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23 lines
642 B
Python
23 lines
642 B
Python
import asyncio
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from typing import AsyncGenerator
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from chat.models import Message
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class Broker:
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def __init__(self) -> None:
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self.connections = set()
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async def publish(self, message: str, store=True) -> None:
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for connection in self.connections:
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Message(message=message).save()
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await connection.put(message)
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async def subscribe(self) -> AsyncGenerator[str, None]:
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connection = asyncio.Queue()
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self.connections.add(connection)
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try:
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while True:
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yield await connection.get()
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finally:
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self.connections.remove(connection)
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