Elmar Kresse
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59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
// Assumes socket.io client library is loaded globally as io
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let socket;
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const outbox = [];
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let sessionId = localStorage.getItem('sessionId') || null;
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let _lastRoomId = localStorage.getItem('lastRoomId') || null;
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export function wsIsOpen() {
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return !!socket?.connected;
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}
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export function sendMsg(obj) {
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if (wsIsOpen()) socket.emit('message', obj);
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else outbox.push(obj);
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}
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export function connectWS(onMessage) {
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// Establish Socket.IO connection in websocket-only mode
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socket = window.io({ transports: ['websocket'] });
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socket.on('connect', () => {
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// Try to resume session immediately on (re)connect
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if (sessionId) {
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try {
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socket.emit('message', { type: 'resume', sessionId });
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} catch {}
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}
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// flush queued
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setTimeout(() => {
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while (outbox.length && wsIsOpen()) {
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try {
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socket.emit('message', outbox.shift());
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} catch {
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break;
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}
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}
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}, 50);
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});
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socket.on('message', (msg) => {
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// Adapt to previous onmessage(ev) signature used by main.js
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const ev = { data: JSON.stringify(msg) };
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onMessage(ev);
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});
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// Socket.IO handles reconnection internally; no manual timers required
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}
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// Helpers to update cached ids from other modules
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export function cacheSessionId(id) {
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if (!id) return;
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sessionId = id;
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try {
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localStorage.setItem('sessionId', id);
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} catch {}
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}
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export function cacheLastRoomId(id) {
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if (!id) return;
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_lastRoomId = id;
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try {
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localStorage.setItem('lastRoomId', id);
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} catch {}
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}
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