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plugins/draw_card/handles/base_handle.py

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+import math
+import random
+import aiohttp
+import asyncio
+import aiofiles
+from PIL import Image
+from datetime import datetime
+from pydantic import BaseModel, Extra
+from asyncio.exceptions import TimeoutError
+from typing import Dict, List, Optional, TypeVar, Generic, Tuple
+from nonebot.adapters.onebot.v11 import Message
+from configs.path_config import IMAGE_PATH
+from utils.message_builder import image
+from nonebot.log import logger
+import asyncio
+
+try:
+    import ujson as json
+except ModuleNotFoundError:
+    import json
+
+from utils.image_utils import BuildImage
+from ..config import DRAW_PATH, draw_config
+from ..util import cn2py, circled_number
+
+
+class BaseData(BaseModel, extra=Extra.ignore):
+    name: str  # 名字
+    star: int  # 星级
+    limited: bool  # 限定
+
+    def __eq__(self, other: "BaseData"):
+        return self.name == other.name
+
+    def __hash__(self):
+        return hash(self.name)
+
+    @property
+    def star_str(self) -> str:
+        return "".join(["★" for _ in range(self.star)])
+
+
+class UpChar(BaseData):
+    zoom: float  # up提升倍率
+
+
+class UpEvent(BaseModel):
+    title: str  # up池标题
+    pool_img: str  # up池封面
+    start_time: Optional[datetime]  # 开始时间
+    end_time: Optional[datetime]  # 结束时间
+    up_char: List[UpChar]  # up对象
+
+
+TC = TypeVar("TC", bound="BaseData")
+
+
+class BaseHandle(Generic[TC]):
+    def __init__(self, game_name: str, game_name_cn: str, game_card_color: str = "#ffffff"):
+        self.game_name = game_name
+        self.game_name_cn = game_name_cn
+        self.max_star = 1  # 最大星级
+        self.data_path = DRAW_PATH
+        self.img_path = IMAGE_PATH / f"draw_card/{self.game_name}"
+        self.up_path = DRAW_PATH / "draw_card_up"
+        self.img_path.mkdir(parents=True, exist_ok=True)
+        self.up_path.mkdir(parents=True, exist_ok=True)
+        self.data_files: List[str] = [f"{self.game_name}.json"]
+        self.game_card_color: str = game_card_color
+
+    async def draw(self, count: int, **kwargs) -> Message:
+        return await asyncio.get_event_loop().run_in_executor(None, self._draw, count)
+
+    def _draw(self, count: int, **kwargs) -> Message:
+        index2card = self.get_cards(count, **kwargs)
+        cards = [card[0] for card in index2card]
+        result = self.format_result(index2card)
+        return image(b64=self.generate_img(cards).pic2bs4()) + result
+
+    # 抽取卡池
+    def get_card(self, **kwargs) -> TC:
+        raise NotImplementedError
+
+    def get_cards(self, count: int, **kwargs) -> List[Tuple[TC, int]]:
+        return [(self.get_card(**kwargs), i) for i in range(count)]
+
+    # 获取星级
+    @staticmethod
+    def get_star(star_list: List[int], probability_list: List[float]) -> int:
+        return random.choices(star_list, weights=probability_list, k=1)[0]
+
+    def format_result(self, index2card: List[Tuple[TC, int]], **kwargs) -> str:
+        card_list = [card[0] for card in index2card]
+        results = [
+            self.format_star_result(card_list, **kwargs),
+            self.format_max_star(index2card, **kwargs),
+            self.format_max_card(card_list, **kwargs),
+        ]
+        results = [rst for rst in results if rst]
+        return "\n".join(results)
+
+    def format_star_result(self, card_list: List[TC], **kwargs) -> str:
+        star_dict: Dict[str, int] = {}  # 记录星级及其次数
+
+        card_list_sorted = sorted(card_list, key=lambda c: c.star, reverse=True)
+        for card in card_list_sorted:
+            try:
+                star_dict[card.star_str] += 1
+            except KeyError:
+                star_dict[card.star_str] = 1
+
+        rst = ""
+        for star_str, count in star_dict.items():
+            rst += f"[{star_str}×{count}] "
+        return rst.strip()
+
+    def format_max_star(
+        self, card_list: List[Tuple[TC, int]], up_list: List[str] = [], **kwargs
+    ) -> str:
+        up_list = up_list or kwargs.get("up_list", [])
+        rst = ""
+        for card, index in card_list:
+            if card.star == self.max_star:
+                if card.name in up_list:
+                    rst += f"第 {index} 抽获取UP {card.name}\n"
+                else:
+                    rst += f"第 {index} 抽获取 {card.name}\n"
+        return rst.strip()
+
+    def format_max_card(self, card_list: List[TC], **kwargs) -> str:
+        card_dict: Dict[TC, int] = {}  # 记录卡牌抽取次数
+
+        for card in card_list:
+            try:
+                card_dict[card] += 1
+            except KeyError:
+                card_dict[card] = 1
+
+        max_count = max(card_dict.values())
+        max_card = list(card_dict.keys())[list(card_dict.values()).index(max_count)]
+        if max_count <= 1:
+            return ""
+        return f"抽取到最多的是{max_card.name}，共抽取了{max_count}次"
+
+    def generate_img(
+        self,
+        cards: List[TC],
+        num_per_line: int = 5,
+        max_per_line: Tuple[int, int] = (40, 10),
+    ) -> BuildImage:
+        """
+        生成统计图片
+        :param cards: 卡牌列表
+        :param num_per_line: 单行角色显示数量
+        :param max_per_line: 当card_list超过一定数值时，更改单行数量
+        """
+        if len(cards) > max_per_line[0]:
+            num_per_line = max_per_line[1]
+        if len(cards) > 90:
+            card_dict: Dict[TC, int] = {}  # 记录卡牌抽取次数
+            for card in cards:
+                try:
+                    card_dict[card] += 1
+                except KeyError:
+                    card_dict[card] = 1
+            card_list = list(card_dict)
+            num_list = list(card_dict.values())
+        else:
+            card_list = cards
+            num_list = [1] * len(cards)
+
+        card_imgs: List[BuildImage] = []
+        for card, num in zip(card_list, num_list):
+            card_img = self.generate_card_img(card)
+
+            # 数量 > 1 时加数字上标
+            if num > 1:
+                label = circled_number(num)
+                label_w = int(min(card_img.w, card_img.h) / 7)
+                label = label.resize(
+                    (
+                        int(label_w * label.width / label.height),
+                        label_w,
+                    ),
+                    Image.ANTIALIAS,
+                )
+                card_img.paste(label, alpha=True)
+
+            card_imgs.append(card_img)
+
+        img_w = card_imgs[0].w
+        img_h = card_imgs[0].h
+        if len(card_imgs) < num_per_line:
+            w = img_w * len(card_imgs)
+        else:
+            w = img_w * num_per_line
+        h = img_h * math.ceil(len(card_imgs) / num_per_line)
+        img = BuildImage(w, h, img_w, img_h, color=self.game_card_color)
+        for card_img in card_imgs:
+            img.paste(card_img)
+        return img
+
+    def generate_card_img(self, card: TC) -> BuildImage:
+        img = str(self.img_path / f"{cn2py(card.name)}.png")
+        return BuildImage(100, 100, background=img)
+
+    def load_data(self, filename: str = "") -> dict:
+        if not filename:
+            filename = f"{self.game_name}.json"
+        filepath = self.data_path / filename
+        if not filepath.exists():
+            return {}
+        with filepath.open("r", encoding="utf8") as f:
+            return json.load(f)
+
+    def dump_data(self, data: dict, filename: str = ""):
+        if not filename:
+            filename = f"{self.game_name}.json"
+        filepath = self.data_path / filename
+        with filepath.open("w", encoding="utf8") as f:
+            json.dump(data, f, ensure_ascii=False, indent=4)
+
+    def data_exists(self) -> bool:
+        for file in self.data_files:
+            if not (self.data_path / file).exists():
+                return False
+        return True
+
+    def _init_data(self):
+        raise NotImplementedError
+
+    def init_data(self):
+        try:
+            self._init_data()
+        except Exception as e:
+            logger.warning(f"{self.game_name_cn} 导入角色数据错误：{type(e)}：{e}")
+
+    async def _update_info(self):
+        raise NotImplementedError
+
+    def client(self) -> aiohttp.ClientSession:
+        headers = {
+            "User-Agent": '"Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; TencentTraveler 4.0)"'
+        }
+        return aiohttp.ClientSession(headers=headers)
+
+    async def update_info(self):
+        try:
+            async with asyncio.Semaphore(draw_config.SEMAPHORE):
+                async with self.client() as session:
+                    self.session = session
+                    await self._update_info()
+        except Exception as e:
+            logger.warning(f"{self.game_name_cn} 更新数据错误：{type(e)}：{e}")
+        self.init_data()
+
+    async def get_url(self, url: str) -> str:
+        result = ""
+        retry = 5
+        for i in range(retry):
+            try:
+                async with self.session.get(url, timeout=10) as response:
+                    result = await response.text()
+                break
+            except TimeoutError:
+                logger.warning(f"访问 {url} 超时, 重试 {i + 1}/{retry}")
+                await asyncio.sleep(1)
+        return result
+
+    async def download_img(self, url: str, name: str) -> bool:
+        img_path = self.img_path / f"{cn2py(name)}.png"
+        if img_path.exists():
+            return True
+        try:
+            async with self.session.get(url, timeout=10) as response:
+                async with aiofiles.open(str(img_path), "wb") as f:
+                    await f.write(await response.read())
+            return True
+        except TimeoutError:
+            logger.warning(f"下载 {self.game_name_cn} 图片超时，名称：{name}，url：{url}")
+            return False
+        except:
+            logger.warning(f"下载 {self.game_name_cn} 链接错误，名称：{name}，url：{url}")
+            return False
+
+    async def _reload_pool(self) -> Optional[Message]:
+        return None
+
+    async def reload_pool(self) -> Optional[Message]:
+        try:
+            async with self.client() as session:
+                self.session = session
+                return await self._reload_pool()
+        except Exception as e:
+            logger.warning(f"{self.game_name_cn} 重载UP池错误：{type(e)}：{e}")
+
+    def reset_count(self, user_id: int) -> bool:
+        return False