Firebase analytics and crashlytics integrated in android

android/.gitignore

@@ -5,3 +5,4 @@ gradle-wrapper.jar
 /gradlew.bat
 /local.properties
 GeneratedPluginRegistrant.java
+/app/google-services.json

android/app/build.gradle

@@ -30,6 +30,7 @@ if (keystorePropertiesFile.exists()) {
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
+apply plugin: 'com.google.gms.google-services'
 
 android {
     compileSdkVersion 31
@@ -54,7 +55,7 @@ android {
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "com.nividata.mathmatrix"
-        minSdkVersion 16
+        minSdkVersion 21
         targetSdkVersion 31
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
@@ -80,3 +81,6 @@ dependencies {
     androidTestImplementation 'androidx.test:runner:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
 }
+
+apply plugin: 'com.google.firebase.crashlytics'
+

android/app/src/main/AndroidManifest.xml

@@ -5,6 +5,7 @@
          In most cases you can leave this as-is, but you if you want to provide
          additional functionality it is fine to subclass or reimplement
          FlutterApplication and put your custom class here. -->
+    <uses-permission android:name="android.permission.INTERNET"/>
     <application
         android:name="${applicationName}"
         android:icon="@mipmap/launcher_icon"

android/build.gradle

@@ -8,6 +8,8 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:4.1.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath 'com.google.gms:google-services:4.3.8'
+        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.7.1'
     }
 }
 
@@ -15,6 +17,7 @@ allprojects {
     repositories {
         google()
         jcenter()
+        mavenCentral()
     }
 }
 

lib/main.dart

@@ -1,3 +1,7 @@
+import 'package:firebase_analytics/firebase_analytics.dart';
+import 'package:firebase_core/firebase_core.dart';
+import 'package:firebase_crashlytics/firebase_crashlytics.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:get_it/get_it.dart';
 import 'package:mathgame/src/ui/app/app.dart';
@@ -8,19 +12,37 @@ import 'package:shared_preferences/shared_preferences.dart';
 
 Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
+  await Firebase.initializeApp();
+
+  if (kDebugMode) {
+    await FirebaseCrashlytics.instance.setCrashlyticsCollectionEnabled(false);
+  }
   final sharedPreferences = await SharedPreferences.getInstance();
+  FirebaseAnalytics firebaseAnalytics = FirebaseAnalytics.instance;
+
+  FlutterError.onError = FirebaseCrashlytics.instance.recordFlutterError;
+
   setupServiceLocator(sharedPreferences);
-  runApp(MultiProvider(providers: [
+  runApp(
+    MultiProvider(
+      providers: [
         // Provider<SharedPreferences>(create: (context) => sharedPreferences),
         ChangeNotifierProvider(
-      create: (context) => ThemeProvider(sharedPreferences: sharedPreferences),
+          create: (context) =>
+              ThemeProvider(sharedPreferences: sharedPreferences),
         ),
         ChangeNotifierProvider<DashboardProvider>(
           create: (context) => GetIt.I.get<DashboardProvider>(),
         )
-  ], child: MyApp()));
+      ],
+      child: MyApp(
+        firebaseAnalytics: firebaseAnalytics,
+      ),
+    ),
+  );
 }
 
 setupServiceLocator(SharedPreferences sharedPreferences) {
-  GetIt.I.registerSingleton<DashboardProvider>(DashboardProvider(preferences: sharedPreferences));
+  GetIt.I.registerSingleton<DashboardProvider>(
+      DashboardProvider(preferences: sharedPreferences));
 }

lib/src/ui/app/app.dart

@@ -1,3 +1,4 @@
+import 'package:firebase_analytics/firebase_analytics.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:mathgame/src/core/app_constant.dart';
@@ -8,6 +9,12 @@ import 'package:provider/provider.dart';
 
 class MyApp extends StatelessWidget {
   final String fontFamily = "Montserrat";
+  final FirebaseAnalytics firebaseAnalytics;
+
+  const MyApp({
+    required this.firebaseAnalytics,
+    Key? key,
+  }) : super(key: key);
 
   @override
   Widget build(BuildContext context) {
@@ -27,6 +34,9 @@ class MyApp extends StatelessWidget {
         initialRoute: KeyUtil.splash,
         routes: appRoutes,
         // home: DashboardView(),
+        navigatorObservers: [
+          FirebaseAnalyticsObserver(analytics: firebaseAnalytics)
+        ],
       );
     });
   }

pubspec.yaml

@@ -31,6 +31,7 @@ dependencies:
   tuple: ^2.0.0
   package_info: ^2.0.2
 
+  firebase_core: ^1.13.1
   firebase_analytics: ^9.1.2
   firebase_crashlytics: ^2.5.3
 

test/widget_test.dart

@@ -13,18 +13,18 @@ import 'package:mathgame/src/ui/app/app.dart';
 void main() {
   testWidgets('Counter increments smoke test', (WidgetTester tester) async {
     // Build our app and trigger a frame.
-    await tester.pumpWidget(MyApp());
-
-    // Verify that our counter starts at 0.
-    expect(find.text('0'), findsOneWidget);
-    expect(find.text('1'), findsNothing);
-
-    // Tap the '+' icon and trigger a frame.
-    await tester.tap(find.byIcon(Icons.add));
-    await tester.pump();
-
-    // Verify that our counter has incremented.
-    expect(find.text('0'), findsNothing);
-    expect(find.text('1'), findsOneWidget);
+    // await tester.pumpWidget(MyApp());
+    //
+    // // Verify that our counter starts at 0.
+    // expect(find.text('0'), findsOneWidget);
+    // expect(find.text('1'), findsNothing);
+    //
+    // // Tap the '+' icon and trigger a frame.
+    // await tester.tap(find.byIcon(Icons.add));
+    // await tester.pump();
+    //
+    // // Verify that our counter has incremented.
+    // expect(find.text('0'), findsNothing);
+    // expect(find.text('1'), findsOneWidget);
   });
 }