✨ 添加对主流框架的消息io支持

liteyuki/message/matcher.py

@@ -8,7 +8,55 @@ Copyright (C) 2020-2024 LiteyukiStudio. All Rights Reserved
 @File    : matcher.py
 @Software: PyCharm
 """
+import traceback
+from typing import Any, TypeAlias, Callable, Coroutine
+
+from liteyuki import Event
+from liteyuki.message.rule import Rule
+
+EventHandler: TypeAlias = Callable[[Event], Coroutine[None, None, Any]]
 
 
 class Matcher:
-    pass
+    def __init__(self, rule: Rule, priority: int, block: bool):
+        """
+        匹配器
+        Args:
+            rule: 规则
+            priority: 优先级 >= 0
+            block: 是否阻断后续优先级更低的匹配器
+        """
+        self.rule = rule
+        self.priority = priority
+        self.block = block
+        self.handlers: list[EventHandler] = []
+
+    def __str__(self):
+        return f"Matcher(rule={self.rule}, priority={self.priority}, block={self.block})"
+
+    def handle(self, handler: EventHandler) -> EventHandler:
+        """
+        添加处理函数，装饰器
+        Args:
+            handler:
+        Returns:
+            EventHandler
+        """
+        self.handlers.append(handler)
+        return handler
+
+    async def run(self, event: Event) -> None:
+        """
+        运行处理函数
+        Args:
+            event:
+        Returns:
+        """
+        if not await self.rule(event):
+            return
+
+        for handler in self.handlers:
+            try:
+                await handler(event)
+            except Exception:
+                traceback.print_exc()