55 lines
1.6 KiB
JavaScript
55 lines
1.6 KiB
JavaScript
/**
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* Metered TURN Server Integration
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*/
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let globalIceServers = [
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{ urls: 'stun:stun.l.google.com:19302' }
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];
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let meteredIceFetchPromise = null;
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/**
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* Fetch ICE servers from /ice-servers endpoint and merge with default STUN server.
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* Handles network errors gracefully with fallback.
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*
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* @returns {Promise<Array>} Resolves with the array of ICE server objects.
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*/
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export function getMeteredIceServers() {
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if (meteredIceFetchPromise) return meteredIceFetchPromise;
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meteredIceFetchPromise = fetch('/ice-servers', {
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headers: {
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'Accept': 'application/json',
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'X-Requested-With': 'XMLHttpRequest'
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}
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})
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.then(response => {
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if (!response.ok) {
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throw new Error(`Failed to fetch ICE servers: HTTP status ${response.status}`);
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}
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return response.json();
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})
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.then(meteredIce => {
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if (Array.isArray(meteredIce) && meteredIce.length > 0) {
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globalIceServers = [
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{ urls: 'stun:stun.l.google.com:19302' },
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...meteredIce.slice(0, 3)
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];
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}
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window.globalIceServers = globalIceServers;
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return globalIceServers;
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})
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.catch(e => {
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console.warn('Metered TURN fetch warning:', e);
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window.globalIceServers = globalIceServers;
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return globalIceServers;
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});
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return meteredIceFetchPromise;
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}
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export function initMeteredIceServers() {
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return getMeteredIceServers();
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}
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export { globalIceServers };
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