from core.plugin import Plugin, command, on_message
from models.events.message import MessageEvent
from core.permission import Permission

# 插件元信息
__plugin_meta__ = {
    "name": "类风格插件示例",
    "description": "演示如何使用类风格编写插件",
    "usage": "/hello - 打招呼\n/echo <msg> - 复读消息",
}

class MyPlugin(Plugin):
    def __init__(self):
        super().__init__()
        # 可以在这里初始化一些状态
        self.count = 0

    @command("hello")
    async def hello(self, event: MessageEvent, args: list[str]):
        self.count += 1
        await self.reply(event, f"Hello from class-based plugin! (Called {self.count} times)")

    @command("echo", permission=Permission.USER)
    async def echo(self, event: MessageEvent, args: list[str]):
        if args:
            await self.reply(event, " ".join(args))
        else:
            await self.reply(event, "请输入要复读的内容。")

    @on_message()
    async def handle_message(self, event: MessageEvent):
        # 这是一个通用的消息处理器，会处理所有消息
        # 注意：这可能会与命令冲突，通常需要过滤
        if "特定关键词" in event.raw_message:
            await self.reply(event, "检测到特定关键词！")

# 实例化插件以注册
plugin = MyPlugin()