98 lines
2.5 KiB
TypeScript
98 lines
2.5 KiB
TypeScript
import { useState, useEffect, useRef } from "react";
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export const useWebsocketLottery = (url: string) => {
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const [wsStatus, setWsStatus] = useState<
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"connecting" | "connected" | "error" | "closed"
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>("connecting");
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const wsRef = useRef<WebSocket | null>(null);
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const reconnectTimeoutRef = useRef<NodeJS.Timeout | null>(null);
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const messageListeners = useRef<((event: MessageEvent) => void)[]>([]);
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useEffect(() => {
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let isMounted = true;
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const setupWebSocket = () => {
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if (!isMounted) return;
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console.log("🔄 Connecting to WebSocket...");
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const socket = new WebSocket(url);
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wsRef.current = socket;
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socket.onopen = () => {
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if (!isMounted) return;
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console.log("✅ WebSocket connected");
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console.log("WebSocket url", url);
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setWsStatus("connected");
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if (reconnectTimeoutRef.current)
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clearTimeout(reconnectTimeoutRef.current);
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};
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socket.onmessage = (event) => {
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if (!isMounted) return;
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console.log("📩 Message received:", event.data);
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messageListeners.current.forEach((listener) => listener(event));
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};
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socket.onerror = () => {
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if (!isMounted) return;
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console.error("❌ WebSocket error");
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setWsStatus("error");
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};
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socket.onclose = () => {
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if (!isMounted) return;
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console.log("❌ WebSocket closed");
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setWsStatus("closed");
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reconnectWebSocket();
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};
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};
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const reconnectWebSocket = () => {
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if (!isMounted) return;
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console.log("🔄 Reconnecting to WebSocket...");
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reconnectTimeoutRef.current = setTimeout(() => {
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setupWebSocket();
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}, 5000);
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};
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setupWebSocket();
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return () => {
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console.log("🔌 Cleaning up WebSocket connection...");
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isMounted = false;
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if (wsRef.current) {
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wsRef.current.close();
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wsRef.current = null;
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}
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if (reconnectTimeoutRef.current) {
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clearTimeout(reconnectTimeoutRef.current);
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}
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};
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}, [url]);
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const sendPing = () => {
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if (wsRef.current && wsRef.current.readyState === WebSocket.OPEN) {
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console.log("📤 Sending ping");
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wsRef.current.send(JSON.stringify({ type: "ping" }));
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}
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};
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const subscribeToMessages = (listener: (event: MessageEvent) => void) => {
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messageListeners.current.push(listener);
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return () => {
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messageListeners.current = messageListeners.current.filter(
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(l) => l !== listener
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);
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};
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};
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return { wsStatus, sendPing, subscribeToMessages };
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};
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