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33 lines
838 B
33 lines
838 B
from typing import List
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from fastapi import WebSocket
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class ConnectionManager:
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def __init__(self):
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# 存放激活的ws连接对象
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self.active_connections: List[WebSocket] = []
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async def connect(self, ws: WebSocket):
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# 等待连接
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await ws.accept()
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# 存储ws连接对象
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self.active_connections.append(ws)
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def disconnect(self, ws: WebSocket):
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# 关闭时 移除ws对象
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self.active_connections.remove(ws)
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@staticmethod
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async def send_personal_message(message: str, ws: WebSocket):
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# 发送个人消息
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await ws.send_text(message)
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async def broadcast(self, message: str):
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# 广播消息
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for connection in self.active_connections:
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await connection.send_text(message)
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manager = ConnectionManager()
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