Draft: feat/identify users posthog

android/app/src/main/AndroidManifest.xml

@@ -65,5 +65,8 @@
         <meta-data
                 android:name="flutterEmbedding"
                 android:value="2"/>
+
+        <!-- PostHog -->
+        <meta-data android:name="com.posthog.posthog.AUTO_INIT" android:value="false" />
     </application>
 </manifest>

ios/Podfile

@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-platform :ios, '12.0'
+platform :ios, '13.0'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
 ENV['COCOAPODS_DISABLE_STATS'] = 'true'

ios/Runner/Info.plist

@@ -70,5 +70,7 @@
 		</array>
 		<key>UIStatusBarHidden</key>
 		<false/>
+		<key>com.posthog.posthog.AUTO_INIT</key>
+    	<false/>
 	</dict>
 </plist>

lib/epics/analytics.dart

@@ -0,0 +1,22 @@
+import 'package:parousia/actions/actions.dart';
+import 'package:parousia/state/state.dart';
+import 'package:parousia/util/util.dart';
+import 'package:redux_epics/redux_epics.dart';
+import 'package:rxdart/rxdart.dart';
+
+/// All epics that handle analytics
+Epic<AppState> createAnalyticsEpics() => combineEpics<AppState>([
+      _identifyUserEpic,
+    ]);
+
+/// Identify the user in PostHog
+Stream<dynamic> _identifyUserEpic(
+        Stream<dynamic> actions, EpicStore<AppState> store) =>
+    actions
+        .whereType<AuthStateChangedAction>()
+        .where((action) => store.state.auth.user != null)
+        .map((action) async {
+      final email = store.state.auth.user!.email;
+      await identifyUser(
+          store.state.auth.user!.id, email != null ? {'email': email} : null);
+    });

lib/epics/epics.dart

@@ -1,3 +1,4 @@
+export 'analytics.dart';
 export 'auth.dart';
 export 'default_rules.dart';
 export 'groups.dart';

lib/main.dart

@@ -36,6 +36,9 @@ Future<void> main() async {
     yield LicenseEntryWithLineBreaks(['google_fonts'], license);
   });
 
+  // Initialize analytics
+  await initAnalytics();
+
   final configService = ConfigService();
   await configService.initialize();
 
@@ -79,6 +82,7 @@ Future<Store<AppState>> _initStore(SupabaseClient supabase) async {
   final epics = combineEpics<AppState>([
     createRouterEpics(router),
     createAuthEpics(),
+    createAnalyticsEpics(),
     createDefaultRulesEpics(defaultRulesRepository),
     createGroupsEpics(groupsRepository),
     createMembersEpic(membersRepository),

lib/util/analytics.dart

@@ -0,0 +1,18 @@
+import 'package:posthog_flutter/posthog_flutter.dart';
+
+/// Initialize PostHog
+Future<void> initAnalytics() async {
+  final config =
+      PostHogConfig('phc_maDGNEUn4Xpo0Nys1jNI2GnZjEQTVD2IIymbcRxBPta');
+  config.host = 'https://eu.i.posthog.com';
+  config.sendFeatureFlagEvents = false;
+  config.preloadFeatureFlags = false;
+  final posthog = Posthog();
+  await posthog.setup(config);
+}
+
+/// Identify user in PostHog
+Future<void> identifyUser(
+    String userId, Map<String, Object>? userProperties) async {
+  await Posthog().identify(userId: userId, userProperties: userProperties);
+}

lib/util/util.dart

@@ -1,3 +1,4 @@
+export 'analytics.dart';
 export 'base32.dart';
 export 'colors.dart';
 export 'datetime.dart';

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -9,6 +9,7 @@ import app_links
 import file_selector_macos
 import google_sign_in_ios
 import path_provider_foundation
+import posthog_flutter
 import share_plus
 import shared_preferences_foundation
 import sign_in_with_apple
@@ -19,6 +20,7 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
   FLTGoogleSignInPlugin.register(with: registry.registrar(forPlugin: "FLTGoogleSignInPlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
+  PosthogFlutterPlugin.register(with: registry.registrar(forPlugin: "PosthogFlutterPlugin"))
   SharePlusMacosPlugin.register(with: registry.registrar(forPlugin: "SharePlusMacosPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   SignInWithApplePlugin.register(with: registry.registrar(forPlugin: "SignInWithApplePlugin"))

macos/Runner/Info.plist

@@ -28,5 +28,7 @@
 	<string>MainMenu</string>
 	<key>NSPrincipalClass</key>
 	<string>NSApplication</string>
+	<key>com.posthog.posthog.AUTO_INIT</key>
+    <false/>
 </dict>
 </plist>

pubspec.lock

@@ -1081,6 +1081,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.4.0"
+  posthog_flutter:
+    dependency: "direct main"
+    description:
+      name: posthog_flutter
+      sha256: c2d45937331785d49f5be6583a73e7c011b8480e3949744edb9107ae7d41c2c1
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.9.0"
   process:
     dependency: transitive
     description:

pubspec.yaml

@@ -90,6 +90,7 @@ dependencies:
   google_fonts: ^6.2.1
   mime: ^1.0.4
   memoized: ^2.2.6
+  posthog_flutter: ^4.9.0
   universal_html: ^2.2.4
   uuid: ^4.1.0
   share_plus: ^10.1.2

web/index.html

@@ -110,6 +110,13 @@
             document.body.style.background = "transparent";
         }
     </script>
+    <script>
+        !function(t,e){var o,n,p,r;e.__SV||(window.posthog=e,e._i=[],e.init=function(i,s,a){function g(t,e){var o=e.split(".");2==o.length&&(t=t[o[0]],e=o[1]),t[e]=function(){t.push([e].concat(Array.prototype.slice.call(arguments,0)))}}(p=t.createElement("script")).type="text/javascript",p.crossOrigin="anonymous",p.async=!0,p.src=s.api_host.replace(".i.posthog.com","-assets.i.posthog.com")+"/static/array.js",(r=t.getElementsByTagName("script")[0]).parentNode.insertBefore(p,r);var u=e;for(void 0!==a?u=e[a]=[]:a="posthog",u.people=u.people||[],u.toString=function(t){var e="posthog";return"posthog"!==a&&(e+="."+a),t||(e+=" (stub)"),e},u.people.toString=function(){return u.toString(1)+".people (stub)"},o="init capture register register_once register_for_session unregister unregister_for_session getFeatureFlag getFeatureFlagPayload isFeatureEnabled reloadFeatureFlags updateEarlyAccessFeatureEnrollment getEarlyAccessFeatures on onFeatureFlags onSessionId getSurveys getActiveMatchingSurveys renderSurvey canRenderSurvey getNextSurveyStep identify setPersonProperties group resetGroups setPersonPropertiesForFlags resetPersonPropertiesForFlags setGroupPropertiesForFlags resetGroupPropertiesForFlags reset get_distinct_id getGroups get_session_id get_session_replay_url alias set_config startSessionRecording stopSessionRecording sessionRecordingStarted captureException loadToolbar get_property getSessionProperty createPersonProfile opt_in_capturing opt_out_capturing has_opted_in_capturing has_opted_out_capturing clear_opt_in_out_capturing debug".split(" "),n=0;n<o.length;n++)g(u,o[n]);e._i.push([i,s,a])},e.__SV=1)}(document,window.posthog||[]);
+        posthog.init('phc_maDGNEUn4Xpo0Nys1jNI2GnZjEQTVD2IIymbcRxBPta', {
+            api_host:'https://eu.i.posthog.com',
+            person_profiles: 'identified_only'
+        })
+    </script>
 </head>
 <body>
 <picture id="splash">