fix(config): made "databaseUrl" config value optional

re #458

Author: lupas

README.md

@@ -46,7 +46,6 @@ modules: [
         config: {
           apiKey: '<apiKey>',
           authDomain: '<authDomain>',
-          databaseURL: '<databaseURL>',
           projectId: '<projectId>',
           storageBucket: '<storageBucket>',
           messagingSenderId: '<messagingSenderId>',

docs/content/en/guide/getting-started.md

@@ -63,7 +63,6 @@ modules: [
         config: {
           apiKey: '<apiKey>',
           authDomain: '<authDomain>',
-          databaseURL: '<databaseURL>',
           projectId: '<projectId>',
           storageBucket: '<storageBucket>',
           messagingSenderId: '<messagingSenderId>',

docs/content/en/guide/options.md

@@ -18,7 +18,6 @@ config: {
   // REQUIRED: Official config for firebase.initializeApp(config):
   apiKey: '<apiKey>',
   authDomain: '<authDomain>',
-  databaseURL: '<databaseURL>',
   projectId: '<projectId>',
   storageBucket: '<storageBucket>',
   messagingSenderId: '<messagingSenderId>',
@@ -97,7 +96,7 @@ config: {
   foofoofoo: {
     apiKey: '<apiKey>',
     authDomain: '<authDomain>',
-    databaseURL: '<databaseURL>',
+    databaseURL: '<databaseURL>', // Optional
     projectId: '<projectId>',
     storageBucket: '<storageBucket>',
     messagingSenderId: '<messagingSenderId>',

lib/module.js

@@ -284,7 +284,7 @@ function validateConfigKeys (options, currentEnv) {
   const requiredKeys = [
     'apiKey',
     'authDomain',
-    'databaseURL',
+    // 'databaseURL', // legacy, only available in old projects
     'projectId',
     'storageBucket',
     'messagingSenderId',

types/index.d.ts

@@ -13,7 +13,7 @@ import { auth } from 'firebase-admin'
 export interface FirebaseConfiguration {
   apiKey: string
   authDomain: string
-  databaseURL: string
+  databaseURL?: string
   projectId: string
   storageBucket: string
   messagingSenderId: string