Merge pull request #1403 from darshanio/task/firebase-push-fix

[Android] Verified if the FirebaseApp is not already running before initialization.
shinyorg · Feb 28, 2024 · 0b00651 · 0b00651
2 parents 0d7831f + ffd1b57
commit 0b00651
Showing 1 changed file with 33 additions and 11 deletions.
diff --git a/src/Shiny.Push/Platforms/Android/PushManager.cs b/src/Shiny.Push/Platforms/Android/PushManager.cs
@@ -206,20 +206,26 @@ void DoInit()
 
         if (this.config.UseEmbeddedConfiguration)
         {
-            FirebaseApp.InitializeApp(this.platform.AppContext);
-            if (FirebaseApp.Instance == null)
-                throw new InvalidOperationException("Firebase did not initialize.  Ensure your google.services.json is property setup.  Install the nuget package `Xamarin.GooglePlayServices.Tasks` into your Android head project, restart visual studio, and then set your google-services.json to GoogleServicesJson");
+            if (!this.IsFirebaseAappAlreadyInitialized())
+            {
+                FirebaseApp.InitializeApp(this.platform.AppContext);
+                if (FirebaseApp.Instance == null)
+                    throw new InvalidOperationException("Firebase did not initialize.  Ensure your google.services.json is property setup.  Install the nuget package `Xamarin.GooglePlayServices.Tasks` into your Android head project, restart visual studio, and then set your google-services.json to GoogleServicesJson");
+            }
         }
         else
         {
-            var options = new FirebaseOptions.Builder()
-                .SetApplicationId(this.config.AppId)
-                .SetProjectId(this.config.ProjectId)
-                .SetApiKey(this.config.ApiKey)
-                .SetGcmSenderId(this.config.SenderId)
-                .Build();
-
-            FirebaseApp.InitializeApp(this.platform.AppContext, options);
+            if (!this.IsFirebaseAappAlreadyInitialized())
+            {
+                var options = new FirebaseOptions.Builder()
+                        .SetApplicationId(this.config.AppId)
+                        .SetProjectId(this.config.ProjectId)
+                        .SetApiKey(this.config.ApiKey)
+                        .SetGcmSenderId(this.config.SenderId)
+                        .Build();
+
+                FirebaseApp.InitializeApp(this.platform.AppContext, options);
+            }
         }
 
         ShinyFirebaseService.NewToken = async token =>
@@ -266,6 +272,22 @@ await this.services
         this.initialized = true;
     }
 
+    bool IsFirebaseAappAlreadyInitialized()
+    {
+        var isAppInitialized = false;
+        var firebaseApps = FirebaseApp.GetApps(this.platform.AppContext);
+        foreach (var app in firebaseApps)
+        {
+            if (string.Equals(app.Name, FirebaseApp.DefaultAppName))
+            {
+                isAppInitialized = true;
+                break;
+            }
+        }
+
+        return isAppInitialized;
+    }
+
 
     //    protected virtual void TryTriggerNotification(RemoteMessage message)
     //    {