firebase analytics integration in flutter (#76)

2025-07-10 06:10:35 +08:00 · 2021-07-26 00:24:47 +05:30
parent 89f48b8f1e
commit abd78777a6
73 changed files with 1787 additions and 0 deletions
--- a/analytics_integration/lib/main.dart
+++ b/analytics_integration/lib/main.dart
@ -0,0 +1,144 @@
+import 'package:analytics_integration/single_item_tile.dart';
+import 'package:firebase_analytics/firebase_analytics.dart';
+import 'package:firebase_analytics/observer.dart';
+import 'package:firebase_core/firebase_core.dart';
+import 'package:flutter/material.dart';
+
+void main() async {
+  WidgetsFlutterBinding.ensureInitialized();
+
+  /// initialize your firebase project
+  await Firebase.initializeApp();
+  runApp(FlutterAnalyticsApp());
+}
+
+class FlutterAnalyticsApp extends StatelessWidget {
+  /// create instance of FirebaseAnalytics as [analytics]
+  static FirebaseAnalytics analytics = FirebaseAnalytics();
+
+  /// create observer for FirebaseAnalytics as [observer]
+  /// this observer sends events to Firebase Analytics when the
+  /// currently active route changes.
+  static FirebaseAnalyticsObserver observer =
+      FirebaseAnalyticsObserver(analytics: analytics);
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      title: 'Flutter Analytics',
+      debugShowCheckedModeBanner: false,
+      theme: ThemeData(
+        primarySwatch: Colors.blue,
+        visualDensity: VisualDensity.adaptivePlatformDensity,
+      ),
+
+      /// this is used to observe navigation changes in the app
+      /// and sending data back to Firebase Analytics
+      navigatorObservers: <NavigatorObserver>[observer],
+      home: FlutterAnalyticsHome(
+        title: 'Flutter Analytics',
+        analytics: analytics,
+        observer: observer,
+      ),
+    );
+  }
+}
+
+class FlutterAnalyticsHome extends StatefulWidget {
+  final String title;
+  final FirebaseAnalytics analytics;
+  final FirebaseAnalyticsObserver observer;
+
+  FlutterAnalyticsHome({
+    Key key,
+    this.title,
+    this.analytics,
+    this.observer,
+  }) : super(key: key);
+
+  @override
+  _FlutterAnalyticsHomeState createState() => _FlutterAnalyticsHomeState();
+}
+
+class _FlutterAnalyticsHomeState extends State<FlutterAnalyticsHome> {
+  FirebaseAnalytics _analytics;
+
+  @override
+  void initState() {
+    /// initializing data to local variable [_analytics] for Firebase Analytics
+    /// that we made before for local use
+    _analytics = widget.analytics;
+    //// below three events are related to user which we are
+    //// sending to Firebase Analytics
+    _setUserIdInAnalytics();
+    _setUserPropertyInAnalytics();
+    _currentScreen();
+    super.initState();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: Colors.white,
+      appBar: AppBar(
+        title: Center(
+          child: Text(widget.title),
+        ),
+      ),
+      body: Padding(
+        padding: const EdgeInsets.all(16.0),
+        child: ListView(
+          shrinkWrap: true,
+          children: <Widget>[
+            SizedBox(
+              height: 16,
+            ),
+            SingleItemTile(
+              itemName: 'Carrot',
+              analytics: _analytics,
+              quantity: 1,
+              price: '100Rs',
+            ),
+            SizedBox(
+              height: 16,
+            ),
+            SingleItemTile(
+              itemName: 'Baby Carrot',
+              analytics: _analytics,
+              quantity: .5,
+              price: '50Rs',
+            ),
+            SizedBox(
+              height: 16,
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  //// to create a unique user identifier for Analytics
+  //// send user id(if you app has)
+  Future<void> _setUserIdInAnalytics() async {
+    await _analytics.setUserId('alksj39hnfn49skvnghqwp40sm');
+  }
+
+  //// sending user related field to Analytics
+  /// below [name] is the name of the user property to set
+  /// [value] is the values of that property
+  Future<void> _setUserPropertyInAnalytics() async {
+    await _analytics.setUserProperty(
+      name: 'email',
+      value: 'johndoe@gmail.com',
+    );
+  }
+
+  /// Setting the current Screen of the app in [screenName]
+  /// and sending back to Analytics
+  Future<void> _currentScreen() async {
+    await _analytics.setCurrentScreen(
+      screenName: 'FlutterAnalyticsHome',
+      screenClassOverride: 'FlutterAnalyticsHome',
+    );
+  }
+}