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Runtime error
Runtime error
| window.ttsFirebase = (() => { | |
| let initialized = false; | |
| function getConfig() { | |
| return window.ttsFirebaseConfig || {}; | |
| } | |
| function ensureInitialized() { | |
| if (initialized) { | |
| return; | |
| } | |
| if (typeof firebase === "undefined") { | |
| throw new Error("Firebase SDK is not loaded."); | |
| } | |
| const config = getConfig(); | |
| if (!config.apiKey || !config.projectId || !config.messagingSenderId || !config.appId) { | |
| throw new Error("Firebase web config is incomplete."); | |
| } | |
| firebase.initializeApp({ | |
| apiKey: config.apiKey, | |
| authDomain: config.authDomain, | |
| projectId: config.projectId, | |
| messagingSenderId: config.messagingSenderId, | |
| appId: config.appId | |
| }); | |
| initialized = true; | |
| } | |
| async function getRegistrationToken() { | |
| if (!("Notification" in window) || !("serviceWorker" in navigator)) { | |
| return null; | |
| } | |
| const config = getConfig(); | |
| if (!config.vapidKey) { | |
| throw new Error("Firebase VAPID key is missing."); | |
| } | |
| ensureInitialized(); | |
| const permission = await Notification.requestPermission(); | |
| if (permission !== "granted") { | |
| return null; | |
| } | |
| const registration = await navigator.serviceWorker.register("/firebase-messaging-sw.js"); | |
| const messaging = firebase.messaging(); | |
| const token = await messaging.getToken({ | |
| vapidKey: config.vapidKey, | |
| serviceWorkerRegistration: registration | |
| }); | |
| return token || null; | |
| } | |
| async function areNotificationsEnabled() { | |
| if (!("Notification" in window) || !("serviceWorker" in navigator)) { | |
| return false; | |
| } | |
| if (Notification.permission !== "granted") { | |
| return false; | |
| } | |
| try { | |
| const registration = await navigator.serviceWorker.getRegistration("/firebase-messaging-sw.js"); | |
| if (!registration) { | |
| return false; | |
| } | |
| const messaging = firebase.messaging(); | |
| const config = getConfig(); | |
| const token = await messaging.getToken({ | |
| vapidKey: config.vapidKey, | |
| serviceWorkerRegistration: registration | |
| }); | |
| return !!token; | |
| } catch (e) { | |
| return false; | |
| } | |
| } | |
| async function disableNotifications() { | |
| if (!("Notification" in window) || !("serviceWorker" in navigator)) { | |
| return; | |
| } | |
| try { | |
| const registration = await navigator.serviceWorker.getRegistration("/firebase-messaging-sw.js"); | |
| if (registration) { | |
| const messaging = firebase.messaging(); | |
| await messaging.deleteToken(); | |
| } | |
| } catch (e) { | |
| console.error("Error during disableNotifications:", e); | |
| } | |
| } | |
| return { | |
| getRegistrationToken, | |
| areNotificationsEnabled, | |
| disableNotifications | |
| }; | |
| })(); | |