Allow initializing the DB with Firebase private key (for Vercel deplo…

…yment) (#11)
BuidlGuidl · Feb 7, 2024 · c87ac67 · c87ac67
1 parent 44bc9ed
commit c87ac67
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Showing 2 changed files with 17 additions and 5 deletions.
diff --git a/packages/nextjs/.env.example b/packages/nextjs/.env.example
@@ -4,9 +4,13 @@
 # Firebase live vs local emulator.
 # Important: Only one of the following lines should be uncommented at a time.
 
-# If you want to connecto to a live firebase project, you can use download the service account key json file and add the path here
+# If you want to connect to a live Firebase project, you can download the service account key JSON
+# and add the path here;
 GOOGLE_APPLICATION_CREDENTIALS="/<your>/<path>/<to>/firebaseServiceAccountKey.json"
-# If you want to connect to the firebase emulator
+# OR copy/paste these values from the JSON file (easier for production environments):
+FIREBASE_CLIENT_EMAIL="your_firebase_admin_sdk_email@your_project_id.iam.gserviceaccount.com"
+FIREBASE_PRIVATE_KEY="-----BEGIN...END PRIVATE"
+# If you want to connect to the Firebase emulator
 FIRESTORE_EMULATOR_HOST=localhost:8080
 
 # Setup you project id for firebase

diff --git a/packages/nextjs/services/database/firestoreDB.ts b/packages/nextjs/services/database/firestoreDB.ts
@@ -1,4 +1,4 @@
-import { applicationDefault, getApps, initializeApp } from "firebase-admin/app";
+import { applicationDefault, cert, getApps, initializeApp } from "firebase-admin/app";
 import { getFirestore } from "firebase-admin/firestore";
 
 const getFirestoreConnector = () => {
@@ -9,12 +9,20 @@ const getFirestoreConnector = () => {
   }
 
   if (process.env.GOOGLE_APPLICATION_CREDENTIALS) {
-    console.log("Initializing LIVE Firestore");
+    console.log("Initializing LIVE Firestore with GOOGLE_APPLICATION_CREDENTIALS");
     initializeApp({
       credential: applicationDefault(),
     });
+  } else if (process.env.FIREBASE_PRIVATE_KEY) {
+    console.log("Initializing LIVE Firestore with FIREBASE_PRIVATE_KEY");
+    initializeApp({
+      credential: cert({
+        projectId: process.env.FIREBASE_PROJECT_ID,
+        privateKey: process.env.FIREBASE_PRIVATE_KEY?.replace(/\\n/g, "\n"),
+        clientEmail: process.env.FIREBASE_CLIENT_EMAIL,
+      }),
+    });
   } else {
-    // ToDo. Something is not working. Getting "Error: Could not load the default credentials."
     console.log("Initializing local Firestore instance");
     initializeApp({
       projectId: process.env.FIREBASE_PROJECT_ID,