62 lines
1.8 KiB
Python
62 lines
1.8 KiB
Python
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from typing import Union
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from fastapi import WebSocket as FastAPIWebSocket
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from websockets import WebSocketClientProtocol as WebSocket
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from freqtrade.rpc.api_server.ws.types import WebSocketType
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class WebSocketProxy:
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"""
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WebSocketProxy object to bring the FastAPIWebSocket and websockets.WebSocketClientProtocol
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under the same API
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"""
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def __init__(self, websocket: WebSocketType):
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self._websocket: Union[FastAPIWebSocket, WebSocket] = websocket
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async def send(self, data):
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"""
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Send data on the wrapped websocket
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"""
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if isinstance(data, str):
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data = data.encode()
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if hasattr(self._websocket, "send_bytes"):
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await self._websocket.send_bytes(data)
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else:
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await self._websocket.send(data)
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async def recv(self):
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"""
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Receive data on the wrapped websocket
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"""
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if hasattr(self._websocket, "receive_bytes"):
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return await self._websocket.receive_bytes()
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else:
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return await self._websocket.recv()
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async def ping(self):
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"""
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Ping the websocket, not supported by FastAPI WebSockets
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"""
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if hasattr(self._websocket, "ping"):
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return await self._websocket.ping()
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return False
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async def close(self, code: int = 1000):
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"""
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Close the websocket connection, only supported by FastAPI WebSockets
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"""
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if hasattr(self._websocket, "close"):
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return await self._websocket.close(code)
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pass
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async def accept(self):
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"""
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Accept the WebSocket connection, only support by FastAPI WebSockets
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"""
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if hasattr(self._websocket, "accept"):
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return await self._websocket.accept()
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pass
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