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fb12607 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | "use client";
import { initializeApp, getApps, type FirebaseApp } from "firebase/app";
import {
getMessaging,
getToken,
onMessage,
type Messaging,
} from "firebase/messaging";
let app: FirebaseApp | null = null;
let messaging: Messaging | null = null;
export function initFirebase() {
if (typeof window === "undefined") return;
const {
NEXT_PUBLIC_FIREBASE_API_KEY,
NEXT_PUBLIC_FIREBASE_AUTH_DOMAIN,
NEXT_PUBLIC_FIREBASE_PROJECT_ID,
NEXT_PUBLIC_FIREBASE_STORAGE_BUCKET,
NEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_ID,
NEXT_PUBLIC_FIREBASE_APP_ID,
} = process.env;
if (
!NEXT_PUBLIC_FIREBASE_API_KEY ||
!NEXT_PUBLIC_FIREBASE_PROJECT_ID
) {
console.warn(
"Firebase config not fully provided. Browser push notifications will be disabled.",
);
return;
}
if (getApps().length === 0) {
app = initializeApp({
apiKey: NEXT_PUBLIC_FIREBASE_API_KEY,
authDomain: NEXT_PUBLIC_FIREBASE_AUTH_DOMAIN,
projectId: NEXT_PUBLIC_FIREBASE_PROJECT_ID,
storageBucket: NEXT_PUBLIC_FIREBASE_STORAGE_BUCKET,
messagingSenderId: NEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_ID,
appId: NEXT_PUBLIC_FIREBASE_APP_ID,
});
} else {
app = getApps()[0];
}
try {
messaging = getMessaging(app);
} catch (err) {
console.warn("Failed to initialize Firebase Messaging", err);
}
}
export function getFirebaseMessaging(): Messaging | null {
return messaging;
}
/**
* Request notification permission and retrieve the FCM registration token.
* Returns the token string, or null if permission is not granted or FCM is unavailable.
*/
export async function registerFcmToken(): Promise<string | null> {
if (!messaging) {
console.warn("Firebase Messaging not initialized");
return null;
}
try {
const permission = await Notification.requestPermission();
if (permission !== "granted") {
console.warn("Notification permission not granted");
return null;
}
const token = await getToken(messaging, {
vapidKey: process.env.NEXT_PUBLIC_FIREBASE_VAPID_KEY,
});
if (!token) {
console.warn("Failed to retrieve FCM token");
return null;
}
return token;
} catch (err) {
console.warn("Failed to register FCM token", err);
return null;
}
}
/**
* Listen for foreground messages and dispatch a custom event so the UI can react.
*/
export function onForegroundMessage(
callback: (payload: any) => void,
): (() => void) | null {
if (!messaging) return null;
const unsubscribe = onMessage(messaging, (payload) => {
callback(payload);
});
return unsubscribe;
}
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