text-dataset-tiny-code-script-py-format / ysnrfd_messenger /BACKUP2 /frontend /src /hooks /useWebSocket.js
| import { useState, useEffect, useCallback } from 'react'; | |
| import { useSocket } from '../contexts/SocketContext'; | |
| export const useWebSocket = (eventHandlers = {}) => { | |
| const { socket, isConnected } = useSocket(); | |
| const [lastMessage, setLastMessage] = useState(null); | |
| useEffect(() => { | |
| if (!socket) return; | |
| // Set up event listeners | |
| Object.entries(eventHandlers).forEach(([event, handler]) => { | |
| socket.on(event, handler); | |
| }); | |
| // Clean up event listeners | |
| return () => { | |
| Object.keys(eventHandlers).forEach(event => { | |
| socket.off(event); | |
| }); | |
| }; | |
| }, [socket, eventHandlers]); | |
| const sendMessage = useCallback((event, data) => { | |
| if (socket && isConnected) { | |
| socket.emit(event, data); | |
| } | |
| }, [socket, isConnected]); | |
| const subscribe = useCallback((event, callback) => { | |
| if (socket) { | |
| socket.on(event, callback); | |
| } | |
| }, [socket]); | |
| const unsubscribe = useCallback((event, callback) => { | |
| if (socket) { | |
| socket.off(event, callback); | |
| } | |
| }, [socket]); | |
| return { | |
| socket, | |
| isConnected, | |
| sendMessage, | |
| subscribe, | |
| unsubscribe, | |
| lastMessage | |
| }; | |
| }; |