Merge branch 'feature/force_update' into 'develop'

Feature/force update

See merge request milind.mevada/flutter_scaffold_project!12

android/app/build.gradle

@@ -70,20 +70,6 @@ android {
             resValue "string", "app_name", "Flutter-Base"
         }
     }
-    applicationVariants.all { variant ->
-        variant.outputs.all { output ->
-            def project = "Flutter-Base"
-            def SEP = "_"
-            def flavor = variant.productFlavors[0].name
-            def buildType = variant.variantData.variantConfiguration.buildType.name
-            def version = variant.versionName
-            def versionCode = variant.versionCode
-
-            def newApkName = project + SEP + flavor + SEP + buildType + SEP + version + SEP + "(" + versionCode + ")" + ".apk"
-
-            outputFileName = new File(newApkName)
-        }
-    }
 }
 
 flutter {

lib/app_constants.dart

@@ -0,0 +1,4 @@
+//TODO Update store URL for update
+const androidPlayStoreUrl =
+    'https://play.app.goo.gl/?link=https://play.google.com/store/apps/details?id=com.app.id&ddl=1&pcampaignid=web_ddl_1';
+const iosAppStoreUrl = '';

lib/assets/strings/en-US.json

@@ -1,3 +1,7 @@
 {
-  "welcome_message": "Welcome to Scaffold Project"
+  "welcome_message": "Welcome to Scaffold Project",
+  "flexible_update_msg": "New App Update Available",
+  "title_immediate_update": "Update available",
+  "content_immediate_update": "Please update App to new version for better experience.",
+  "btn_update": "UPDATE"
 }

lib/src/app.dart

@@ -7,6 +7,7 @@ import 'package:firebase_performance/firebase_performance.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_base_project/src/analytics/analytics.dart';
 import 'package:flutter_base_project/config.dart';
+import 'package:flutter_base_project/src/app_update/app_update.dart';
 import 'package:flutter_base_project/src/error_logger/error_logger.dart';
 import 'package:flutter_base_project/src/remote_config/remote_config_repository.dart';
 import 'package:flutter_localizations/flutter_localizations.dart';
@@ -28,7 +29,9 @@ Future<void> initApp() async {
   try {
     await RemoteConfigRepository().initConfig();
     await RemoteConfigRepository().syncConfig();
-  } catch (_) {}
+  } catch (e) {
+    debugPrint(e);
+  }
 
   await runZoned<Future<Null>>(
     () async {
@@ -105,7 +108,8 @@ class _AppState extends State<App> {
                     await dio.get(url);
                     debugPrint("DIO RESPONSE");
                   },
-                )
+                ),
+                AppUpdateWidget(),
               ],
             ),
           ),

lib/src/app_update/app_update.dart

@@ -0,0 +1,119 @@
+import 'dart:io' show Platform;
+
+import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_base_project/app_constants.dart';
+import 'package:flutter_base_project/src/app_update/app_update_key_provider.dart';
+import 'package:flutter_base_project/src/remote_config/remote_config_repository.dart';
+import 'package:package_info/package_info.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+enum UpdateMode { NoUpdate, FlexibleUpdate, ImmediateUpdate }
+
+class AppUpdateWidget extends StatefulWidget {
+  @override
+  _AppUpdateWidgetState createState() => _AppUpdateWidgetState();
+}
+
+class _AppUpdateWidgetState extends State<AppUpdateWidget> {
+  @override
+  void initState() {
+    super.initState();
+    promptAppUpdate(context);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Container();
+  }
+}
+
+Future<void> promptAppUpdate(BuildContext context) async {
+  final update = await checkAppUpdate(
+    remoteConfigRepository: RemoteConfigRepository(),
+  );
+
+  if (update == UpdateMode.NoUpdate) {
+    return null;
+  }
+
+  if (update == UpdateMode.FlexibleUpdate) {
+    Scaffold.of(context).showSnackBar(
+      SnackBar(
+        content: Text(AppLocalizations.of(context).tr('flexible_update_msg')),
+        action: SnackBarAction(
+          label: AppLocalizations.of(context).tr('btn_update'),
+          onPressed: () => openStore(),
+        ),
+      ),
+    );
+  }
+
+  if (update == UpdateMode.ImmediateUpdate) {
+    return showDialog(
+      context: context,
+      barrierDismissible: false,
+      builder: (context) {
+        return AlertDialog(
+          title:
+              Text(AppLocalizations.of(context).tr('title_immediate_update')),
+          content:
+              Text(AppLocalizations.of(context).tr('content_immediate_update')),
+          actions: <Widget>[
+            FlatButton(
+              child: Text(AppLocalizations.of(context).tr('btn_update')),
+              onPressed: () => openStore(),
+            )
+          ],
+        );
+      },
+    );
+  }
+}
+
+Future<UpdateMode> checkAppUpdate({
+  @required RemoteConfigRepository remoteConfigRepository,
+}) async {
+  final keyProvider = platformKeyProvider();
+
+  final currentVersion = int.parse(await getCurrentAppVersion());
+  final latestStableVersion = int.parse(
+    await remoteConfigRepository.getString(
+      keyProvider.keyLatestStableVersion,
+    ),
+  );
+  final latestVersion = int.parse(
+    await remoteConfigRepository.getString(
+      keyProvider.keyLatestVersion,
+    ),
+  );
+
+  if (currentVersion >= latestVersion) {
+    return UpdateMode.NoUpdate;
+  }
+
+  if (currentVersion < latestStableVersion) {
+    return UpdateMode.ImmediateUpdate;
+  }
+
+  return UpdateMode.FlexibleUpdate;
+}
+
+Future<String> getCurrentAppVersion() async {
+  final packageInfo = await PackageInfo.fromPlatform();
+  return packageInfo.buildNumber;
+}
+
+Future<void> openStore() async {
+  String url;
+  if (Platform.isAndroid) {
+    url = androidPlayStoreUrl;
+  } else if (Platform.isIOS) {
+    url = iosAppStoreUrl;
+  }
+  if (await canLaunch(url)) {
+    await launch(url);
+  }
+}

lib/src/app_update/app_update_key_provider.dart

@@ -0,0 +1,31 @@
+import 'dart:io' show Platform;
+
+abstract class AppUpdateKeyProvider {
+  String keyLatestStableVersion;
+  String keyLatestVersion;
+}
+
+class AndroidAppUpdateKey implements AppUpdateKeyProvider {
+  @override
+  String keyLatestStableVersion = 'android_latest_stable_version';
+
+  @override
+  String keyLatestVersion = 'android_latest_version';
+}
+
+class IOSAppUpdateKey implements AppUpdateKeyProvider {
+  @override
+  String keyLatestStableVersion = 'iOS_latest_stable_version';
+
+  @override
+  String keyLatestVersion = 'iOS_latest_version';
+}
+
+AppUpdateKeyProvider platformKeyProvider() {
+  if (Platform.isAndroid) {
+    return AndroidAppUpdateKey();
+  } else if (Platform.isIOS) {
+    return IOSAppUpdateKey();
+  }
+  return null;
+}

pubspec.yaml

@@ -1,7 +1,7 @@
 name: flutter_base_project
 description: Scaffold project with all basic setup.
 
-version: 1.0.0+1
+version: 1.0.0+2
 
 environment:
   sdk: ">=2.6.0 <3.0.0"
@@ -22,6 +22,8 @@ dependencies:
 
   sentry: ^3.0.0+1
 
+  url_launcher: ^5.4.1
+
   #Firebase
   firebase_crashlytics: ^0.1.2+4
   firebase_analytics: ^5.0.9