[WIP] Flutter V2 Migration (#69)

* feat: Updated the packages and the local notification code.

* fix: Fixed dart analysis issue

* fix: Fixed build fail issue

Author: pratikbaid3

android/app/build.gradle

@@ -25,7 +25,7 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion 29
 
     lintOptions {
         disable 'InvalidPackage'
@@ -35,7 +35,7 @@ android {
 
         applicationId "org.ccextractor.rutorrentflutter"
         minSdkVersion 16
-        targetSdkVersion 28
+        targetSdkVersion 29
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
     }

android/build.gradle

@@ -5,7 +5,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
+        classpath 'com.android.tools.build:gradle:3.5.4'
     }
 }
 

ios/Podfile.lock

@@ -107,7 +107,7 @@ SPEC CHECKSUMS:
   DKPhotoGallery: fdfad5125a9fdda9cc57df834d49df790dbb4179
   file_picker: 3e6c3790de664ccf9b882732d9db5eaf6b8d4eb1
   Flutter: 434fef37c0980e73bb6479ef766c45957d4b510c
-  flutter_local_notifications: 9e4738ce2471c5af910d961a6b7eadcf57c50186
+  flutter_local_notifications: 0c0b1ae97e741e1521e4c1629a459d04b9aec743
   flutter_vlc_player: 64a2c27b2c99bc4fb954c5ff9d1cc278c87702ee
   fluttertoast: 6122fa75143e992b1d3470f61000f591a798cc58
   MobileVLCKit: 9a04c9fa19e35c376ddf59425dd82e397d5899ad
@@ -118,7 +118,7 @@ SPEC CHECKSUMS:
   shared_preferences: af6bfa751691cdc24be3045c43ec037377ada40d
   SwiftyGif: e466e86c660d343357ab944a819a101c4127cb40
   Toast: 91b396c56ee72a5790816f40d3a94dd357abc196
-  wakelock: bfc7955c418d0db797614075aabbc58a39ab5107
+  wakelock: d0fc7c864128eac40eba1617cb5264d9c940b46f
 
 PODFILE CHECKSUM: a75497545d4391e2d394c3668e20cfb1c2bbd4aa
 

lib/screens/main_screen.dart

@@ -26,7 +26,8 @@ class MainScreen extends StatefulWidget {
 
 class _MainScreenState extends State<MainScreen> {
   int _currentIndex = 0; // HomePage
-  PackageInfo packageInfo = PackageInfo();
+  PackageInfo packageInfo = new PackageInfo(
+      packageName: '', appName: '', buildNumber: '', version: '');
 
   _initPlugins() async {
     /// Setting application version

lib/services/notifications.dart

@@ -14,7 +14,7 @@ class Notifications {
         AndroidInitializationSettings('@mipmap/ic_launcher');
     var initializationSettingsIOS = IOSInitializationSettings();
     var initializationSettings = InitializationSettings(
-        initializationSettingsAndroid, initializationSettingsIOS);
+        android: initializationSettingsAndroid, iOS: initializationSettingsIOS);
 
     flutterLocalNotificationsPlugin.initialize(initializationSettings,
         onSelectNotification: (String payload) {
@@ -23,10 +23,11 @@ class Notifications {
 
     var androidPlatformChannelSpecifics = new AndroidNotificationDetails(
         'your channel id', 'your channel name', 'your channel description',
-        importance: Importance.Max, priority: Priority.High);
+        importance: Importance.max, priority: Priority.high);
     var iOSPlatformChannelSpecifics = new IOSNotificationDetails();
     platformChannelSpecifics = new NotificationDetails(
-        androidPlatformChannelSpecifics, iOSPlatformChannelSpecifics);
+        android: androidPlatformChannelSpecifics,
+        iOS: iOSPlatformChannelSpecifics);
   }
 
   /// Public Method to generate Notification