattr(self.runtime_config, "intervention_policy", None)
+        lock_id = ContextUtils.extract_concurrency_lock_id(
+            safe_context,
+            getattr(self.runtime_config, "concurrency_scope", None),
+            safe_context.session_id or "default_session",
+        )
+
+        async def _execution_task():
+            cancel_token = safe_context.run.cancellation_token or CancellationToken()
+            safe_context.run.cancellation_token = cancel_token
+            try:
+                async with apply_concurrency_policy(
+                    session_id=safe_context.session_id or "default_session",
+                    lock_id=lock_id,
+                    policy=policy,
+                    cancel_token=cancel_token,
+                    intervention_policy=intervention_policy,
+                    intent=intent,
+                ):
+                    async for event in self._execute_stream(
+                        intent=intent,
+                        context=safe_context,
+                        cancel_token=cancel_token,
+                        event_bus=bus,
+                        **kwargs,
+                    ):
+                        await bus.emit(event)
+            except ControlFlowExit as e:
+                await bus.emit(AgentRunError(error=e))
+            except asyncio.CancelledError:
+                logger.debug(f"[{self.name}] 执行被并发策略中断取消。")
+                await bus.emit(
+                    AgentRunError(
+                        error=ConcurrencyInterruptException("任务已被新请求打断并接管")
+                    )
+                )
+            except Exception as e:
+                await bus.emit(AgentRunError(error=e))
+            finally:
+                await bus.end()
+
+        task = asyncio.create_task(_execution_task())
+        result_obj = StreamedRunResult[Any](bus)
+        try:
+            yield result_obj
+        finally:
+            if not task.done():
+                task.cancel()
+
+    @abstractmethod
+    async def _execute_stream(
+        self,
+        intent: RunIntent,
+        context: RunContext,
+        cancel_token: CancellationToken,
+        event_bus: EventBus,
+        **kwargs: Any,
+    ) -> AsyncIterator[AgentStreamEvent]:
+        """核心执行流（由子类实现），通过 yield 返回执行事件。"""
+        if False:
+            yield cast(Any, None)

zhenxun/services/ai/flow/core/concurrency.py

@@ -1,17 +1,16 @@
 import asyncio
 from contextlib import asynccontextmanager
-from typing import Any
 
 from zhenxun.services.ai.core.exceptions import (
     ConcurrencyRejectException,
     InterventionHandledException,
 )
 from zhenxun.services.ai.core.models import CancellationToken
-from zhenxun.services.ai.run.models import AgentTask
+from zhenxun.services.ai.run.models import RunIntent
 from zhenxun.services.ai.run.session import LockContext, session_manager
 from zhenxun.services.ai.utils.logger import log_flow as logger
 
-from .base import ConcurrencyPolicy, InterventionPolicy
+from .models import ConcurrencyPolicy, InterventionPolicy
 
 
 @asynccontextmanager
@@ -20,8 +19,8 @@ async def apply_concurrency_policy(
     lock_id: str,
     policy: ConcurrencyPolicy,
     cancel_token: CancellationToken,
-    intervention_policy: Any = None,
+    intervention_policy: InterventionPolicy | None = None,
-    message: Any = None,
+    intent: RunIntent | None = None,
 ):
     """
     异步上下文管理器：对大模型执行流应用特定的并发及消息干预调度策略。
@@ -56,21 +55,14 @@ async def apply_concurrency_policy(
             ):
                 session = await session_manager.get_or_create(session_id)
 
-                actual_msg = message
-
-                if isinstance(message, AgentTask):
-                    actual_msg = message.description
-                elif hasattr(message, "extract_plain_text"):
-                    actual_msg = message.extract_plain_text()
-
                 if intervention_policy == InterventionPolicy.STEER:
-                    session.steer_queue.enqueue(str(actual_msg))
+                    session.steer_queue.enqueue(intent.text if intent else "")
                     raise InterventionHandledException(
                         "Steer successful",
                         display_content="💬 已将您的补充信息传递给正在思考的 AI...",
                     )
                 elif intervention_policy == InterventionPolicy.FOLLOW_UP:
-                    session.follow_up_queue.enqueue(str(actual_msg))
+                    session.follow_up_queue.enqueue(intent.text if intent else "")
                     raise InterventionHandledException(
                         "Follow-up successful",
                         display_content="📝 已记录，AI 处理完当前任务后即刻执行...",

zhenxun/services/ai/flow/core/models.py

@@ -0,0 +1,53 @@
+from enum import Enum
+
+from pydantic import BaseModel, Field
+
+
+class ConcurrencyPolicy(str, Enum):
+    """并发执行策略枚举"""
+
+    ALLOW = "allow"
+    """允许并发：不做任何限制（适用于无状态或独立任务）"""
+    REJECT = "reject"
+    """拒绝新请求：当前有任务在执行时，直接丢弃新任务并提醒"""
+    QUEUE = "queue"
+    """排队等待：当前有任务在执行时，新任务排队等待（先进先出）"""
+    INTERRUPT = "interrupt"
+    """中断旧任务：新任务到达时，立即强制取消并覆盖正在执行的旧任务"""
+
+
+class ConcurrencyScope(str, Enum):
+    """并发作用域枚举（决定锁的粒度，解耦于会话隔离）"""
+
+    GLOBAL = "global"
+    """全局互斥：整个系统同一时间只能执行一个该任务"""
+    GROUP = "group"
+    """群组互斥：同一群组内串行排队（私聊退化为用户级），防止抢话刷屏"""
+    USER = "user"
+    """用户互斥：同一用户发起的任务串行排队（允许同群不同人并行）"""
+    SESSION = "session"
+    """会话互斥：跟随记忆 SessionID 进行物理锁隔离"""
+
+
+class InterventionPolicy(str, Enum):
+    """运行时消息干预策略枚举"""
+
+    IGNORE = "ignore"
+    """忽略干预：丢弃在任务执行期间收到的额外消息（默认）"""
+    STEER = "steer"
+    """动态转向：将额外消息立即注入到下一轮大模型推理历史中，影响其思考方向"""
+    FOLLOW_UP = "follow_up"
+    """追加执行：将额外消息放入队列，在当前大模型意图（所有工具等）执行完毕后追加推理"""
+
+
+class BaseRuntimeConfig(BaseModel):
+    """所有可执行实体（Agent/Team/Workflow）的通用基础运行时配置"""
+
+    stateless: bool = Field(default=True)
+    """是否使用临时会话，不持久化历史记录"""
+    concurrency_policy: ConcurrencyPolicy | None = Field(default=None)
+    """并发执行策略。如果未显式指定，无状态(stateless=True)默认为ALLOW，有状态(stateless=False)默认为QUEUE。"""
+    concurrency_scope: ConcurrencyScope | None = Field(default=None)
+    """并发作用域，决定锁的粒度。如果未显式指定，默认为 GROUP 级排队。"""
+    intervention_policy: InterventionPolicy | None = Field(default=None)
+    """运行时干预策略，决定在大模型执行期间接收到新消息时该如何处理数据流合并。"""

zhenxun/services/ai/flow/core/runner.py

@@ -12,12 +12,12 @@ from zhenxun.services.ai.core.exceptions import (
     ControlFlowExit,
     InterventionHandledException,
 )
-from zhenxun.services.ai.core.messages import UsageInfo
+from zhenxun.services.ai.core.messages import PromptInput, UsageInfo
-from zhenxun.services.ai.flow.base import BaseRunnable
+from zhenxun.services.ai.flow.core.base import BaseRunnable
 from zhenxun.services.ai.run import AgentRunResult, RunContext
-from zhenxun.services.ai.run.models import AgentRunEnd, AgentRunError
+from zhenxun.services.ai.run.models import AgentRunEnd, AgentRunError, AgentTask
 from zhenxun.services.ai.run.ui import UIController
-from zhenxun.services.ai.utils.logger import log_agent as logger
+from zhenxun.services.ai.utils.logger import log_flow as logger
 from zhenxun.utils.message import MessageUtils
 from zhenxun.utils.platform import PlatformUtils
 
@@ -25,9 +25,9 @@ T_Deps = TypeVar("T_Deps", default=Any)
 T_Out = TypeVar("T_Out", default=str)
 
 
-class AgentRunner(Generic[T_Out]):
+class FlowRunner(Generic[T_Out]):
     """
-    智能体运行器。
+    执行流交互运行器。
     负责将大模型的纯净数据流包装为平台交互动作（发消息、UI渲染）。
     自带 ContextVars 隐式上下文提取魔法。
     """
@@ -63,7 +63,10 @@ class AgentRunner(Generic[T_Out]):
         return self.context.get_event()
 
     async def reply(
-        self, prompt: Any = None, reply_to: bool = False, **kwargs: Any
+        self,
+        prompt: PromptInput | AgentTask | None = None,
+        reply_to: bool = False,
+        **kwargs: Any,
     ) -> AgentRunResult[T_Out]:
         """交互式执行：将 Agent 运行过程中的工具调用状态和最终结果自动发送给用户。"""
         final_result = None

zhenxun/services/ai/flow/team/capabilities.py

@@ -1,13 +1,11 @@
 from collections.abc import Callable, Mapping, Sequence
-import inspect
-from typing import Any, cast
-
-from nonebot.utils import is_coroutine_callable
 
 from zhenxun.services.ai.capabilities import AbstractCapability
+from zhenxun.services.ai.flow.core.base import BaseRunnable
 from zhenxun.services.ai.run import RunContext
 from zhenxun.services.ai.run.di import DependencyInjector
 from zhenxun.services.ai.tools.bridges.handoff import HandoffTool
+from zhenxun.services.ai.tools.core.tool import BaseTool
 
 from .models import Transition
 
@@ -18,8 +16,8 @@ class TeamRoutingCapability(AbstractCapability):
     def __init__(
         self,
         team_name: str,
-        members: list[Any],
+        members: list[BaseRunnable],
-        state_flow: Mapping[str, Sequence[Any]] | Callable | None = None,
+        state_flow: Mapping[str, Sequence[Transition | str]] | Callable | None = None,
         max_handoffs: int = 3,
     ):
         self.team_name = team_name
@@ -27,7 +25,9 @@ class TeamRoutingCapability(AbstractCapability):
         self.state_flow = state_flow
         self.max_handoffs = max_handoffs
 
-    async def _get_allowed_transitions(self, context: RunContext) -> list[Any] | None:
+    async def _get_allowed_transitions(
+        self, context: RunContext
+    ) -> list[Transition] | None:
         """核心FSM解析：解析静态字典或动态执行函数获取允许的 Transition 列表"""
         if self.state_flow is None:
             return None
@@ -45,16 +45,10 @@ class TeamRoutingCapability(AbstractCapability):
             ]
 
         if callable(self.state_flow):
-            sig = inspect.signature(self.state_flow)
+            result = await DependencyInjector.invoke(
-            kwargs = await DependencyInjector.resolve_all(
+                self.state_flow, call_kwargs={}, context=context
-                sig, call_kwargs={}, context=context
             )
 
-            if is_coroutine_callable(self.state_flow):
-                result = await cast(Callable, self.state_flow)(**kwargs)
-            else:
-                result = cast(Callable, self.state_flow)(**kwargs)
-
             if result is None:
                 return None
 
@@ -62,7 +56,7 @@ class TeamRoutingCapability(AbstractCapability):
 
         return None
 
-    async def get_tools(self, context: RunContext) -> list[Any]:
+    async def get_tools(self, context: RunContext) -> list[BaseTool]:
         tools = []
         allowed_transitions = await self._get_allowed_transitions(context)
 
@@ -81,10 +75,7 @@ class TeamRoutingCapability(AbstractCapability):
                     if transition is None:
                         continue
 
-                if getattr(m, "persona", None):
+                desc = m.profile_summary
-                    desc = f"角色：{m.persona.role}，目标：{m.persona.goal}"
-                else:
-                    desc = getattr(m, "description", "") or "处理节点"
 
                 if transition and getattr(transition, "description", ""):
                     desc += f" 【移交条件】：{transition.description}"

zhenxun/services/ai/flow/team/models.py

@@ -7,9 +7,10 @@ import uuid
 
 from pydantic import BaseModel, ConfigDict, Field
 
-from zhenxun.services.ai.core.messages import AgentMessage
+from zhenxun.services.ai.core.messages import AgentMessage, PromptInput
 from zhenxun.services.ai.core.options import BaseOutputDefinition
-from zhenxun.services.ai.flow.base import BaseRunnable, BaseRuntimeConfig
+from zhenxun.services.ai.flow.core.base import BaseRunnable
+from zhenxun.services.ai.flow.core.models import BaseRuntimeConfig
 from zhenxun.services.ai.run import AgentTask
 
 
@@ -67,7 +68,7 @@ class CallAction(TeamAction):
 
     agent: str | BaseRunnable[Any]
     """目标 Agent 的名称（字符串）或动态生成的 Agent 实例"""
-    task: str | AgentTask
+    task: PromptInput | AgentTask
     """派发给该 Agent 的具体任务或提示词"""
     history: Sequence[AgentMessage] | None = None
     """需要传递给该 Agent 的上下文历史记录（可选）"""

zhenxun/services/ai/flow/team/router.py

@@ -1,18 +1,18 @@
 from abc import ABC, abstractmethod
-from collections.abc import Awaitable, Callable, Mapping, Sequence
+from collections.abc import Callable, Mapping, Sequence
-import inspect
 import re
-from typing import Any, cast
-
-from nonebot.utils import is_coroutine_callable
 
 from zhenxun.services.ai.core.messages import AgentMessage
 from zhenxun.services.ai.core.templates import PromptTemplate
-from zhenxun.services.ai.run import AgentTask, RunContext
+from zhenxun.services.ai.flow.agent.agent import Agent, ToolSource
+from zhenxun.services.ai.flow.agent.models import AgentConfig
+from zhenxun.services.ai.flow.core.base import BaseRunnable
+from zhenxun.services.ai.run import RunContext, RunIntent
 from zhenxun.services.ai.run.di import DependencyInjector
 from zhenxun.services.ai.utils.logger import log_team as logger
 
-from .models import RouteDecision, Transition
+from .capabilities import TeamRoutingCapability
+from .models import RouteDecision, TeamRuntimeConfig, Transition
 
 
 class BaseRouter(ABC):
@@ -23,7 +23,7 @@ class BaseRouter(ABC):
         self,
         context: RunContext,
         history: Sequence[AgentMessage],
-        prompt: str | AgentTask | None = None,
+        intent: RunIntent,
     ) -> RouteDecision | None:
         """核心路由方法"""
         pass
@@ -32,7 +32,9 @@ class BaseRouter(ABC):
 class FunctionRouter(BaseRouter):
     """基于纯函数的极速路由器"""
 
-    def __init__(self, selector_func: Callable[..., Any], target: str | None = None):
+    def __init__(
+        self, selector_func: Callable[..., str | bool | None], target: str | None = None
+    ):
         """
         初始化基于函数的极速路由器。
 
@@ -47,27 +49,21 @@ class FunctionRouter(BaseRouter):
         self,
         context: RunContext,
         history: Sequence[AgentMessage],
-        prompt: str | AgentTask | None = None,
+        intent: RunIntent,
     ) -> RouteDecision | None:
-        sig = inspect.signature(self.selector_func)
+        call_kwargs = {
-        call_kwargs = {"prompt": prompt, "context": context, "history": history}
+            "intent": intent,
-        if isinstance(prompt, AgentTask):
+            "prompt": intent.original_input,
-            call_kwargs["agent_task"] = prompt
+            "context": context,
-            call_kwargs["task"] = prompt
+            "history": history,
-
-        kwargs_resolved = await DependencyInjector.resolve_all(
-            sig, call_kwargs, context
-        )
-        filtered_kwargs = {
-            k: v for k, v in kwargs_resolved.items() if k in sig.parameters
         }
+        if intent.task_obj:
+            call_kwargs["agent_task"] = intent.task_obj
+            call_kwargs["task"] = intent.task_obj
 
-        if is_coroutine_callable(self.selector_func):
+        selected_target = await DependencyInjector.invoke(
-            _async_func = cast(Callable[..., Awaitable[Any]], self.selector_func)
+            self.selector_func, call_kwargs, context
-            selected_target = await _async_func(**filtered_kwargs)
+        )
-        else:
-            _sync_func = cast(Callable[..., Any], self.selector_func)
-            selected_target = _sync_func(**filtered_kwargs)
 
         if isinstance(selected_target, bool):
             if selected_target and self.target:
@@ -97,13 +93,9 @@ class RegexRouter(BaseRouter):
         self,
         context: RunContext,
         history: Sequence[AgentMessage],
-        prompt: str | AgentTask | None = None,
+        intent: RunIntent,
     ) -> RouteDecision | None:
-        text_to_match = (
+        text_to_match = intent.text or context.run.user_input or ""
-            prompt.description
-            if isinstance(prompt, AgentTask)
-            else (prompt or context.run.user_input or "")
-        )
 
         if self.pattern.search(text_to_match):
             logger.debug(f"命中正则极速路由 -> {self.target}")
@@ -127,10 +119,10 @@ class ChainRouter(BaseRouter):
         self,
         context: RunContext,
         history: Sequence[AgentMessage],
-        prompt: str | AgentTask | None = None,
+        intent: RunIntent,
     ) -> RouteDecision | None:
         for router in self.routers:
-            decision = await router.route(context, history, prompt)
+            decision = await router.route(context, history, intent)
             if decision is not None:
                 return decision
         return None
@@ -142,11 +134,11 @@ class LLMRouter(BaseRouter):
     def __init__(
         self,
         team_name: str,
-        members: list[Any],
+        members: list[BaseRunnable],
         leader_model: str | None = None,
-        leader_tools: list[Any] | None = None,
+        leader_tools: list[ToolSource] | None = None,
         state_flow: Mapping[str, Sequence[Transition | str]] | Callable | None = None,
-        runtime_config: Any = None,
+        runtime_config: TeamRuntimeConfig | None = None,
         custom_prompt: str | None = None,
         allowed_transitions: list[Transition] | None = None,
         max_handoffs: int = 3,
@@ -179,13 +171,8 @@ class LLMRouter(BaseRouter):
         self,
         context: RunContext,
         history: Sequence[AgentMessage],
-        prompt: str | AgentTask | None = None,
+        intent: RunIntent,
     ) -> RouteDecision | None:
-        from zhenxun.services.ai.flow.agent.agent import Agent
-        from zhenxun.services.ai.flow.agent.models import AgentConfig
-
-        from .capabilities import TeamRoutingCapability
-
         default_system_prompt = """## 角色与目标
 你是一个高级任务路由器 (所在团队: {{ team_name }})。
 请根据用户的输入意图，立刻调用相应的移交工具 (transfer_to_...)
@@ -217,13 +204,6 @@ class LLMRouter(BaseRouter):
         )
 
         target_model = self.leader_model
-        if not target_model:
-            for m in self.members:
-                if m_model := getattr(m, "model_name", None) or getattr(
-                    m, "model", None
-                ):
-                    target_model = m_model
-                    break
 
         router_agent = Agent(
             name=f"{self.team_name}_Router",
@@ -240,7 +220,7 @@ class LLMRouter(BaseRouter):
         logger.debug("🤖 [LLMRouter] 启动 LLM 思考路由决策...")
 
         res = await router_agent.run(
-            prompt=prompt,
+            prompt=intent.original_input,
             context=sub_context,
             config=AgentConfig(message_history=history),
         )

zhenxun/services/ai/flow/team/runner.py

@@ -1,6 +1,9 @@
 import asyncio
 from collections.abc import AsyncGenerator
-from typing import Any
+from typing import TYPE_CHECKING, Any
+
+if TYPE_CHECKING:
+    from .team import Team
 
 from zhenxun.services.ai.core.exceptions import (
     AbortException,
@@ -8,19 +11,19 @@ from zhenxun.services.ai.core.exceptions import (
     LLMException,
 )
 from zhenxun.services.ai.core.messages import UsageInfo
+from zhenxun.services.ai.core.stream_events import AgentStreamEvent
 from zhenxun.services.ai.flow.agent.models import AgentConfig
-from zhenxun.services.ai.run import AgentRunResult, RunContext
+from zhenxun.services.ai.run import AgentRunResult, RunContext, RunIntent
 from zhenxun.services.ai.run.models import AgentRunEnd
 from zhenxun.services.ai.utils.logger import log_team as logger
 from zhenxun.utils.pydantic_compat import model_construct
 
-from .capabilities import TeamRoutingCapability
 from .models import (
     CallAction,
     ConcurrentCallAction,
     FinishAction,
 )
-from .strategy import BaseTeamStrategy, RouteStrategy
+from .strategy import BaseTeamStrategy
 
 
 class TeamRunner:
@@ -28,10 +31,33 @@ class TeamRunner:
     多智能体团队核心执行引擎。
     """
 
-    def __init__(self, team: Any, strategy: BaseTeamStrategy):
+    def __init__(self, team: "Team", strategy: BaseTeamStrategy):
         self.team = team
         self.strategy = strategy
 
+    async def _consume_event_queue(
+        self,
+        queue: asyncio.Queue,
+        tasks: list[asyncio.Task],
+        expected_results: int,
+        results_box: dict[int, tuple[str, AgentRunResult]],
+    ) -> AsyncGenerator[AgentStreamEvent, None]:
+        """辅助方法：统一消费队列中的流事件、异常和结果"""
+        try:
+            while len(results_box) < expected_results:
+                msg_type, *payload = await queue.get()
+                if msg_type == "yield_event":
+                    yield payload[0]
+                elif msg_type == "control_flow_error":
+                    raise payload[0]
+                elif msg_type == "result":
+                    idx, agent_name, agent_res = payload
+                    results_box[idx] = (agent_name, agent_res)
+        finally:
+            for task in tasks:
+                if not task.done():
+                    task.cancel()
+
     async def _execute_call_action_to_queue(
         self,
         index: int,
@@ -69,14 +95,9 @@ class TeamRunner:
         sub_context = context.clone_for_member(target_agent.name)
         sub_context.capabilities = list(sub_context.capabilities)
 
-        if isinstance(self.strategy, RouteStrategy):
+        sub_context.capabilities.extend(
-            routing_cap = TeamRoutingCapability(
+            self.strategy.get_member_capabilities(self.team, target_agent)
-                team_name=self.team.name,
+        )
-                members=self.team.members,
-                state_flow=getattr(self.strategy, "state_flow", None),
-                max_handoffs=getattr(self.strategy, "max_handoffs", 3),
-            )
-            sub_context.capabilities.append(routing_cap)
 
         logger.debug(f"🚀 **专员 👨💼`{target_agent.name}`** 开始执行子任务...")
 
@@ -125,7 +146,7 @@ class TeamRunner:
             target_name = agent_res.handoff.target
             reason = agent_res.handoff.reason
 
-            logger.info(
+            logger.debug(
                 f"🛣️ **路由决策**: 委派给专员 👨💼`{target_name}` (理由: {reason})"
             )
 
@@ -138,15 +159,37 @@ class TeamRunner:
 
         await queue.put(("result", index, target_agent.name, agent_res))
 
+    async def _dispatch_actions(
+        self,
+        actions: list[CallAction],
+        context: RunContext,
+        session_id: str,
+        results_container: list,
+    ) -> AsyncGenerator[AgentStreamEvent, None]:
+        """统一的任务派发、流事件转译与结果回传调度器"""
+        queue = asyncio.Queue()
+        tasks = [
+            asyncio.create_task(
+                self._execute_call_action_to_queue(i, act, context, session_id, queue)
+            )
+            for i, act in enumerate(actions)
+        ]
+        results_box: dict[int, tuple[str, AgentRunResult]] = {}
+        async for event in self._consume_event_queue(
+            queue, tasks, len(actions), results_box
+        ):
+            yield event
+        results_container.extend([results_box[i] for i in range(len(actions))])
+
     async def run_stream(
-        self, prompt: Any, context: RunContext, **kwargs: Any
+        self, intent: RunIntent, context: RunContext, **kwargs: Any
-    ) -> AsyncGenerator[Any, None]:
+    ) -> AsyncGenerator[AgentStreamEvent, None]:
         session_id = context.session_id or "default_team_session"
-        task_desc = getattr(prompt, "description", str(prompt))
+        task_desc = intent.text
 
-        logger.info(f"🤝 **团队 [{self.team.name}] 开始协作**: `{task_desc}`")
+        logger.debug(f"🤝 **团队 [{self.team.name}] 开始协作**: `{task_desc}`")
 
-        plan_gen = self.strategy.generate_plan(self.team, prompt, context, **kwargs)
+        plan_gen = self.strategy.generate_plan(self.team, intent, context, **kwargs)
 
         send_value = None
         final_result = None
@@ -160,61 +203,23 @@ class TeamRunner:
                     break
 
                 if isinstance(action, CallAction):
-                    queue = asyncio.Queue()
+                    res_container = []
-                    task = asyncio.create_task(
+                    async for event in self._dispatch_actions(
-                        self._execute_call_action_to_queue(
+                        [action], context, session_id, res_container
-                            0, action, context, session_id, queue
+                    ):
-                        )
+                        yield event
-                    )
+                    _, send_value = res_container[0]
-                    try:
+                    cumulative_usage += send_value.usage
-                        while True:
-                            msg_type, *payload = await queue.get()
-                            if msg_type == "yield_event":
-                                yield payload[0]
-                            elif msg_type == "control_flow_error":
-                                raise payload[0]
-                            elif msg_type == "result":
-                                idx, agent_name, agent_res = payload
-                                send_value = agent_res
-                                cumulative_usage += agent_res.usage
-                                break
-                    finally:
-                        if not task.done():
-                            task.cancel()
 
                 elif isinstance(action, ConcurrentCallAction):
-                    queue = asyncio.Queue()
+                    res_container = []
-                    tasks = []
+                    async for event in self._dispatch_actions(
-                    for i, act in enumerate(action.actions):
+                        action.actions, context, session_id, res_container
-                        tasks.append(
+                    ):
-                            asyncio.create_task(
+                        yield event
-                                self._execute_call_action_to_queue(
+                    send_value = res_container
-                                    i, act, context, session_id, queue
+                    for _, res in res_container:
-                                )
+                        cumulative_usage += res.usage
-                            )
-                        )
-
-                    results_dict = {}
-                    try:
-                        while len(results_dict) < len(action.actions):
-                            msg_type, *payload = await queue.get()
-                            if msg_type == "yield_event":
-                                yield payload[0]
-                            elif msg_type == "control_flow_error":
-                                for t in tasks:
-                                    t.cancel()
-                                raise payload[0]
-                            elif msg_type == "result":
-                                idx, agent_name, agent_res = payload
-                                results_dict[idx] = (agent_name, agent_res)
-                                cumulative_usage += agent_res.usage
-                        send_value = [
-                            results_dict[i] for i in range(len(action.actions))
-                        ]
-                    finally:
-                        for task in tasks:
-                            if not task.done():
-                                task.cancel()
 
                 elif isinstance(action, FinishAction):
                     final_result = action.result
@@ -225,7 +230,7 @@ class TeamRunner:
         except Exception as e:
             raise e
 
-        logger.info(f"🏁 **团队 [{self.team.name}]** 协作圆满结束！")
+        logger.debug(f"🏁 **团队 [{self.team.name}]** 协作圆满结束！")
 
         if not isinstance(final_result, AgentRunResult):
             final_result = model_construct(

zhenxun/services/ai/flow/team/strategy.py

@@ -1,16 +1,20 @@
 from abc import ABC
 from collections.abc import AsyncGenerator, Callable, Mapping, Sequence
+import json
+import re
 from typing import TYPE_CHECKING, Any, cast
 
 from pydantic import BaseModel
 
+from zhenxun.services.ai.capabilities import AbstractCapability
 from zhenxun.services.ai.core.exceptions import AbortException
 from zhenxun.services.ai.core.messages import AgentMessage, LLMMessage
 from zhenxun.services.ai.core.stream_events import ToolStreamChunkEvent
 from zhenxun.services.ai.core.templates import PromptTemplate
 from zhenxun.services.ai.flow.agent.agent import Agent, ToolSource
 from zhenxun.services.ai.flow.agent.models import AgentConfig
-from zhenxun.services.ai.run import AgentTask, RunContext
+from zhenxun.services.ai.flow.core.base import BaseRunnable
+from zhenxun.services.ai.run import RunContext, RunIntent
 from zhenxun.services.ai.run.blackboard import BlackboardManager
 from zhenxun.services.ai.tools.bridges.delegate import DelegateTool
 from zhenxun.services.ai.tools.providers.builtin.blackboard import BlackboardToolkit
@@ -25,7 +29,7 @@ from .models import (
     TeamAction,
     Transition,
 )
-from .router import BaseRouter
+from .router import BaseRouter, ChainRouter, FunctionRouter, LLMRouter
 from .task_tools import TaskPlanningToolkit
 
 if TYPE_CHECKING:
@@ -50,10 +54,16 @@ class BaseTeamStrategy(ABC):
         template = self.custom_prompt or self.default_system_prompt
         return PromptTemplate(template).render(**kwargs)
 
+    def get_member_capabilities(
+        self, team: "Team", member: BaseRunnable
+    ) -> list[AbstractCapability]:
+        """获取派发给子成员时需要动态注入的能力组件"""
+        return []
+
     async def generate_plan(
         self,
         team: "Team",
-        prompt: str | AgentTask | None,
+        intent: RunIntent,
         context: RunContext,
         **kwargs,
     ) -> AsyncGenerator[TeamAction, Any]:
@@ -66,36 +76,39 @@ class BaseTeamStrategy(ABC):
         2. 使用 `yield FinishAction(...)` 结束团队协作。
 
         """
-        yield FinishAction(
+        yield FinishAction(result="该策略尚未实现 generate_plan() 方法。")
-            result="The Strategy has not implemented generate_plan() yet."
-        )
 
     def _build_leader_agent(
-        self, team: "Team", name: str, instruction: str, tools: list[ToolSource]
+        self,
+        team: "Team",
+        role_name: str,
+        extra_instruction: str = "",
+        extra_tools: list[ToolSource] | None = None,
     ) -> Agent:
         """
-        统一的团队 Leader / Planner 装配工厂。
+        统一的团队 Leader / Planner / Broadcaster 装配工厂。
-        自动处理无状态配置以及 HITL 状态继承。
+        自动合并默认指令、追加指令、基类工具和策略专属工具，
+        并处理无状态配置以及 HITL 状态继承。
         """
+        instruction = self.get_prompt()
+        if extra_instruction:
+            instruction += f"\n\n{extra_instruction}"
+
+        tools = getattr(self, "leader_tools", []).copy()
+        if extra_tools:
+            tools.extend(extra_tools)
+
         leader_config = AgentConfig(
             stateless=team.runtime_config.stateless if team.runtime_config else True,
             enable_hitl=getattr(team.runtime_config, "leader_enable_hitl", False),
         )
 
-        target_model = getattr(self, "leader_model", None) or getattr(
+        target_model = getattr(self, "leader_model", None) or team.default_model
-            team, "model", None
-        )
-        if not target_model:
-            for m in team.members:
-                if m_model := getattr(m, "model_name", None) or getattr(
-                    m, "model", None
-                ):
-                    target_model = m_model
-                    break
 
         return Agent(
-            name=name,
+            name=f"{team.name}_{role_name}",
             instruction=instruction,
+            persona=team.persona,
             model=target_model,
             tools=tools,
             config=leader_config,
@@ -107,7 +120,7 @@ class RouteStrategy(BaseTeamStrategy):
 
     def __init__(
         self,
-        state_flow: "Mapping[str, Sequence[str | Any]] | Callable | None" = None,
+        state_flow: Mapping[str, Sequence[str | Any]] | Callable | None = None,
         selector_func: Callable[..., str | None] | None = None,
         router: BaseRouter | None = None,
         leader_model: str | None = None,
@@ -148,17 +161,79 @@ class RouteStrategy(BaseTeamStrategy):
         else:
             self.state_flow = state_flow
 
+    def get_member_capabilities(
+        self, team: "Team", member: BaseRunnable
+    ) -> list[AbstractCapability]:
+        from .capabilities import TeamRoutingCapability
+
+        return [
+            TeamRoutingCapability(
+                team_name=team.name,
+                members=team.members,
+                state_flow=self.state_flow,
+                max_handoffs=self.max_handoffs,
+            )
+        ]
+
+    def _build_handoff_history(
+        self, handoff_reason: str, context_data: Any
+    ) -> list[AgentMessage]:
+        """将移交数据格式化为系统的引导历史消息"""
+        handoff_history_messages = []
+        upstream_info = []
+        if handoff_reason:
+            upstream_info.append(f"【移交说明】\n{handoff_reason}")
+        if context_data:
+            if isinstance(context_data, dict):
+                formatted_data = json.dumps(context_data, ensure_ascii=False, indent=2)
+                upstream_info.append(
+                    f"【结构化上下文载荷】\n```json\n{formatted_data}\n```"
+                )
+            else:
+                upstream_info.append(f"【核心上下文数据】\n{context_data}")
+
+        if combined_info := "\n\n".join(upstream_info):
+            handoff_msg = LLMMessage.system(
+                f"### 🔄 [来自上游节点的移交数据]\n{combined_info}"
+            )
+            handoff_history_messages.append(handoff_msg)
+        return handoff_history_messages
+
+    def _check_fast_route(
+        self, current_target: str, output_str: str
+    ) -> tuple[bool, str]:
+        """检查并执行快速硬路由，返回(是否触发路由, 新目标名称)"""
+        if (
+            not isinstance(self.state_flow, dict)
+            or current_target not in self.state_flow
+        ):
+            return False, current_target
+
+        for t in self.state_flow[current_target]:
+            if trigger_regex := getattr(t, "trigger_regex", None):
+                if re.search(trigger_regex, output_str):
+                    return True, getattr(t, "target", current_target)
+
+            if trigger_func := getattr(t, "trigger_func", None):
+                try:
+                    res = trigger_func(output_str)
+                    if res:
+                        if isinstance(res, str):
+                            return True, res
+                        return True, getattr(t, "target", current_target)
+                except Exception:
+                    pass
+        return False, current_target
+
     async def generate_plan(
         self,
         team: "Team",
-        prompt: str | AgentTask | None,
+        intent: RunIntent,
         context: RunContext,
         **kwargs,
     ) -> AsyncGenerator[TeamAction, Any]:
         router = self.router
         if not router:
-            from .router import ChainRouter, FunctionRouter, LLMRouter
-
             routers = []
             if self.selector_func:
                 routers.append(FunctionRouter(self.selector_func))
@@ -166,7 +241,7 @@ class RouteStrategy(BaseTeamStrategy):
                 LLMRouter(
                     team_name=team.name,
                     members=team.members,
-                    leader_model=self.leader_model,
+                    leader_model=self.leader_model or team.default_model,
                     leader_tools=self.leader_tools,
                     state_flow=self.state_flow,
                     runtime_config=getattr(team, "runtime_config", None),
@@ -182,7 +257,7 @@ class RouteStrategy(BaseTeamStrategy):
 
         logger.debug(f"🛣️ '{team.name}' 正在获取初始路由决策...")
 
-        decision = await router.route(context, [], prompt)
+        decision = await router.route(context, [], intent)
         if not decision:
             logger.warning(f"🚨 Team '{team.name}' 的所有路由策略未能命中目标。")
             raise AbortException(
@@ -210,33 +285,13 @@ class RouteStrategy(BaseTeamStrategy):
                     display="🚨 团队协作陷入死循环，已被系统强制中断。",
                 )
 
-            handoff_history_messages: list[AgentMessage] = []
+            handoff_history_messages = self._build_handoff_history(
-            upstream_info = []
+                handoff_reason, context_data
-            if handoff_reason:
+            )
-                upstream_info.append(f"【移交说明】\n{handoff_reason}")
-            if context_data:
-                if isinstance(context_data, dict):
-                    import json
-
-                    formatted_data = json.dumps(
-                        context_data, ensure_ascii=False, indent=2
-                    )
-                    upstream_info.append(
-                        f"【结构化上下文载荷】\n```json\n{formatted_data}\n```"
-                    )
-                else:
-                    upstream_info.append(f"【核心上下文数据】\n{context_data}")
-            combined_info = "\n\n".join(upstream_info)
-
-            if combined_info:
-                handoff_msg = LLMMessage.system(
-                    f"### 🔄 [来自上游节点的移交数据]\n{combined_info}"
-                )
-                handoff_history_messages.append(handoff_msg)
 
             run_result = yield CallAction(
                 agent=current_target,
-                task=prompt or "",
+                task=intent.original_input or "",
                 history=handoff_history_messages,
                 kwargs=kwargs,
             )
@@ -249,32 +304,11 @@ class RouteStrategy(BaseTeamStrategy):
 
             output_str = str(run_result.output)
 
-            fast_routed = False
+            fast_routed, new_target = self._check_fast_route(current_target, output_str)
-            if isinstance(self.state_flow, dict) and current_target in self.state_flow:
-                for t in self.state_flow[current_target]:
-                    trigger_regex = getattr(t, "trigger_regex", None)
-                    if trigger_regex:
-                        import re
-
-                        if re.search(trigger_regex, output_str):
-                            current_target = getattr(t, "target", current_target)
-                            handoff_reason = ""
-                            context_data = output_str
-                            fast_routed = True
-                            break
-                    trigger_func = getattr(t, "trigger_func", None)
-                    if trigger_func:
-                        try:
-                            if trigger_func(output_str):
-                                current_target = getattr(t, "target", current_target)
-                                handoff_reason = ""
-                                context_data = output_str
-                                fast_routed = True
-                                break
-                        except Exception:
-                            pass
-
             if fast_routed:
+                current_target = new_target
+                handoff_reason = ""
+                context_data = output_str
                 logger.debug(
                     f"🛣️ **路由决策**: 委派给专员 👨💼`{current_target}`"
                     "(系统拦截：正则/函数状态流发生转移)"
@@ -317,16 +351,13 @@ class CoordinateStrategy(BaseTeamStrategy):
     async def generate_plan(
         self,
         team: "Team",
-        prompt: str | AgentTask | None,
+        intent: RunIntent,
         context: RunContext,
         **kwargs,
     ) -> AsyncGenerator[TeamAction, Any]:
         delegation_tools = []
         for m in team.members:
-            persona = getattr(m, "persona", None)
+            desc = m.profile_summary
-            desc = getattr(m, "description", "") or "处理节点"
-            if persona and not isinstance(persona, dict):
-                desc = f"角色：{persona.role}，目标：{persona.goal}"
 
             delegation_tools.append(
                 DelegateTool(
@@ -337,14 +368,10 @@ class CoordinateStrategy(BaseTeamStrategy):
                 )
             )
 
-        leader_tools = self.leader_tools.copy()
-        leader_tools.extend(delegation_tools)
-
         leader_agent = self._build_leader_agent(
             team=team,
-            name=f"{team.name}_Leader",
+            role_name="Leader",
-            instruction=self.get_prompt(),
+            extra_tools=delegation_tools,
-            tools=leader_tools,
         )
 
         logger.debug(f"✨ **团队 [{team.name}] Leader** 正在汇总各方报告...")
@@ -358,7 +385,9 @@ class CoordinateStrategy(BaseTeamStrategy):
 
         logger.debug(f"👨💼 [CoordinateStrategy] '{team.name}' 正在启动协调推理循环...")
 
-        leader_res = yield CallAction(agent=leader_agent, task=prompt or "")
+        leader_res = yield CallAction(
+            agent=leader_agent, task=intent.original_input or ""
+        )
 
         yield FinishAction(result=leader_res)
 
@@ -391,13 +420,11 @@ class BroadcastStrategy(BaseTeamStrategy):
     async def generate_plan(
         self,
         team: "Team",
-        prompt: str | AgentTask | None,
+        intent: RunIntent,
         context: RunContext,
         **kwargs,
     ) -> AsyncGenerator[TeamAction, Any]:
-        task_desc_str = (
+        task_desc_str = intent.text
-            prompt.description if isinstance(prompt, AgentTask) else (prompt or "")
-        )
 
         await context.run.emit(
             ToolStreamChunkEvent(
@@ -406,7 +433,10 @@ class BroadcastStrategy(BaseTeamStrategy):
             )
         )
 
-        actions = [CallAction(agent=m.name, task=task_desc_str) for m in team.members]
+        actions = [
+            CallAction(agent=m.name, task=intent.original_input or "")
+            for m in team.members
+        ]
         results = yield ConcurrentCallAction(actions=actions)
 
         await context.run.emit(
@@ -430,9 +460,7 @@ class BroadcastStrategy(BaseTeamStrategy):
 
         leader_agent = self._build_leader_agent(
             team=team,
-            name=f"{team.name}_Leader",
+            role_name="Leader",
-            instruction=self.get_prompt(),
-            tools=self.leader_tools,
         )
 
         leader_res = yield CallAction(agent=leader_agent, task=synthesize_prompt)
@@ -497,33 +525,36 @@ class TaskStrategy(BaseTeamStrategy):
                 schema=schema, initial_state=initial_state
             )
             self.bb_toolkit = BlackboardToolkit(self.blackboard)
-            self.leader_tools.append(self.bb_toolkit)
+
+    def get_member_capabilities(
+        self, team: "Team", member: BaseRunnable
+    ) -> list[AbstractCapability]:
+        caps = super().get_member_capabilities(team, member)
+        if self.bb_toolkit:
+
+            class BlackboardInjectCapability(AbstractCapability):
+                def __init__(self, tk):
+                    self.toolkit = tk
+
+                async def get_tools(self, context: RunContext) -> list[Any]:
+                    return [self.toolkit]
+
+            caps.append(BlackboardInjectCapability(self.bb_toolkit))
+        return caps
 
     async def generate_plan(
         self,
         team: "Team",
-        prompt: str | AgentTask | None,
+        intent: RunIntent,
         context: RunContext,
         **kwargs,
     ) -> AsyncGenerator[TeamAction, Any]:
         if self.blackboard is not None:
             context.session.blackboard = self.blackboard
 
-        if self.bb_toolkit:
-            for m in team.members:
-                if not hasattr(m, "tool_definitions"):
-                    setattr(m, "tool_definitions", [])
-
-                m_tools = getattr(m, "tool_definitions")
-                if self.bb_toolkit not in m_tools:
-                    m_tools.append(self.bb_toolkit)
-
         member_infos = []
         for m in team.members:
-            desc = getattr(m, "description", "") or "处理节点"
+            desc = m.profile_summary
-            persona = getattr(m, "persona", None)
-            if persona and not isinstance(persona, dict):
-                desc = f"角色：{persona.role}，目标：{persona.goal}"
             member_infos.append(
                 f'<member id="{m.name}" name="{m.name}">\n'
                 f"  Description: {desc}\n"
@@ -532,18 +563,11 @@ class TaskStrategy(BaseTeamStrategy):
 
         members_xml = "<team_members>\n" + "\n".join(member_infos) + "\n</team_members>"
 
-        final_instruction = self.get_prompt() + "\n\n" + members_xml
-
-        task_toolkit = TaskPlanningToolkit(members=team.members)
-
-        leader_tools = self.leader_tools.copy()
-        leader_tools.append(task_toolkit)
-
         leader_agent = self._build_leader_agent(
             team=team,
-            name=f"{team.name}_Planner",
+            role_name="Planner",
-            instruction=final_instruction,
+            extra_instruction=members_xml,
-            tools=leader_tools,
+            extra_tools=[TaskPlanningToolkit(members=team.members)],
         )
 
         logger.debug(
@@ -555,7 +579,7 @@ class TaskStrategy(BaseTeamStrategy):
         board = cast(TaskBoardState, context.session.shared_state["__task_board__"])
 
         max_iterations = self.max_iterations
-        planner_prompt = prompt
+        planner_prompt = intent.original_input
 
         for iteration in range(max_iterations):
             if board.is_goal_complete:
@@ -567,12 +591,7 @@ class TaskStrategy(BaseTeamStrategy):
             if not available_tasks:
                 if iteration > 0:
                     board_str = board.render_board_to_string()
-                    goal_str = getattr(prompt, "description", None) or (
+                    goal_str = intent.text
-                        str(prompt) if prompt else ""
-                    )
-                    expected_out = getattr(prompt, "expected_output", None)
-                    if expected_out:
-                        goal_str += f"\n\n### 🎯 [预期产出要求]\n{expected_out}"
 
                     planner_prompt = f"""### 🎯 用户的终极目标 (Original Goal)
 {goal_str}
@@ -637,8 +656,6 @@ class TaskStrategy(BaseTeamStrategy):
                         )
 
                 if task.metadata:
-                    import json
-
                     meta_str = json.dumps(task.metadata, ensure_ascii=False)
                     task_prompt += f"\n\n### ⚙️ 附加系统元数据约束：\n{meta_str}"
 

zhenxun/services/ai/flow/team/task_tools.py

@@ -2,7 +2,7 @@ from typing import Annotated, Any
 
 from pydantic import Field
 
-from zhenxun.services.ai.flow.base import BaseRunnable
+from zhenxun.services.ai.flow.core.base import BaseRunnable
 from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.tools.core.decorators import tool
 from zhenxun.services.ai.tools.core.toolkit import BaseToolkit

zhenxun/services/ai/flow/team/team.py

@@ -1,6 +1,4 @@
-import asyncio
+from collections.abc import AsyncIterator, Callable, Mapping, Sequence
-from collections.abc import Callable, Mapping, Sequence
-import contextlib
 from pathlib import Path
 from typing import Any
 from typing_extensions import Self
@@ -12,24 +10,20 @@ from zhenxun.services.ai.capabilities import (
     CapabilitySource,
     DynamicCapability,
 )
-from zhenxun.services.ai.core.exceptions import ConcurrencyInterruptException
 from zhenxun.services.ai.core.messages import PromptInput
 from zhenxun.services.ai.core.models import CancellationToken
-from zhenxun.services.ai.core.stream_events import EventBus
+from zhenxun.services.ai.core.stream_events import AgentStreamEvent, EventBus
 from zhenxun.services.ai.flow.agent.agent import ToolSource
 from zhenxun.services.ai.flow.agent.models import Persona
-from zhenxun.services.ai.flow.base import BaseRunnable, ConcurrencyPolicy
+from zhenxun.services.ai.flow.core.base import BaseRunnable
-from zhenxun.services.ai.flow.concurrency import apply_concurrency_policy
 from zhenxun.services.ai.run import (
     AgentRunResult,
     AgentTask,
     RunContext,
-    StreamedRunResult,
+    RunIntent,
 )
-from zhenxun.services.ai.run.models import AgentRunError
 from zhenxun.services.ai.tools.providers.skills.capabilities import SkillCapability
 from zhenxun.services.ai.tools.providers.skills.models import Skill, SkillSource
-from zhenxun.services.ai.utils import ContextUtils
 from zhenxun.utils.utils import infer_plugin_namespace
 
 from .models import TeamRuntimeConfig, Transition
@@ -52,7 +46,7 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
         model: str | Callable[[], str] | None = None,
         strategy: BaseTeamStrategy | None = None,
         description: str | None = None,
-        persona: Persona | dict | None = None,
+        persona: Persona | None = None,
         runtime_config: TeamRuntimeConfig | dict | None = None,
         capabilities: list[CapabilitySource] | None = None,
         skills: Sequence[str | Path | Skill | SkillSource] | None = None,
@@ -74,15 +68,17 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
         self.members = members
         self.model = model
         self.strategy = strategy
-        self.description = (
-            description
-            or f"一个名为 {self.name} 的协作团队，包含 {len(self.members)} 个处理节点。"
-        )
         self.persona = persona
 
         self.namespace = infer_plugin_namespace() or "unknown"
 
-        self.capabilities: list[Any] = []
+        if description:
+            self.description = description
+        else:
+            self.description = f"一个名为 {self.name} 的协作团队，"
+            f"包含 {len(self.members)} 个处理节点。"
+
+        self.capabilities: list[AbstractCapability] = []
         if capabilities:
             for cap in capabilities:
                 if isinstance(cap, AbstractCapability):
@@ -107,6 +103,18 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
             getattr(strategy, "selector_func", None) if strategy else None
         )
 
+    @property
+    def default_model(self) -> str | None:
+        """获取当前团队默认调用的可用大模型。优先取自身配置，其次遍历成员寻找可用模型。"""
+        if getattr(self, "model", None):
+            return str(self.model() if callable(self.model) else self.model)
+
+        for m in self.members:
+            m_model = getattr(m, "model_name", None) or getattr(m, "model", None)
+            if m_model:
+                return str(m_model() if callable(m_model) else m_model)
+        return None
+
     def with_strategy(self, strategy: BaseTeamStrategy) -> Self:
         """
         挂载自定义的团队协作策略。
@@ -122,9 +130,7 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
 
     def with_routing(
         self,
-        state_flow: (
+        state_flow: (Mapping[str, Sequence[Transition | str]] | Callable | None) = None,
-            Mapping[str, Sequence[Transition | str | Any]] | Callable | None
-        ) = None,
         selector_func: Callable[..., str | None] | None = None,
         router: BaseRouter | None = None,
         leader_model: str | None = None,
@@ -287,20 +293,18 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
             prompt=prompt, context=context, capabilities=capabilities, **kwargs
         )
 
-    @contextlib.asynccontextmanager
+    async def _execute_stream(
-    async def run_stream(
         self,
-        prompt: PromptInput | AgentTask | None = None,
+        intent: RunIntent,
-        *,
+        context: RunContext,
-        context: "RunContext | None" = None,
+        cancel_token: CancellationToken,
-        capabilities: list[CapabilitySource] | None = None,
+        event_bus: EventBus,
-        skills: Sequence[str | Path | Skill | SkillSource] | None = None,
         **kwargs: Any,
-    ):
+    ) -> AsyncIterator[AgentStreamEvent]:
         self._ensure_strategy()
 
-        if context is None:
+        capabilities = kwargs.pop("capabilities", None)
-            context = RunContext()
+        skills = kwargs.pop("skills", None)
 
         if not hasattr(context, "capabilities"):
             context.capabilities = []
@@ -310,6 +314,10 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
 
         if skills:
             capabilities = list(capabilities) if capabilities else []
+            from zhenxun.services.ai.tools.providers.skills.capabilities import (
+                SkillCapability,
+            )
+
             capabilities.append(
                 SkillCapability(skills=skills, namespace=self.namespace)
             )
@@ -323,54 +331,8 @@ class Team(BaseRunnable[AgentRunResult[Any]]):
 
         from .runner import TeamRunner
 
-        event_bus = EventBus()
-        context.run.event_bus = event_bus
         assert self.strategy is not None
         runner = TeamRunner(self, self.strategy)
 
-        policy = getattr(self.runtime_config, "concurrency_policy", None)
+        async for event in runner.run_stream(intent, context, **kwargs):
-        if policy is None:
+            yield event
-            policy = (
-                ConcurrencyPolicy.ALLOW
-                if getattr(self.runtime_config, "stateless", True)
-                else ConcurrencyPolicy.QUEUE
-            )
-
-        intervention_policy = getattr(self.runtime_config, "intervention_policy", None)
-
-        lock_id = ContextUtils.extract_concurrency_lock_id(
-            context,
-            getattr(self.runtime_config, "concurrency_scope", None),
-            context.session_id or "default_session",
-        )
-
-        async def _execution_task():
-            cancel_token = context.run.cancellation_token or CancellationToken()
-            context.run.cancellation_token = cancel_token
-
-            try:
-                async with apply_concurrency_policy(
-                    session_id=context.session_id or "default_session",
-                    lock_id=lock_id,
-                    policy=policy,
-                    cancel_token=cancel_token,
-                    intervention_policy=intervention_policy,
-                    message=prompt,
-                ):
-                    async for event in runner.run_stream(prompt, context, **kwargs):
-                        await event_bus.emit(event)
-            except BaseException as e:
-                if isinstance(e, asyncio.CancelledError):
-                    e = ConcurrencyInterruptException("团队执行已被新请求打断并接管")
-                await event_bus.emit(AgentRunError(error=e))
-            finally:
-                await event_bus.end()
-
-        task = asyncio.create_task(_execution_task())
-        result_obj = StreamedRunResult[Any](event_bus)
-
-        try:
-            yield result_obj
-        finally:
-            if not task.done():
-                task.cancel()

zhenxun/services/ai/flow/workflow/base.py

@@ -1,13 +1,14 @@
 from abc import ABC, abstractmethod
 import asyncio
 from collections.abc import AsyncIterator
-from typing import Any
+from typing import cast
 
 from zhenxun.services.ai.core.exceptions import (
     AbortException,
     ControlFlowExit,
     ToolFatalError,
 )
+from zhenxun.services.ai.core.stream_events import AgentStreamEvent
 from zhenxun.services.ai.run import RunContext
 from zhenxun.services.ai.utils.logger import log_flow as logger
 
@@ -23,6 +24,21 @@ from .types import (
 )
 
 
+class StreamCapturer:
+    """内部辅助类：透传工作流节点的内部流事件，并捕获最终的 StepOutput 产出值"""
+
+    def __init__(self, stream: AsyncIterator[AgentStreamEvent | StepOutput]):
+        self._stream = stream
+        self.output: StepOutput | None = None
+
+    async def __aiter__(self) -> AsyncIterator[AgentStreamEvent]:
+        async for event in self._stream:
+            if isinstance(event, StepOutput):
+                self.output = event
+            else:
+                yield event
+
+
 class BaseNode(ABC):
     """工作流节点统一抽象基类"""
 
@@ -50,7 +66,7 @@ class BaseNode(ABC):
 
     async def _handle_execution_failure(
         self, e: BaseException, step_input: StepInput, context: RunContext, attempt: int
-    ) -> tuple[str, StepOutput | None, StepInput | None, Any]:
+    ) -> tuple[str, StepOutput | None, StepInput | None, "BaseNode | None"]:
         """
         解析执行异常并应用容错策略
         """
@@ -128,19 +144,10 @@ class BaseNode(ABC):
     @abstractmethod
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         """子类必须实现的核心流式执行逻辑"""
-        yield None
+        if False:
-
+            yield cast(StepOutput, None)
-    async def _forward_stream(
-        self, stream: AsyncIterator[Any], output_box: list[StepOutput]
-    ) -> AsyncIterator[Any]:
-        """辅助方法：转发内部流事件，并将最终的 StepOutput 拦截放入 output_box 列表中"""
-        async for event in stream:
-            if isinstance(event, StepOutput):
-                output_box.append(event)
-            else:
-                yield event
 
     async def aexecute(self, step_input: StepInput, context: RunContext) -> StepOutput:
         """非流式执行（聚合流并返回最终结果），子类无需重写"""
@@ -160,7 +167,7 @@ class BaseNode(ABC):
 
     async def aexecute_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         """标准化模板方法：处理缓存快进、授权挂起、异常熔断与生命周期事件分发"""
         logger.debug(f"  ⚙️ [节点] `{self.name}` 开始执行...")
 
@@ -222,4 +229,5 @@ class BaseNode(ABC):
                             yield evt
                 break
 
+        assert output is not None
         yield output

zhenxun/services/ai/flow/workflow/engine.py

@@ -1,7 +1,5 @@
-import asyncio
 from collections.abc import AsyncIterator
-import contextlib
+from typing import TYPE_CHECKING, Any, cast
-from typing import TYPE_CHECKING, Any
 import uuid
 
 from nonebot.params import Depends
@@ -12,15 +10,16 @@ if TYPE_CHECKING:
 
 from zhenxun.services.ai.core.exceptions import ControlFlowExit, ToolRetryError
 from zhenxun.services.ai.core.messages import PromptInput, UsageInfo
-from zhenxun.services.ai.core.stream_events import EventBus
+from zhenxun.services.ai.core.models import CancellationToken
-from zhenxun.services.ai.flow.base import BaseRunnable, BaseRuntimeConfig
+from zhenxun.services.ai.core.stream_events import AgentStreamEvent, EventBus
+from zhenxun.services.ai.flow.core.base import BaseRunnable
+from zhenxun.services.ai.flow.core.models import BaseRuntimeConfig
 from zhenxun.services.ai.run.blackboard import BlackboardManager
 from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.run.models import (
     AgentRunEnd,
-    AgentRunError,
     AgentRunResult,
-    StreamedRunResult,
+    RunIntent,
 )
 from zhenxun.services.ai.tools.core.tool import FunctionTool
 from zhenxun.services.ai.utils.logger import log_flow as logger
@@ -176,96 +175,37 @@ class Workflow(BaseRunnable[WorkflowRunResult]):
         返回:
             WorkflowRunResult: 包含执行状态、断点快照、各节点产出的全量工作流结果对象。
         """
-        session_id = (
+        async with self.run_stream(
-            context.session_id if context and context.session_id else f"wf_{self.id}"
+            prompt=prompt, context=context, **kwargs
-        )
+        ) as stream_result:
-        safe_context = context or RunContext(session_id=session_id)
+            res = await stream_result.get_run_result()
+            return cast(WorkflowRunResult, res.structured_data)
 
-        if self.blackboard_schema and not safe_context.session.blackboard:
+    async def _execute_stream(
-            safe_context.session.blackboard = BlackboardManager(
+        self,
+        intent: RunIntent,
+        context: RunContext,
+        cancel_token: CancellationToken,
+        event_bus: EventBus,
+        **kwargs: Any,
+    ) -> AsyncIterator[AgentStreamEvent]:
+        """统一核心流，不再自己维护 Task 和 EventBus"""
+
+        if self.blackboard_schema and not context.session.blackboard:
+            context.session.blackboard = BlackboardManager(
                 schema=self.blackboard_schema,
                 initial_state=self.initial_blackboard_state,
             )
 
         logger.debug(f"🏭 **工作流 [{self.name}] 启动**")
 
-        initial_input = StepInput(input=prompt)
+        initial_input = StepInput(input=intent.original_input, intent=intent)
-        if kwargs:
-            initial_input.additional_data.update(kwargs)
-
-        try:
-            final_output = await self.root_steps.aexecute(initial_input, safe_context)
-
-            logger.debug(f"🏭 **工作流 [{self.name}] 运行结束**")
-
-            return self._build_result(initial_input, safe_context, final_output)
-
-        except BaseException as e:
-            if isinstance(e, ControlFlowExit):
-                logger.debug(f"⏭️ 工作流执行被业务控制流安全中止: {e}")
-                dummy_output = StepOutput(content=str(e), success=False)
-                return self._build_result(initial_input, safe_context, dummy_output)
-
-            raise e
-
-    @contextlib.asynccontextmanager
-    async def run_stream(
-        self,
-        prompt: PromptInput | None = None,
-        *,
-        context: RunContext | None = None,
-        **kwargs: Any,
-    ) -> AsyncIterator["StreamedRunResult[Any]"]:
-        """对齐 BaseRunnable 接口的流式上下文管理器"""
-        event_bus = EventBus()
-        if context:
-            context.run.event_bus = event_bus
-
-        async def _execution_task():
-            try:
-                async for event in self._internal_stream(prompt, context, **kwargs):
-                    await event_bus.emit(event)
-            except BaseException as e:
-                await event_bus.emit(AgentRunError(error=e))
-            finally:
-                await event_bus.end()
-
-        task = asyncio.create_task(_execution_task())
-        try:
-            yield StreamedRunResult[Any](event_bus)
-        finally:
-            if not task.done():
-                task.cancel()
-
-    async def _internal_stream(
-        self,
-        prompt: PromptInput | None = None,
-        context: RunContext | None = None,
-        **kwargs: Any,
-    ) -> AsyncIterator[Any]:
-        """流式执行工作流节点树的内部实现"""
-        session_id = (
-            context.session_id if context and context.session_id else f"wf_{self.id}"
-        )
-        safe_context = context or RunContext(session_id=session_id)
-
-        if self.blackboard_schema and not safe_context.session.blackboard:
-            safe_context.session.blackboard = BlackboardManager(
-                schema=self.blackboard_schema,
-                initial_state=self.initial_blackboard_state,
-            )
-
-        logger.debug(f"🏭 **工作流 [{self.name}] 启动**")
-
-        initial_input = StepInput(input=prompt)
         if kwargs:
             initial_input.additional_data.update(kwargs)
 
         try:
             final_output = None
-            async for event in self.root_steps.aexecute_stream(
+            async for event in self.root_steps.aexecute_stream(initial_input, context):
-                initial_input, safe_context
-            ):
                 if isinstance(event, StepOutput):
                     final_output = event
                 else:
@@ -274,17 +214,26 @@ class Workflow(BaseRunnable[WorkflowRunResult]):
             if final_output:
                 logger.debug(f"🏭 **工作流 [{self.name}] 运行结束**")
 
-                wf_result = self._build_result(
+                wf_result = self._build_result(initial_input, context, final_output)
-                    initial_input, safe_context, final_output
-                )
                 agent_res = AgentRunResult(
                     output=wf_result.last_step_content,
                     structured_data=wf_result,
                     usage=UsageInfo(),
                 )
                 yield AgentRunEnd(result=agent_res)
-        except Exception:
+        except BaseException as e:
-            pass
+            if isinstance(e, ControlFlowExit):
+                logger.debug(f"⏭️ 工作流执行被业务控制流安全中止: {e}")
+                dummy_output = StepOutput(content=str(e), success=False)
+                wf_result = self._build_result(initial_input, context, dummy_output)
+                agent_res = AgentRunResult(
+                    output=wf_result.last_step_content,
+                    structured_data=wf_result,
+                    usage=UsageInfo(),
+                )
+                yield AgentRunEnd(result=agent_res)
+            else:
+                raise e
 
     def as_tool(self, tool_name: str | None = None) -> FunctionTool:
         """将工作流封装并导出为可供 Agent 直接调用的 FunctionTool 实例"""

zhenxun/services/ai/flow/workflow/nodes.py

@@ -1,16 +1,18 @@
+from abc import ABC, abstractmethod
 import asyncio
-from collections.abc import AsyncIterator, Callable, Sequence
+from collections.abc import AsyncIterator, Awaitable, Callable, Sequence
 import copy
-from typing import Any, cast
+from typing import cast
 
 from zhenxun.services.ai.core.messages import PromptInput
-from zhenxun.services.ai.flow.base import BaseRunnable
+from zhenxun.services.ai.core.stream_events import AgentStreamEvent
-from zhenxun.services.ai.run import AgentTask, RunContext
+from zhenxun.services.ai.flow.core.base import BaseRunnable
+from zhenxun.services.ai.run import RunContext
 from zhenxun.services.ai.run.di import DependencyInjector
-from zhenxun.services.ai.run.models import AgentRunEnd
+from zhenxun.services.ai.run.models import AgentRunEnd, RunIntent
 from zhenxun.services.ai.utils.logger import log_flow as logger
 
-from .base import BaseNode
+from .base import BaseNode, StreamCapturer
 from .policies import BaseFailurePolicy
 from .types import (
     StepInput,
@@ -24,7 +26,7 @@ NodeSource = BaseNode | BaseRunnable | Callable
 
 class Step(BaseNode):
     """
-    工作流中的最小执行单元门面 (Facade)。
+    工作流中的最小执行单元门面
     对外部隐藏了 AgentNode 和 FunctionNode 的具体实现。
     当实例化 Step 时，底层会自动根据 executor 的类型返回专属的节点对象。
     """
@@ -35,7 +37,7 @@ class Step(BaseNode):
             if executor is None and len(args) > 1:
                 executor = args[1]
 
-            from zhenxun.services.ai.flow.base import BaseRunnable
+            from zhenxun.services.ai.flow.core.base import BaseRunnable
 
             if isinstance(executor, BaseRunnable):
                 return object.__new__(RunnableNode)
@@ -75,7 +77,7 @@ class Step(BaseNode):
 
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         if False:
             yield None
         raise NotImplementedError("这是一个外观门面，实际的执行发生在子类中。")
@@ -86,32 +88,28 @@ class RunnableNode(Step):
 
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         executor = cast(BaseRunnable, self.executor)
 
-        if isinstance(step_input.previous_step_content, AgentTask):
+        base_prompt = self.prompt if self.prompt is not None else step_input.input
-            prompt_data = step_input.previous_step_content
+        node_intent = RunIntent.from_input(base_prompt)
-            prev_content_to_append = None
-        else:
-            prompt_data = self.prompt if self.prompt is not None else step_input.input
-            prev_content_to_append = step_input.previous_step_content
 
-        if isinstance(prompt_data, AgentTask):
+        prev_content = step_input.previous_step_content
-            prompt_data = copy.copy(prompt_data)
+        prompt_data = base_prompt
-            if prev_content_to_append:
+
-                prev_content = str(prev_content_to_append)
+        if prev_content:
-                prompt_data.description = (
+            if node_intent.task_obj:
+                task_clone = copy.copy(node_intent.task_obj)
+                task_clone.description = (
                     f"### 🔙 [上游节点执行输出]\n{prev_content}\n\n"
-                    f"### 🎯 [当前需执行的任务]\n{prompt_data.description}"
+                    f"### 🎯 [当前需执行的任务]\n{task_clone.description}"
                 )
-            context.run.user_input = prompt_data.description
+                prompt_data = task_clone
-        else:
+            else:
-            if prev_content_to_append:
                 prompt_data = (
-                    f"[上游节点执行输出]:\n{prev_content_to_append}\n\n"
+                    f"[上游节点执行输出]:\n{prev_content}\n\n"
-                    f"[当前需执行的任务]:\n{prompt_data or ''}"
+                    f"[当前需执行的任务]:\n{node_intent.text}"
                 )
-            context.run.user_input = str(prompt_data) if prompt_data else ""
 
         final_result = None
         sandbox_context = context.clone_for_member(self.name)
@@ -136,7 +134,7 @@ class FunctionNode(Step):
 
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         context.run.user_input = str(step_input.input) if step_input.input else ""
 
         executor = cast(Callable, self.executor)
@@ -170,21 +168,20 @@ class Steps(BaseNode):
 
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         current_input = StepInput(
             input=step_input.input,
+            intent=step_input.intent,
             previous_step_content=step_input.previous_step_content,
             additional_data=step_input.additional_data.copy(),
         )
 
         all_outputs: list[StepOutput] = []
         for step_obj in self.steps:
-            out_box: list[StepOutput] = []
+            capturer = StreamCapturer(step_obj.aexecute_stream(current_input, context))
-            async for event in self._forward_stream(
+            async for event in capturer:
-                step_obj.aexecute_stream(current_input, context), out_box
-            ):
                 yield event
-            step_out = out_box[0] if out_box else None
+            step_out = capturer.output
 
             if step_out:
                 all_outputs.append(step_out)
@@ -199,12 +196,47 @@ class Steps(BaseNode):
         )
 
 
-class Condition(BaseNode):
+class BranchingNode(BaseNode, ABC):
+    """
+    处理基于条件或路由的单分支复合节点基类
+    """
+
+    @abstractmethod
+    async def select_branch(
+        self, step_input: StepInput, context: RunContext
+    ) -> tuple[list[BaseNode], str, str]:
+        """
+        子类实现此方法进行路由决策。
+        返回: (目标节点列表, 分支标识名, 未命中有效分支时的兜底提示信息)
+        """
+        pass
+
+    async def run_stream(
+        self, step_input: StepInput, context: RunContext
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
+        context.run.user_input = str(step_input.input) if step_input.input else ""
+        target_steps, branch_name, fallback_msg = await self.select_branch(
+            step_input, context
+        )
+
+        if not target_steps:
+            yield StepOutput(content=fallback_msg, success=True)
+            return
+
+        steps_container = Steps(steps=target_steps, name=f"{self.name}_{branch_name}")
+        capturer = StreamCapturer(steps_container.aexecute_stream(step_input, context))
+        async for event in capturer:
+            yield event
+        if capturer.output:
+            yield capturer.output
+
+
+class Condition(BranchingNode):
     """根据条件函数的返回结果，决定走向 steps 还是 else_steps"""
 
     def __init__(
         self,
-        evaluator: Any,
+        evaluator: bool | Callable[..., bool | Awaitable[bool]],
         steps: Sequence[NodeSource],
         else_steps: Sequence[NodeSource] | None = None,
         name: str = "ConditionGroup",
@@ -227,9 +259,9 @@ class Condition(BaseNode):
     def node_type(self) -> StepType:
         return StepType.CONDITION
 
-    async def run_stream(
+    async def select_branch(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> tuple[list[BaseNode], str, str]:
         if callable(self.evaluator):
             condition_result = await DependencyInjector.invoke(
                 self.evaluator, {"step_input": step_input}, context
@@ -238,32 +270,22 @@ class Condition(BaseNode):
             condition_result = bool(self.evaluator)
 
         target_steps = self.steps if condition_result else self.else_steps
-        branch_name = "if" if condition_result else "else"
+        branch_name = "if_branch" if condition_result else "else_branch"
+        fallback_msg = f"条件求值为 {condition_result}，无对应步骤需执行。"
 
-        if not target_steps:
+        return target_steps, branch_name, fallback_msg
-            yield StepOutput(
-                content=f"条件求值为 {condition_result}，无对应步骤需执行。",
-                success=True,
-            )
-            return
-
-        steps_container = Steps(
-            steps=target_steps, name=f"{self.name}_{branch_name}_branch"
-        )
-        out_box: list[StepOutput] = []
-        async for event in self._forward_stream(
-            steps_container.aexecute_stream(step_input, context), out_box
-        ):
-            yield event
-        if out_box:
-            yield out_box[0]
 
 
-class Router(BaseNode):
+class Router(BranchingNode):
     """根据选择器函数的返回值(名称)，从候选项中挑选步骤执行"""
 
     def __init__(
-        self, choices: Sequence[NodeSource], selector: Any, name: str = "RouterGroup"
+        self,
+        choices: Sequence[NodeSource],
+        selector: str
+        | list[str]
+        | Callable[..., str | list[str] | Awaitable[str | list[str]]],
+        name: str = "RouterGroup",
     ):
         """
         初始化选择路由器节点。
@@ -285,9 +307,9 @@ class Router(BaseNode):
     def node_type(self) -> StepType:
         return StepType.ROUTER
 
-    async def run_stream(
+    async def select_branch(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> tuple[list[BaseNode], str, str]:
         if callable(self.selector):
             selected = await DependencyInjector.invoke(
                 self.selector, {"step_input": step_input}, context
@@ -308,18 +330,7 @@ class Router(BaseNode):
             else:
                 target_steps.append(NodeFactory.build(s))
 
-        if not target_steps:
+        return target_steps, "routed_steps", "没有命中任何有效路由分支。"
-            yield StepOutput(content="没有命中任何有效路由分支。", success=True)
-            return
-
-        steps_container = Steps(steps=target_steps, name=f"{self.name}_routed_steps")
-        out_box: list[StepOutput] = []
-        async for event in self._forward_stream(
-            steps_container.aexecute_stream(step_input, context), out_box
-        ):
-            yield event
-        if out_box:
-            yield out_box[0]
 
 
 class Loop(BaseNode):
@@ -329,7 +340,7 @@ class Loop(BaseNode):
         self,
         steps: Sequence[NodeSource],
         max_iterations: int = 3,
-        end_condition: Any = None,
+        end_condition: bool | Callable[..., bool | Awaitable[bool]] | None = None,
         name: str = "LoopGroup",
     ):
         """
@@ -353,7 +364,7 @@ class Loop(BaseNode):
 
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         logger.debug(
             f"  🔁 开始循环: [Loop] `{self.name}` (最大 {self.max_iterations} 次)"
         )
@@ -362,6 +373,7 @@ class Loop(BaseNode):
         all_results: list[StepOutput] = []
         current_input = StepInput(
             input=step_input.input,
+            intent=step_input.intent,
             previous_step_content=step_input.previous_step_content,
             additional_data=step_input.additional_data.copy(),
         )
@@ -372,12 +384,12 @@ class Loop(BaseNode):
             steps_container = Steps(
                 steps=self.steps, name=f"{self.name}_iter_{iteration + 1}"
             )
-            out_box: list[StepOutput] = []
+            capturer = StreamCapturer(
-            async for event in self._forward_stream(
+                steps_container.aexecute_stream(current_input, context)
-                steps_container.aexecute_stream(current_input, context), out_box
+            )
-            ):
+            async for event in capturer:
                 yield event
-            iter_output = out_box[0] if out_box else None
+            iter_output = capturer.output
 
             should_stop = False
             if iter_output:
@@ -434,13 +446,13 @@ class Parallel(BaseNode):
 
     async def run_stream(
         self, step_input: StepInput, context: RunContext
-    ) -> AsyncIterator[Any]:
+    ) -> AsyncIterator[AgentStreamEvent | StepOutput]:
         logger.debug(f"  🔀 [并发] `{self.name}` 开启了 {len(self.steps)} 个并发任务")
 
         queue = asyncio.Queue()
         bg_tasks = []
 
-        async def worker(idx: int, s_obj: Any, c_ctx: RunContext):
+        async def worker(idx: int, s_obj: BaseNode, c_ctx: RunContext):
             try:
                 async for evt in s_obj.aexecute_stream(step_input, c_ctx):
                     await queue.put(("event", evt))
@@ -524,7 +536,7 @@ class NodeFactory:
         cls,
         executor: NodeSource,
         name: str | None = None,
-        failure_policy: Any = None,
+        failure_policy: BaseFailurePolicy | None = None,
     ) -> BaseNode:
         """底层物理实例化分发"""
         kwargs = {

zhenxun/services/ai/flow/workflow/policies.py

@@ -1,10 +1,14 @@
 import copy
 from enum import Enum
-from typing import Any
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+    from .base import BaseNode
 
 from pydantic import BaseModel, Field
 
 from zhenxun.services.ai.llm.api import generate_structured
+from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.utils.logger import log_flow as logger
 
 from .types import StepInput
@@ -26,7 +30,7 @@ class PolicyResult(BaseModel):
     """执行延迟或重试前需要等待的缓冲秒数"""
     new_input: StepInput | None = None
     """用于动态纠错自愈时替换传入的新参数结构"""
-    fallback_node: Any | None = None
+    fallback_node: "BaseNode | None" = None
     """策略裁定降级时所指定的备用工作流节点"""
     healer_agent_name: str | None = None
     """执行了高级自愈的大模型或修复者名称"""
@@ -36,7 +40,11 @@ class BaseFailurePolicy:
     """错误处理策略抽象基类"""
 
     async def handle_failure(
-        self, node: Any, exception: BaseException, step_input: StepInput, context: Any
+        self,
+        node: "BaseNode",
+        exception: BaseException,
+        step_input: StepInput,
+        context: RunContext,
     ) -> PolicyResult:
         """
         处理节点执行失败的策略入口方法。
@@ -57,7 +65,11 @@ class AbortPolicy(BaseFailurePolicy):
     """直接中断策略"""
 
     async def handle_failure(
-        self, node: Any, exception: BaseException, step_input: StepInput, context: Any
+        self,
+        node: "BaseNode",
+        exception: BaseException,
+        step_input: StepInput,
+        context: RunContext,
     ) -> PolicyResult:
         return PolicyResult(action=PolicyAction.ABORT)
 
@@ -66,7 +78,11 @@ class SkipPolicy(BaseFailurePolicy):
     """跳过并继续策略"""
 
     async def handle_failure(
-        self, node: Any, exception: BaseException, step_input: StepInput, context: Any
+        self,
+        node: "BaseNode",
+        exception: BaseException,
+        step_input: StepInput,
+        context: RunContext,
     ) -> PolicyResult:
         return PolicyResult(action=PolicyAction.CONTINUE)
 
@@ -86,7 +102,11 @@ class RetryPolicy(BaseFailurePolicy):
         self.delay = delay
 
     async def handle_failure(
-        self, node: Any, exception: BaseException, step_input: StepInput, context: Any
+        self,
+        node: "BaseNode",
+        exception: BaseException,
+        step_input: StepInput,
+        context: RunContext,
     ) -> PolicyResult:
         counts = context.state.setdefault("__retry_counts__", {})
         key = f"{node.name}_{id(self)}"
@@ -100,7 +120,7 @@ class RetryPolicy(BaseFailurePolicy):
 class FallbackPolicy(BaseFailurePolicy):
     """降级路由策略"""
 
-    def __init__(self, fallback_node: Any):
+    def __init__(self, fallback_node: "BaseNode"):
         """
         初始化降级路由策略。
 
@@ -110,7 +130,11 @@ class FallbackPolicy(BaseFailurePolicy):
         self.fallback_node = fallback_node
 
     async def handle_failure(
-        self, node: Any, exception: BaseException, step_input: StepInput, context: Any
+        self,
+        node: "BaseNode",
+        exception: BaseException,
+        step_input: StepInput,
+        context: RunContext,
     ) -> PolicyResult:
         return PolicyResult(
             action=PolicyAction.FALLBACK, fallback_node=self.fallback_node
@@ -132,7 +156,11 @@ class SelfHealingPolicy(BaseFailurePolicy):
         self.max_retries = max_retries
 
     async def handle_failure(
-        self, node: Any, exception: BaseException, step_input: StepInput, context: Any
+        self,
+        node: "BaseNode",
+        exception: BaseException,
+        step_input: StepInput,
+        context: RunContext,
     ) -> PolicyResult:
         counts = context.state.setdefault("__heal_counts__", {})
         key = f"{node.name}_{id(self)}"

zhenxun/services/ai/flow/workflow/types.py

@@ -3,6 +3,8 @@ from typing import Any
 
 from pydantic import BaseModel, Field
 
+from zhenxun.services.ai.run.models import RunIntent
+
 
 class StepType(str, Enum):
     FUNCTION = "Function"
@@ -20,6 +22,9 @@ class StepInput(BaseModel):
     input: Any = Field(default=None)
     """继承自 Workflow 的初始输入"""
 
+    intent: RunIntent | None = Field(default=None)
+    """归一化后的意图载体，避免下游节点猜测解析 input 的原始类型"""
+
     previous_step_content: Any = Field(default=None)
     """上一个执行步骤产生的直接输出内容"""
 

zhenxun/services/ai/llm/api.py

@@ -2,11 +2,13 @@
 LLM 服务的高级 API 接口 - 便捷函数入口 (无状态)
 """
 
+import json
 from pathlib import Path
 from typing import Any, Literal, TypeVar, overload
 
 from pydantic import BaseModel
 
+from zhenxun.services.ai.config import get_llm_config
 from zhenxun.services.ai.core.exceptions import (
     ControlFlowExit,
     LLMException,
@@ -27,14 +29,18 @@ from zhenxun.services.ai.core.messages import (
     RerankRequest,
     RerankResult,
     SpeechRequest,
+    UsageInfo,
 )
 from zhenxun.services.ai.core.models import ModelName
 from zhenxun.services.ai.core.options import (
     GenerationConfig,
     LLMEmbeddingConfig,
+    OutputFormatConfig,
+    ResponseFormat,
+    StructuredOutputStrategy,
     TTSConfig,
 )
-from zhenxun.services.ai.guardrails import GuardrailSource
+from zhenxun.services.ai.guardrails import GuardrailSource, parse_guardrails
 from zhenxun.services.ai.utils.logger import log_llm as logger
 
 from .builder import IntentBuilder
@@ -109,7 +115,7 @@ async def embed(
 
 @overload
 async def embed(
-    input_batch: list[Any],
+    input_batch: list[PromptInput],
     *,
     model: ModelName = None,
     task: Literal[
@@ -122,7 +128,7 @@ async def embed(
 
 
 async def embed(
-    input_batch: PromptInput | list[Any],
+    input_batch: PromptInput | list[PromptInput],
     *,
     model: ModelName = None,
     task: Literal[
@@ -158,8 +164,6 @@ async def embed(
     )
 
     if not batch.payloads:
-        from zhenxun.services.ai.core.messages import UsageInfo
-
         return EmbeddingResponse(
             embeddings=[], usage=UsageInfo(), model_name=str(model)
         )
@@ -256,21 +260,13 @@ async def generate_structured(
         T: 解析验证通过后的 Pydantic 模型实例。
     """  # noqa: E501
     try:
-        from zhenxun.services.ai.config import get_llm_config
         from zhenxun.services.ai.core.engine.structured_parser import (
             BaseOutputProcessor,
         )
-        from zhenxun.services.ai.core.options import (
-            OutputFormatConfig,
-            ResponseFormat,
-            StructuredOutputStrategy,
-        )
 
         if max_retries is None:
             max_retries = get_llm_config().client_settings.structured_retries
 
-        from zhenxun.services.ai.guardrails import parse_guardrails
-
         parsed_guardrails = parse_guardrails(guardrails)
 
         output_processor = BaseOutputProcessor(
@@ -291,8 +287,6 @@ async def generate_structured(
         if instruction:
             prompt_parts.append(instruction)
 
-        import json
-
         schema_str = json.dumps(json_schema, ensure_ascii=False, indent=2)
         prompt_parts.append(
             "### ⚠️ [结构化输出要求]\n"
@@ -393,7 +387,9 @@ async def generate(
             llm_context = LLMContext(request=request)
             combined_cap = CombinedCapability(sys_caps)
 
-            async def inner_handler(ctx: LLMContext[Any, Any]) -> ChatResponse:
+            async def inner_handler(
+                ctx: LLMContext[ChatRequest, ChatResponse],
+            ) -> ChatResponse:
                 return await LLMOrchestrator.invoke(
                     ctx.request,
                     model_name=model,
@@ -420,7 +416,7 @@ async def generate(
 
 @overload
 async def create_image(
-    prompt: str | Any,
+    prompt: PromptInput,
     *,
     images: None = None,
     model: ModelName = None,
@@ -432,7 +428,7 @@ async def create_image(
 
 @overload
 async def create_image(
-    prompt: str | Any,
+    prompt: PromptInput,
     *,
     images: list[Path | bytes | str] | Path | bytes | str,
     model: ModelName = None,
@@ -443,7 +439,7 @@ async def create_image(
 
 
 async def create_image(
-    prompt: str | Any,
+    prompt: PromptInput,
     *,
     images: list[Path | bytes | str] | Path | bytes | str | None = None,
     model: ModelName = None,

zhenxun/services/ai/llm/builder.py

@@ -2,13 +2,18 @@
 LLM 生成配置相关类和函数
 """
 
-from typing import Any, Literal
+import inspect
+from typing import Any, Literal, cast
 from typing_extensions import Self
 
+from pydantic import BaseModel
+
+from zhenxun.services.ai.config import get_gemini_safety_threshold
 from zhenxun.services.ai.core.exceptions import ConfigurationException
 from zhenxun.services.ai.core.options import (
     GenerationConfig,
     ResponseFormat,
+    StructuredOutputStrategy,
 )
 from zhenxun.services.ai.utils.logger import log_llm as logger
 from zhenxun.utils.pydantic_compat import model_json_schema, model_validate
@@ -94,20 +99,12 @@ class IntentBuilder:
         强制要求结构化输出意图。
         支持自动处理 Pydantic 模型并转换为厂商所需的 JSON Schema。
         """
-        import inspect
-
-        from pydantic import BaseModel
-
-        from zhenxun.services.ai.core.options import StructuredOutputStrategy
-
         self._config.output.response_format = ResponseFormat.JSON
         self._config.output.response_mime_type = "application/json"
         if schema:
             if inspect.isclass(schema) and issubclass(schema, BaseModel):
                 self._config.output.response_schema = model_json_schema(schema)
             else:
-                from typing import cast
-
                 self._config.output.response_schema = cast(dict[str, Any], schema)
         if strict:
             self._config.output.structured_output_strategy = (
@@ -137,8 +134,6 @@ class IntentBuilder:
         安全合规意图。
         level 取值: 'strict' (最严格), 'moderate' (中等), 'none' (完全无限制)。
         """
-        from zhenxun.services.ai.config import get_gemini_safety_threshold
-
         if level == "strict":
             self.gemini.set_safety_threshold("BLOCK_LOW_AND_ABOVE")
         elif level == "none":

zhenxun/services/ai/llm/manager.py

@@ -17,6 +17,7 @@ from zhenxun.services.ai.utils.logger import log_llm as logger
 from zhenxun.utils.manager.priority_manager import PriorityLifecycle
 from zhenxun.utils.pydantic_compat import model_dump
 
+from .system.cache import clear_model_cache, get_or_create_model
 from .system.capabilities import get_model_capabilities
 from .system.network import health_manager
 
@@ -277,8 +278,6 @@ async def get_model_instance(
 
     provider_config_found, model_detail_found = config_tuple_found
 
-    from .system.cache import get_or_create_model
-
     return await get_or_create_model(
         provider_config_found, model_detail_found, override_config
     )
@@ -288,8 +287,6 @@ def clear_all_cache() -> None:
     """
     清空模型实例缓存与路由组解析缓存。
     """
-    from .system.cache import clear_model_cache
-
     clear_model_cache()
     clear_resolved_group_cache()
     logger.debug("已清空全局模型实例与路由组缓存")
@@ -300,11 +297,8 @@ async def _init_llm_config_on_startup():
     """启动时初始化 LLM 配置、密钥状态并预热工具提供者管理器。"""
     logger.info("正在初始化 LLM 配置并加载遥测状态...")
     try:
-        from zhenxun.services.ai.config import get_llm_config
         from zhenxun.services.ai.tools.engine.registry import tool_provider_manager
 
-        from .system.network import health_manager
-
         get_llm_config()
         await health_manager.initialize()
         await tool_provider_manager.initialize()

zhenxun/services/ai/message_builder.py

@@ -187,7 +187,7 @@ class MessageBuilder:
         allowed_modalities: set[str] | None = None,
     ) -> list[UserContentUnion]:
         """将 UniMessage 消息解析并转换为 LLM 内容部件列表"""
-        namespace = namespace or infer_plugin_namespace(default="global")
+        namespace = namespace or infer_plugin_namespace()
         parts: list[UserContentUnion] = []
         for seg in message:
             if allowed_modalities is not None:
@@ -237,7 +237,7 @@ class MessageBuilder:
         allowed_modalities: set[str] | None = None,
     ) -> list[LLMContentPart] | None:
         """获取并解析引用消息的内容片段"""
-        namespace = namespace or infer_plugin_namespace(default="global")
+        namespace = namespace or infer_plugin_namespace()
         try:
             orig_msg = await reply_fetch(event, bot)
             if not orig_msg or not orig_msg.msg:
@@ -277,7 +277,7 @@ class MessageBuilder:
         allowed_modalities: set[str] | None = None,
     ) -> list[LLMMessage]:
         """将任意类型的提示输入标准化为统一的 LLM 消息历史列表"""
-        namespace = namespace or infer_plugin_namespace(default="global")
+        namespace = namespace or infer_plugin_namespace()
         messages = []
         if instruction:
             messages.append(SystemMessage(content=[TextPart(text=instruction)]))
@@ -381,7 +381,7 @@ class MessageBuilder:
         config: LLMEmbeddingConfig | None = None,
     ) -> list[LLMContentPart]:
         """为 Embed 向量化提取纯粹的内容片段，忽略杂项"""
-        namespace = namespace or infer_plugin_namespace(default="global")
+        namespace = namespace or infer_plugin_namespace()
         allowed_modalities = {"text"}
         if config:
             if config.multimodal is True:
@@ -418,7 +418,7 @@ class MessageBuilder:
         config: LLMEmbeddingConfig | None = None,
     ) -> "EmbedBatch":
         """将任意输入标准化为嵌入向量批处理对象"""
-        namespace = namespace or infer_plugin_namespace(default="global")
+        namespace = namespace or infer_plugin_namespace()
 
         if isinstance(inputs, list) and not isinstance(inputs, UniMessage):
             if not inputs:

zhenxun/services/ai/run/__init__.py

@@ -12,6 +12,7 @@ from .hooks import Hooks
 from .models import (
     AgentRunResult,
     AgentTask,
+    RunIntent,
     StreamedRunResult,
 )
 from .session import session_manager
@@ -28,6 +29,7 @@ __all__ = [
     "Inject",
     "NoneBotDeps",
     "RunContext",
+    "RunIntent",
     "StreamedRunResult",
     "UIController",
     "get_current_run_context",

zhenxun/services/ai/run/context.py

@@ -8,6 +8,9 @@ from typing import TYPE_CHECKING, Any, Generic, cast, get_origin
 from typing_extensions import TypeVar
 import uuid
 
+if TYPE_CHECKING:
+    from zhenxun.services.ai.context.memory.types import SessionMetadata
+
 from nonebot.adapters import Bot, Event
 from nonebot.matcher import Matcher, current_bot, current_event, current_matcher
 from pydantic import BaseModel, ConfigDict, Field
@@ -19,16 +22,12 @@ from zhenxun.services.ai.core.models import CancellationToken
 from zhenxun.services.ai.core.protocols.tool import ToolExecutable
 from zhenxun.services.ai.core.stream_events import AgentStreamEvent, EventBus
 from zhenxun.services.ai.utils import ContextUtils
-from zhenxun.services.ai.utils.scope import ScopeSelector
 from zhenxun.services.scheduler.types import ScheduleContext
 from zhenxun.utils.platform import PlatformUtils
 from zhenxun.utils.utils import infer_plugin_namespace
 
 from .blackboard import BlackboardManager
 
-if TYPE_CHECKING:
-    from zhenxun.services.ai.context.memory.facades import AgentSessionFacade
-
 AgentDepsT = TypeVar("AgentDepsT", default=Any)
 """泛型类型变量：外部环境依赖对象 (Agent Dependencies)。"""
 ProviderFunc = Callable[["RunContext"], Any | Awaitable[Any]]
@@ -114,31 +113,8 @@ class SessionContext(Generic[AgentDepsT]):
     """触发事件的插件命名空间"""
     append_only_manager: Any = dataclasses.field(default=None)
     """用于大模型前缀缓存命中优化的追加写入管理器。"""
-
+    session_meta: "SessionMetadata | None" = dataclasses.field(default=None)
-    @property
+    """隔离会话的元信息(Session ID, 命名空间, 权限等)，在状态流转中生成"""
-    def memory(self) -> "AgentSessionFacade":
-        """
-        获取当前会话的持久化记忆访问门面 (AgentSessionFacade)。
-        提供极简的 history 和 slots 操作 API。
-        """
-        from zhenxun.services.ai.context.memory.facades import AgentSessionFacade
-        from zhenxun.services.ai.context.memory.manager import memory_manager
-        from zhenxun.services.ai.context.memory.types import SessionMetadata
-
-        user_id = ContextUtils.extract_user_id(self.deps)
-        group_id = ContextUtils.extract_group_id(self.deps)
-        platform = ContextUtils.extract_platform(self.deps)
-
-        meta = SessionMetadata(
-            session_id=self.session_id,
-            selector=ScopeSelector(
-                user_id=user_id,
-                group_id=group_id,
-                platform=platform,
-                namespace=self.namespace,
-            ),
-        )
-        return AgentSessionFacade(memory_manager, meta)
 
 
 @dataclasses.dataclass
@@ -324,7 +300,7 @@ class RunContext(Generic[AgentDepsT]):
                 self.deps.get("namespace") if isinstance(self.deps, dict) else None
             )
         if not ns:
-            ns = infer_plugin_namespace(default="global")
+            ns = infer_plugin_namespace()
 
         self.session = SessionContext(
             session_id=self.session_id or "default_session",

zhenxun/services/ai/run/di.py

@@ -1,14 +1,27 @@
 from collections import defaultdict
 from collections.abc import Awaitable, Callable
+from functools import lru_cache
 import inspect
 from typing import Annotated, Any, ClassVar, cast
 
+
+@lru_cache(maxsize=2048)
+def _get_signature_cached(func: Callable) -> inspect.Signature:
+    return inspect.signature(func)
+
+
+def get_signature(func: Callable) -> inspect.Signature:
+    try:
+        return _get_signature_cached(func)
+    except TypeError:
+        return inspect.signature(func)
+
+
 from nonebot.adapters import Bot, Event
 from nonebot.matcher import Matcher
 from nonebot.utils import is_coroutine_callable
 from nonebot_plugin_session import EventSession, extract_session
 
-from zhenxun.services.ai.context.memory.facades import AgentSessionFacade
 from zhenxun.utils.utils import infer_plugin_namespace
 
 from .blackboard import BlackboardManager
@@ -59,7 +72,7 @@ CurrentEventPayload = Annotated[Any, Hidden(), _InjectMarker("stream_event")]
 CurrentBlackboard = Annotated[
     BlackboardManager | None, Hidden(), _InjectMarker("blackboard")
 ]
-CurrentMemory = Annotated[AgentSessionFacade, Hidden(), _InjectMarker("memory")]
+
 CurrentSandbox = Annotated[Any, Hidden(), _InjectMarker("sandbox")]
 
 
@@ -160,9 +173,6 @@ class Inject:
     Blackboard = CurrentBlackboard
     """自动注入：当前工作流/团队挂载的强类型黑板 (BlackboardManager) 实例"""
 
-    Memory = CurrentMemory
-    """自动注入：当前会话的持久化记忆存取门面 (AgentSessionFacade) 实例"""
-
     Sandbox = CurrentSandbox
     """自动注入：当前沙箱环境管理器实例"""
 
@@ -314,7 +324,7 @@ class DependencyInjector:
         context: RunContext,
     ) -> Any:
         """统一执行带有依赖注入的函数 (支持同步/异步)"""
-        sig = inspect.signature(func)
+        sig = get_signature(func)
         resolved_kwargs = await cls.resolve_all(sig, call_kwargs, context)
         filtered_kwargs = {
             k: v for k, v in resolved_kwargs.items() if k in sig.parameters
@@ -354,7 +364,6 @@ Inject.register_provider(
 Inject.register_provider(
     "shared_state", lambda ctx: ctx.session.shared_state, scope="global"
 )
-Inject.register_provider("memory", lambda ctx: ctx.session.memory, scope="global")
 
 
 def _resolve_blackboard(ctx: RunContext):

zhenxun/services/ai/run/models.py

@@ -4,16 +4,15 @@ from __future__ import annotations
 运行时（Run）相关核心类型定义
 """
 
-from collections.abc import AsyncIterator, Callable
+from collections.abc import AsyncIterator
 import json
 from typing import Any, Generic, cast
-from typing_extensions import TypeVar
 
 from pydantic import BaseModel, ConfigDict, Field, PrivateAttr
 
 from zhenxun.services.ai.core.messages import AgentMessage, LLMMessage, UsageInfo
+from zhenxun.services.ai.core.messages.types import OutputDataT
 from zhenxun.services.ai.core.options import BaseOutputDefinition
-from zhenxun.services.ai.core.protocols.tool import ToolResolvable
 from zhenxun.services.ai.core.stream_events import (
     AgentStreamEvent,
     EventBus,
@@ -21,7 +20,6 @@ from zhenxun.services.ai.core.stream_events import (
     ToolStreamChunkEvent,
 )
 from zhenxun.services.ai.guardrails import BaseGuardrail, GuardrailSource
-from zhenxun.services.ai.tools.core.tool import BaseTool
 from zhenxun.utils.pydantic_compat import model_dump, model_validator
 
 
@@ -71,9 +69,6 @@ class HandoffPayload(BaseModel):
     """随移交传递的上下文数据"""
 
 
-OutputDataT = TypeVar("OutputDataT", default=str)
-
-
 class AgentRunResult(BaseModel, Generic[OutputDataT]):
     """Agent 单次无状态运行的结果"""
 
@@ -238,9 +233,7 @@ class AgentTask(BaseModel):
     """强制要求返回的强类型结构 (Pydantic Model) 或
     OutputDefinition，为空则返回普通文本"""
 
-    tools: list[str | Callable | dict[str, Any] | BaseTool | ToolResolvable] | None = (
+    tools: list[Any] | None = None
-        None
-    )
     """针对此特定任务动态追加或覆盖的工具列表"""
 
     guardrails: list[GuardrailSource] | None = None
@@ -259,9 +252,74 @@ class AgentTask(BaseModel):
         return self
 
 
+class RunIntent(BaseModel):
+    """标准化且归一化的运行时意图载体"""
+
+    text: str = ""
+    """提取出的纯文本指令（用于路由、日志和并发控制判断）"""
+    original_input: Any = None
+    """用户最原始的输入对象（如 UniMessage 等，用于多模态图像/音频数据提取）"""
+    payload_to_render: Any = None
+    """将要被压入 MessageBuilder 渲染为大模型 Prompt 的实际载体"""
+    task_obj: AgentTask | None = None
+    """如果是强类型任务契约，存储其原始对象引用"""
+    response_model: type[BaseModel] | BaseOutputDefinition | None = None
+    """提取出的强类型输出约束"""
+    extra_tools: list[Any] = Field(default_factory=list)
+    """提取出的附加工具集"""
+    guardrails: list[BaseGuardrail] = Field(default_factory=list)
+    """提取出的安全护栏集"""
+
+    model_config = ConfigDict(arbitrary_types_allowed=True)
+
+    @classmethod
+    def from_input(cls, prompt: Any) -> "RunIntent":
+        task_obj = None
+        text_content = ""
+        extra_tools = []
+        response_model = None
+        guardrails = []
+        payload_to_render = prompt
+
+        if isinstance(prompt, AgentTask):
+            task_obj = prompt
+            response_model = task_obj.response_model
+            if task_obj.tools:
+                extra_tools.extend(task_obj.tools)
+            if hasattr(task_obj, "_parsed_guardrails"):
+                guardrails.extend(task_obj._parsed_guardrails)
+
+            prompt_parts = [
+                f"### 📋 [任务指令]\n{task_obj.description}",
+                f"### 🎯 [预期产出要求]\n{task_obj.expected_output}",
+            ]
+            text_content = "\n\n".join(prompt_parts)
+            payload_to_render = text_content
+        elif prompt is not None:
+            text_content = getattr(prompt, "description", None) or (
+                getattr(prompt, "extract_plain_text", lambda: str(prompt))()
+                if prompt
+                else str(prompt)
+            )
+        else:
+            text_content = ""
+            payload_to_render = None
+
+        return cls(
+            text=text_content,
+            original_input=prompt,
+            payload_to_render=payload_to_render,
+            task_obj=task_obj,
+            response_model=response_model,
+            extra_tools=extra_tools,
+            guardrails=guardrails,
+        )
+
+
 __all__ = [
     "AgentRunResult",
     "AgentTask",
     "OutputDataT",
+    "RunIntent",
     "StreamedRunResult",
 ]

zhenxun/services/ai/tools/bridges/delegate.py

@@ -7,7 +7,7 @@ from pydantic import BaseModel, Field
 
 from zhenxun.services.ai.core.exceptions import AbortException, ControlFlowExit
 from zhenxun.services.ai.core.stream_events import ToolStreamChunkEvent
-from zhenxun.services.ai.flow.base import BaseRunnable
+from zhenxun.services.ai.flow.core.base import BaseRunnable
 from zhenxun.services.ai.run import RunContext
 from zhenxun.services.ai.tools.core.tool import BaseTool
 from zhenxun.services.ai.tools.models import ToolResult
@@ -49,7 +49,9 @@ class DelegateTool(BaseTool):
         """
         resolved_name = name or getattr(runnable, "name", "SubRunnable")
         resolved_desc = description or getattr(
-            runnable, "description", f"将子任务委派给 {resolved_name} 执行"
+            runnable,
+            "profile_summary",
+            getattr(runnable, "description", f"将子任务委派给 {resolved_name} 执行"),
         )
         final_name = (
             f"delegate_to_{resolved_name}"

zhenxun/services/ai/tools/bridges/matcher_bridge.py

@@ -450,7 +450,7 @@ def bind_matcher(
     """
 
     if require_prefix:
-        ns = infer_plugin_namespace(default="global")
+        ns = infer_plugin_namespace()
         if ns and ns not in ("global", "unknown"):
             if not name.startswith(f"{ns}_"):
                 name = f"{ns}_{name}"

zhenxun/services/ai/tools/core/decorators.py

@@ -218,7 +218,7 @@ def tool(
             if require_prefix:
                 from zhenxun.utils.utils import infer_plugin_namespace
 
-                ns = infer_plugin_namespace(default="global")
+                ns = infer_plugin_namespace()
                 if ns and ns not in ("global", "unknown"):
                     if not tool_name.startswith(f"{ns}_"):
                         tool_name = f"{ns}_{tool_name}"

zhenxun/services/ai/tools/core/toolkit.py

@@ -217,6 +217,14 @@ class BaseToolkit:
         )
         return f"<{tag_name}>\n{text}\n</{tag_name}>"
 
+    def clone_with(self, **kwargs: Any) -> "BaseToolkit":
+        """克隆当前工具箱原型，并透明注入新的运行时属性。"""
+        new_tk = copy.copy(self)
+        for k, v in kwargs.items():
+            setattr(new_tk, k, v)
+        new_tk._cached_tools = None
+        return new_tk
+
     def prefixed(self, prefix: str) -> "BaseToolkit":
         """克隆工具箱并为其中所有工具追加统一的前缀"""
         new_tk = copy.copy(self)

zhenxun/services/ai/tools/engine/registry.py

@@ -365,7 +365,7 @@ class ToolProviderManager:
 
     def register_tool(self, tool: ToolExecutable):
         """注册由 @tool 生成的单一工具"""
-        ns = infer_plugin_namespace(default="global")
+        ns = infer_plugin_namespace()
         self.local_provider.register_tool(tool, ns)
         tags = getattr(getattr(tool, "settings", None), "tags", [])
         tag_str = f" | Tags: {tags}" if tags else ""
@@ -376,7 +376,7 @@ class ToolProviderManager:
         """
         注册一个完整的 Toolkit 实例，使其可通过智能字符串路由（Tag或Name）被动态发现。
         """
-        ns = infer_plugin_namespace(default="global")
+        ns = infer_plugin_namespace()
         self.local_provider.register_toolkit(toolkit, ns)
         tk_name = getattr(toolkit, "__class__", type).__name__
 

zhenxun/services/ai/tools/models.py

@@ -4,7 +4,7 @@
 
 from dataclasses import dataclass, field
 import fnmatch
-from typing import TYPE_CHECKING, Any, Literal
+from typing import Any, Literal
 
 from pydantic import BaseModel, ConfigDict, Field
 
@@ -13,9 +13,6 @@ from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.utils.logger import log_tool as logger
 from zhenxun.utils.pydantic_compat import model_dump, model_validate
 
-if TYPE_CHECKING:
-    from zhenxun.services.ai.tools.core.tool import BaseTool
-
 
 class DirectivePayload(BaseModel):
     """工具执行产生的副作用控制流指令载荷"""
@@ -272,7 +269,7 @@ class Query(BaseModel):
     metadata_filter: dict[str, Any] | None = Field(default=None)
     """如果提供，则工具的 metadata 必须包含这里列出的所有键值对。"""
 
-    def match(self, tool: "BaseTool") -> bool:
+    def match(self, tool: Any) -> bool:
         """判断某个工具或工具箱是否符合当前 Query 的筛选条件"""
 
         def _match_pattern(val: str, pattern: str | list[str]) -> bool:

zhenxun/services/ai/tools/providers/builtin/memory.py

@@ -2,15 +2,17 @@ from typing import Any, Literal, Optional
 
 from pydantic import Field, create_model
 
-from zhenxun.services.ai.context.memory.manager import memory_manager
+from zhenxun.services.ai.context.memory.storage.backends import MemoryScope
-from zhenxun.services.ai.context.memory.models import MemoryConfig
 from zhenxun.services.ai.context.memory.types import SessionMetadata
+from zhenxun.services.ai.context.rag.engine import ScopedRAGClient
 from zhenxun.services.ai.run.context import RunContext
 from zhenxun.services.ai.tools.core.decorators import tool
 from zhenxun.services.ai.tools.core.tool import BaseTool
 from zhenxun.services.ai.tools.core.toolkit import BaseToolkit
 from zhenxun.services.ai.tools.models import ToolOptions, ToolResult
 from zhenxun.services.ai.utils.logger import log_tool as logger
+from zhenxun.services.ai.utils.runtime import ContextUtils
+from zhenxun.services.ai.utils.scope import ScopeBuilder
 
 
 class MemoryManagementToolkit(BaseToolkit):
@@ -26,23 +28,45 @@ class MemoryManagementToolkit(BaseToolkit):
 
         shared_options = ToolOptions(silent=True)
 
-    default_instructions = """\
+    _INTRO_TEXT = (
-## 🧠 长期记忆管理系统 (Long-Term Memory)
+        "## 🧠 长期记忆管理系统 (Long-Term Memory)\n"
-该系统是你的「无限档案馆」。⚠️ **注意：系统默认不会主动向你提供所有历史信息，你必须通过主动搜索来回忆。**
+        "该系统是你的「无限档案馆」。系统默认不会主动向你提供所有历史信息，你必须通过主动搜索来回忆。\n\n"
+        "### 📝 职责说明\n"
+    )
+    _READ_GUIDE = (
+        "- **寻找历史线索**：当遇到未知情况，或用户提及过去的事情、"
+        "特定设定时，必须主动检索历史库（使用 `search_memory`）。\n"
+    )
+    _WRITE_GUIDE = (
+        "- **记录离散事实与经验**：当需要记录某个独立事件、历史经验、"
+        "问题解决方案或具体事实时（使用 `save_memory`）。\n"
+        "- **隐式记录**：当接收到值得记忆的重要信息时，请静默记录。"
+        "除非用户主动提问，否则无需向用户显式汇报'我已记住'。\n"
+        "- **按需更新**：如果发现某项历史记录已过时或状态发生扭转，"
+        "请先检索出它的 ID，再修改（`update_memory`）或废弃（`delete_memory`）。\n"
+        "- **精准提炼**：保存记忆时请提炼核心价值，避免保存无意义的闲聊。\n"
+    )
 
-### 📝 何时使用长期记忆？
+    default_instructions = _INTRO_TEXT + _READ_GUIDE + _WRITE_GUIDE
-- **记录离散事实与经验**：当需要记录某个独立事件、历史经验、问题解决方案或具体事实时（使用 `save_memory`）。
-- **寻找历史线索**：当遇到未知情况，或用户提及过去的事情、特定设定时，必须主动检索历史库（使用 `search_memory`）。
 
-### ⚙️ 操作规范
+    @classmethod
-1. **隐式记录**：当接收到值得记忆的重要信息时，请静默记录。除非用户主动提问，否则无需向用户显式汇报"我已记住"。
+    def read_only(cls, **kwargs) -> "MemoryManagementToolkit":
-2. **按需更新**：如果发现某项历史记录已过时或状态发生扭转，请先检索出它的 ID，再进行修改（使用 `update_memory`）或废弃（使用 `delete_memory`）。
+        """[工厂方法] 创建一个只读模式的长期记忆工具箱。"""
-3. **精准提炼**：保存记忆时请提炼核心价值，避免保存无意义的闲聊。\
+        kwargs["include"] = ["search_memory"]
-"""  # noqa: E501
+        kwargs.setdefault("instructions", cls._INTRO_TEXT + cls._READ_GUIDE)
+        return cls(**kwargs)
+
+    @classmethod
+    def write_only(cls, **kwargs) -> "MemoryManagementToolkit":
+        """[工厂方法] 创建一个仅写入模式的长期记忆工具箱。"""
+        kwargs["exclude"] = ["search_memory"]
+        kwargs.setdefault("instructions", cls._INTRO_TEXT + cls._WRITE_GUIDE)
+        return cls(**kwargs)
 
     def __init__(
         self,
-        memory_config: MemoryConfig | None = None,
+        rag_client: ScopedRAGClient | None = None,
+        scopes: dict[str, ScopeBuilder] | None = None,
         namespace: str | None = None,
         **kwargs: Any,
     ):
@@ -50,85 +74,43 @@ class MemoryManagementToolkit(BaseToolkit):
         初始化主动记忆管理工具箱。
 
         参数：
-            memory_config: 记忆系统的全局配置对象，为空则使用全局默认。
+            rag_client: 底层 RAG 检索引擎客户端实例。
+            scopes: 作用域构建器映射字典，用于动态限定存储的分区。
             namespace: 当前隔离环境的命名空间。
             kwargs: 其他透传给 BaseToolkit 的参数。
         """
         super().__init__(**kwargs)
-        self.memory_config = memory_config
+        self.rag_client = rag_client
+        from zhenxun.services.ai.context.memory.types import Isolation
+
+        self.scopes = scopes or {"私有": Isolation.AGENT_USER()}
         self._namespace = namespace
 
     def _get_runtime_meta_and_scope(
         self, context: RunContext, scope_name: str | None = None
     ) -> tuple[Any, SessionMetadata]:
         """动态获取当前运行时的数据库实例与会话元信息，实现无状态化"""
-        ns = self._namespace or getattr(context.session, "namespace", "global")
+        scope = MemoryScope(rag_client=self.rag_client) if self.rag_client else None
-        scope = memory_manager.get_long_term_memory(self.memory_config, namespace=ns)
 
-        scope_builder = None
+        scope_builder = (
-        if (
+            self.scopes.get(scope_name)
-            self.memory_config
+            if scope_name
-            and self.memory_config.long_term
+            else next(iter(self.scopes.values()), None)
-            and self.memory_config.long_term.scopes
-        ):
-            scopes_dict = self.memory_config.long_term.scopes
-            if not scope_name:
-                scope_builder = next(iter(scopes_dict.values()))
-            else:
-                scope_builder = scopes_dict.get(scope_name)
-
-        if not scope_builder:
-            scope_builder = getattr(self.memory_config, "base_isolation", None)
-            if not scope_builder:
-                from zhenxun.services.ai.context.memory.types import Isolation
-
-                scope_builder = Isolation.AGENT_USER()
-
-        selector = scope_builder.resolve(
-            deps=context.deps,
-            prefix="",
-            default_namespace=ns,
-            default_agent=context.run.agent_name,
         )
-        parts = selector.get_scope_parts()
+        session_meta = ContextUtils.build_session_meta(
-        all_scopes = {"/"}
+            context=context,
-        current_path = ""
+            target_builder=scope_builder,
-        for part in parts:
+            extra_scopes=self.scopes,
-            current_path += f"/{part}"
+            custom_namespace=self._namespace,
-            all_scopes.add(current_path)
-        accessible_scopes = list(all_scopes)
-        accessible_scopes.sort(key=lambda x: len(x.split("/")))
-
-        scope_name_mapping = {}
-        if (
-            self.memory_config
-            and self.memory_config.long_term
-            and self.memory_config.long_term.scopes
-        ):
-            for name, builder in self.memory_config.long_term.scopes.items():
-                sel = builder.resolve(
-                    deps=context.deps,
-                    prefix="",
-                    default_namespace=ns,
-                    default_agent=context.run.agent_name,
-                )
-                scope_name_mapping[sel.scope_prefix] = name
-
-        session_meta = SessionMetadata(
-            session_id=context.session_id or "default_session",
-            selector=selector,
-            scope_prefix=selector.scope_prefix,
-            accessible_scopes=accessible_scopes,
-            scope_name_mapping=scope_name_mapping,
         )
         return scope, session_meta
 
     async def get_tools(self, context: RunContext | None = None) -> dict[str, BaseTool]:
         tools = await super().get_tools(context)
-        if not self.memory_config or not self.memory_config.long_term.enable:
+        if not getattr(self, "rag_client", None):
             return tools
 
-        scopes_dict = self.memory_config.long_term.scopes
+        scopes_dict = getattr(self, "scopes", {})
         if not scopes_dict:
             return tools
 

zhenxun/services/ai/tools/providers/builtin/slots.py

@@ -6,7 +6,6 @@ from typing import Any, Literal
 from pydantic import Field, create_model
 
 from zhenxun.services.ai.context.memory.manager import memory_manager
-from zhenxun.services.ai.context.memory.models import MemoryConfig
 from zhenxun.services.ai.context.memory.types import (
     MemorySlot,
     SessionMetadata,
@@ -16,6 +15,7 @@ from zhenxun.services.ai.tools.core.decorators import tool
 from zhenxun.services.ai.tools.core.tool import BaseTool
 from zhenxun.services.ai.tools.core.toolkit import BaseToolkit
 from zhenxun.services.ai.tools.models import ToolOptions, ToolResult
+from zhenxun.services.ai.utils.runtime import ContextUtils
 
 _SLOT_LOCKS: dict[str, asyncio.Lock] = {}
 _GLOBAL_LOCK = asyncio.Lock()
@@ -45,119 +45,78 @@ class MemorySlotToolkit(BaseToolkit):
 
         shared_options = ToolOptions(silent=True)
 
-    default_instructions = """\
+    _INTRO_TEXT = (
-## 📋 状态与规则面板 (Memory Slots / 中期记忆)
+        "## 📋 状态与规则面板 (Memory Slots / 中期记忆)\n"
-该系统是你的「桌面便利贴」或「共享黑板」，用于保存你当前需要随时查阅的核心状态与全局规范。
+        "该系统是你的「桌面便利贴」或「共享黑板」，用于保存你当前需要随时查阅的核心状态与全局规范。\n\n"
+        "### 💡 核心机制\n"
+        "- 记忆槽内容会在每次对话时**直接注入提示词中**，你无需搜索即可看见。\n"
+        "- 槽位容量极其有限，仅用于维持最新的运行状态。\n\n"
+        "### 📝 职责说明\n"
+    )
+    _READ_GUIDE = (
+        "- **探索可用面板**：接手新任务时，可使用 `list_slots` "
+        "宏观查看当前存在哪些面板。\n"
+    )
+    _WRITE_GUIDE = (
+        "- **维护规范与进度**：如设定'沟通口吻'等规范（`update_slot`），"
+        "或记录'待办清单'（`append_slot`）。\n"
+        "- **保持精简**：内容过长时，主动将其归档到长期记忆，"
+        "再重新提炼或调用 `delete_slot` 删除。\n"
+    )
 
-### 💡 核心机制
+    default_instructions = _INTRO_TEXT + _READ_GUIDE + _WRITE_GUIDE
-- 被保存在记忆槽中的内容（如果已置顶），会在每次对话时**直接注入到你的上下文提示词中**，你无需任何搜索即可看见。
-- 槽位容量极其有限，仅用于维持当前最新的运行状态。
 
-### 📝 何时使用记忆槽？
+    @classmethod
-- **维护全局规则**：例如设定"用户整体偏好"、"沟通口吻"、"全局指导原则"等需要时刻遵守的规范（使用 `update_slot`）。
+    def read_only(cls, **kwargs) -> "MemorySlotToolkit":
-- **追踪当前进度**：例如记录"待办事项清单"、"当前任务进度"、"上下文摘要"（使用 `append_slot` 列表或 `update_slot` 覆盖）。
+        """[工厂方法] 创建一个只读模式的记忆槽工具箱。"""
+        kwargs["include"] = ["list_slots", "read_slot"]
+        kwargs.setdefault("instructions", cls._INTRO_TEXT + cls._READ_GUIDE)
+        return cls(**kwargs)
 
-### ⚙️ 操作规范
+    @classmethod
-1. **探索可用面板**：接手新任务时，可使用 `list_slots` 宏观查看当前存在哪些状态面板。
+    def write_only(cls, **kwargs) -> "MemorySlotToolkit":
-2. **保持精简**：槽位有严格的字符数限制。当内容过长时，请主动将其归档到长期记忆后，重新提炼并覆盖槽位，或直接调用 `delete_slot` 删除不再需要的槽位。\
+        """[工厂方法] 创建一个仅写入模式的记忆槽工具箱。"""
-"""  # noqa: E501
+        kwargs["exclude"] = ["list_slots", "read_slot"]
+        kwargs.setdefault("instructions", cls._INTRO_TEXT + cls._WRITE_GUIDE)
+        return cls(**kwargs)
 
     def __init__(
         self,
-        memory_config: MemoryConfig | None = None,
+        scopes: dict[str, Any] | None = None,
+        backend: Any = None,
         namespace: str | None = None,
         **kwargs: Any,
     ):
-        """
-        初始化中期记忆槽工具箱。
-
-        参数：
-            memory_config: 记忆系统的全局配置对象，为空则使用全局默认。
-            namespace: 当前隔离环境的命名空间。
-            kwargs: 其他透传给 BaseToolkit 的参数。
-        """
         super().__init__(**kwargs)
-        self.memory_config = memory_config
+        self.scopes = scopes or {}
+        self.backend = backend
         self._namespace = namespace
 
     def _get_runtime_meta_and_ctx(
         self, context: RunContext, scope_name: str | None = None
     ) -> tuple[Any, SessionMetadata]:
         ns = self._namespace or getattr(context.session, "namespace", "global")
-        slot_ctx = memory_manager.get_slot_context(self.memory_config, namespace=ns)
+        slot_ctx = self.backend or memory_manager.get_backend("slots", namespace=ns)
 
-        scope_builder = None
+        scope_builder = (
-        if (
+            self.scopes.get(scope_name)
-            self.memory_config
+            if scope_name
-            and self.memory_config.slots
+            else next(iter(self.scopes.values()), None)
-            and self.memory_config.slots.scopes
-        ):
-            scopes_dict = self.memory_config.slots.scopes
-            if not scope_name:
-                scope_builder = next(iter(scopes_dict.values()))
-            else:
-                scope_builder = scopes_dict.get(scope_name)
-
-        if not scope_builder:
-            scope_builder = getattr(self.memory_config, "base_isolation", None)
-            if not scope_builder:
-                from zhenxun.services.ai.context.memory.types import Isolation
-
-                scope_builder = Isolation.AGENT_USER()
-
-        selector = scope_builder.resolve(
-            deps=context.deps,
-            prefix="",
-            default_namespace=ns,
-            default_agent=context.run.agent_name,
         )
-        parts = selector.get_scope_parts()
+        session_meta = ContextUtils.build_session_meta(
-        all_scopes = {"/"}
+            context=context,
-        current_path = ""
+            target_builder=scope_builder,
-        for part in parts:
+            extra_scopes=self.scopes,
-            current_path += f"/{part}"
+            custom_namespace=self._namespace,
-            all_scopes.add(current_path)
-        accessible_scopes = list(all_scopes)
-        accessible_scopes.sort(key=lambda x: len(x.split("/")))
-
-        scope_name_mapping = {}
-        if (
-            self.memory_config
-            and self.memory_config.slots
-            and self.memory_config.slots.scopes
-        ):
-            for name, builder in self.memory_config.slots.scopes.items():
-                sel = builder.resolve(
-                    deps=context.deps,
-                    prefix="",
-                    default_namespace=ns,
-                    default_agent=context.run.agent_name,
-                )
-                scope_name_mapping[sel.scope_prefix] = name
-
-        session_meta = SessionMetadata(
-            session_id=context.session_id or "default_session",
-            selector=selector,
-            scope_prefix=selector.scope_prefix,
-            accessible_scopes=accessible_scopes,
-            scope_name_mapping=scope_name_mapping,
         )
         return slot_ctx, session_meta
 
     async def get_tools(self, context: RunContext | None = None) -> dict[str, BaseTool]:
         tools = await super().get_tools(context)
 
-        if (
+        if not self.scopes:
-            not self.memory_config
-            or not self.memory_config.slots
-            or not self.memory_config.slots.enable
-        ):
             return tools
-
+        scope_keys = tuple(self.scopes.keys())
-        scopes_dict = self.memory_config.slots.scopes
-        if not scopes_dict:
-            return tools
-        scope_keys = tuple(scopes_dict.keys())
 
         if len(scope_keys) > 1:
             ScopeType = Literal[scope_keys]
@@ -237,12 +196,7 @@ class MemorySlotToolkit(BaseToolkit):
         res = ["已创建的记忆槽列表："]
 
         show_scope = False
-        if (
+        if len(self.scopes) > 1:
-            self.memory_config
-            and self.memory_config.slots
-            and self.memory_config.slots.scopes
-            and len(self.memory_config.slots.scopes) > 1
-        ):
             show_scope = True
 
         for s in slots:

zhenxun/services/ai/tools/providers/skills/toolkit.py

@@ -295,6 +295,9 @@ class SkillMetaToolkit(BaseToolkit, SkillSandboxExecutionMixin):
             if sandbox is None and context is not None:
                 sandbox = Inject._providers["sandbox"]["global"](context)
 
+            if sandbox is None:
+                return ToolResult(output="❌ 缺少沙箱环境或执行上下文").as_error()
+
             executor = await sandbox.get_or_create_session(session_id, blueprint=bp)
             fs_executor = cast(SupportsFileSystem, executor)
 

zhenxun/services/ai/utils/runtime.py

@@ -60,7 +60,7 @@ class ContextUtils:
         context: Any, scope: Any, default_session_id: str
     ) -> str:
         """根据并发隔离范围 scope 动态计算并返回当前会话的并发锁 ID"""
-        from zhenxun.services.ai.flow.base import ConcurrencyScope
+        from zhenxun.services.ai.flow.core.models import ConcurrencyScope
 
         scope = scope or ConcurrencyScope.GROUP
 
@@ -135,6 +135,66 @@ class ContextUtils:
             isolation_level=scope_builder,
         )
 
+    @staticmethod
+    def build_session_meta(
+        context: Any,
+        target_builder: Any | None = None,
+        extra_scopes: dict[str, Any] | None = None,
+        custom_namespace: str | None = None,
+    ) -> Any:
+        """基于 RunContext 动态提取并生成 SessionMetadata"""
+        from zhenxun.services.ai.context.memory.types import Isolation, SessionMetadata
+
+        ns = custom_namespace or getattr(
+            getattr(context, "session", None), "namespace", "global"
+        )
+        agent_name = getattr(getattr(context, "run", None), "agent_name", None)
+        deps = getattr(context, "deps", None)
+
+        if target_builder is None:
+            target_builder = Isolation.AGENT_USER()
+
+        selector = target_builder.resolve(
+            deps=deps,
+            prefix="",
+            default_namespace=ns,
+            default_agent=agent_name,
+        )
+
+        all_scopes = {"/"}
+        parts = selector.get_scope_parts()
+        current_path = ""
+        for part in parts:
+            current_path += f"/{part}"
+            all_scopes.add(current_path)
+
+        scope_name_mapping = {}
+        if extra_scopes:
+            for name, builder in extra_scopes.items():
+                sel = builder.resolve(
+                    deps=deps, prefix="", default_namespace=ns, default_agent=agent_name
+                )
+                all_scopes.add(sel.scope_prefix)
+                scope_name_mapping[sel.scope_prefix] = name
+
+        accessible_scopes = list(all_scopes)
+        accessible_scopes.sort(key=lambda x: len(x.split("/")))
+
+        session_id = (
+            getattr(context, "session_id", None)
+            or getattr(getattr(context, "session", None), "session_id", None)
+            or selector.scope_prefix
+        )
+
+        return SessionMetadata(
+            session_id=session_id,
+            selector=selector,
+            scope_prefix=selector.scope_prefix,
+            accessible_scopes=accessible_scopes,
+            scope_name_mapping=scope_name_mapping,
+            isolation_level=target_builder,
+        )
+
 
 class PermissionUtils:
     """运行时权限校验通用工具类"""

zhenxun/services/ai/utils/scope.py

@@ -214,7 +214,7 @@ class ScopeBuilder:
             selector.namespace = (
                 default_namespace
                 or getattr(deps, "namespace", None)
-                or infer_plugin_namespace(default="global")
+                or infer_plugin_namespace()
             )
         if "agent" in self._dims:
             selector.agent_name = default_agent