functions

functions/src/notifications.js

@@ -13,10 +13,16 @@ const resendInstance = new Resend(RESEND_API_KEY);
 
 // Initialisation de Expo SDK
 let expo = new Expo();
-const db = admin.firestore();
-
 const EMAIL_FROM = "MusicLand <musicland@minuit.app>";
 
+function getCollectionRef(collectionName = "") {
+  const ref = refList?.[collectionName];
+  if (!ref) {
+    throw new Error(`Unknown collection "${collectionName}"`);
+  }
+  return ref;
+}
+
 exports.sendNotificationWhenDocIsCreated = onDocumentCreated(
   { region: "europe-west1", document: "notifications/{notificationId}" },
   async (event) => {
@@ -34,12 +40,17 @@ exports.sendNotificationWhenDocIsCreated = onDocumentCreated(
         throw new Error("Receiver and message are required");
       }
 
+      const receiverSnap = await getCollectionRef(receiverCollection)
+        .doc(receiver)
+        .get();
+      const receiverData = receiverSnap.exists ? receiverSnap.data() : {};
+
       const {
         pushToken = null,
         pushTokens = [],
         email = "",
         emailNotifications = false,
-      } = (await db.collection(receiverCollection).doc(receiver).get()).data();
+      } = receiverData;
 
       if (!mailOnly) {
         const tokensSet = new Set(
@@ -193,7 +204,7 @@ async function removeInvalidTokens({
       return;
     }
 
-    const docRef = db.collection(receiverCollection).doc(receiverId);
+    const docRef = getCollectionRef(receiverCollection).doc(receiverId);
     const userSnap = await docRef.get();
     const userData = userSnap?.data() || {};