refactor: Upgrade Flutter SDK and Kotlin version (#234)

android/app/build.gradle

@@ -22,13 +22,14 @@ if (flutterVersionName == null) {
 }
 
 apply plugin: 'com.android.application'
-apply plugin: 'com.google.gms.google-services'
 apply plugin: 'kotlin-android'
-apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 apply plugin: 'kotlinx-serialization'
+apply plugin: 'com.google.gms.google-services'
+apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 
 android {
     compileSdkVersion flutter.compileSdkVersion
+    ndkVersion flutter.ndkVersion
 
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8

android/app/src/main/kotlin/ninja/mirea/mireaapp/widget_channel/HomeWidgetPlugin.kt

@@ -216,7 +216,7 @@ class HomeWidgetPlugin : FlutterPlugin, MethodCallHandler, ActivityAware,
         }
     }
 
-    override fun onNewIntent(intent: Intent?): Boolean {
+    override fun onNewIntent(intent: Intent): Boolean {
         receiver?.onReceive(context, intent)
         return receiver != null
     }

android/build.gradle

@@ -1,12 +1,12 @@
 buildscript {
-    ext.kotlin_version = '1.5.31'
+    ext.kotlin_version = '1.6.10'
     repositories {
         google()
         mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.0.2'
+        classpath 'com.android.tools.build:gradle:7.1.2'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
         classpath 'com.google.gms:google-services:4.3.8'

android/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-all.zip

lib/common/utils/calendar_utils.dart

@@ -1,4 +1,3 @@
-import 'dart:math';
 
 import 'package:clock/clock.dart';
 import 'package:intl/intl.dart';

lib/data/repositories/forum_repository_impl.dart

@@ -33,7 +33,7 @@ class ForumRepositoryImpl implements ForumRepository {
         final patrons = await localDataSource.getPatronsFromCache();
         return Right(patrons);
       } on CacheException {
-        return Left(CacheFailure());
+        return const Left(CacheFailure());
       }
     }
   }

lib/data/repositories/github_repository_impl.dart

@@ -26,14 +26,14 @@ class GithubRepositoryImpl implements GithubRepository {
         localDataSource.setContributorsToCache(contributors);
         return Right(contributors);
       } on ServerException {
-        return Left(ServerFailure());
+        return const Left(ServerFailure());
       }
     } else {
       try {
         final contributors = await localDataSource.getContributorsFromCache();
         return Right(contributors);
       } on CacheException {
-        return Left(CacheFailure());
+        return const Left(CacheFailure());
       }
     }
   }

lib/data/repositories/news_repository_impl.dart

@@ -25,10 +25,10 @@ class NewsRepositoryImpl implements NewsRepository {
             await remoteDataSource.getNews(offset, limit, isImportant, tag);
         return Right(newsList);
       } on ServerException {
-        return const Left(const ServerFailure());
+        return const Left(ServerFailure());
       }
     } else {
-      return const Left(const ServerFailure());
+      return const Left(ServerFailure());
     }
   }
 
@@ -39,10 +39,10 @@ class NewsRepositoryImpl implements NewsRepository {
         final tagsList = await remoteDataSource.getTags();
         return Right(tagsList);
       } on ServerException {
-        return const Left(const ServerFailure());
+        return const Left(ServerFailure());
       }
     } else {
-      return const Left(const ServerFailure());
+      return const Left(ServerFailure());
     }
   }
 }

lib/data/repositories/schedule_repository_impl.dart

@@ -23,7 +23,6 @@ class ScheduleRepositoryImpl implements ScheduleRepository {
 
   @override
   Future<Either<Failure, List<String>>> getAllGroups() async {
-    connectionChecker.checkInterval = const Duration(seconds: 2);
     if (await connectionChecker.hasConnection) {
       try {
         final groupsList = await remoteDataSource.getGroups();
@@ -86,7 +85,7 @@ class ScheduleRepositoryImpl implements ScheduleRepository {
         // we can try to get the schedule from the local storage
         final localSchedule = await _tryGetLocalSchedule(group);
         if (localSchedule.isRight()) return localSchedule;
-        return Left(ServerFailure());
+        return const Left(ServerFailure());
       }
     } else {
       return await _tryGetLocalSchedule(group);
@@ -108,7 +107,7 @@ class ScheduleRepositoryImpl implements ScheduleRepository {
     try {
       return Right(await localDataSource.getActiveGroupFromCache());
     } on CacheException {
-      return Left(CacheFailure());
+      return const Left(CacheFailure());
     }
   }
 
@@ -123,7 +122,7 @@ class ScheduleRepositoryImpl implements ScheduleRepository {
       final localSchedule = await localDataSource.getScheduleFromCache();
       return Right(localSchedule);
     } on CacheException {
-      return Left(CacheFailure());
+      return const Left(CacheFailure());
     }
   }
 

lib/domain/repositories/app_settings_repository.dart

@@ -1,5 +1,3 @@
-import 'package:dartz/dartz.dart';
-import 'package:rtu_mirea_app/common/errors/failures.dart';
 import 'package:rtu_mirea_app/domain/entities/app_settings.dart';
 
 abstract class AppSettingsRepository {

lib/main.dart

@@ -25,7 +25,6 @@ import 'package:rtu_mirea_app/presentation/core/routes/routes.gr.dart';
 import 'package:rtu_mirea_app/presentation/theme.dart';
 import 'package:intl/intl_standalone.dart';
 import 'package:rtu_mirea_app/service_locator.dart' as dependency_injection;
-import 'package:shared_preferences/shared_preferences.dart';
 import 'package:url_strategy/url_strategy.dart';
 import 'service_locator.dart';
 import 'package:firebase_core/firebase_core.dart';

lib/presentation/bloc/news_bloc/news_bloc.dart

@@ -1,4 +1,3 @@
-import 'dart:async';
 
 import 'package:bloc/bloc.dart';
 import 'package:equatable/equatable.dart';

lib/presentation/colors.dart

@@ -1,4 +1,3 @@
-import 'dart:ui';
 import 'package:flutter/material.dart';
 import 'package:flutter/painting.dart';
 

lib/presentation/core/routes/routes.dart

@@ -106,6 +106,8 @@ Route<T> transparentRoute<T>(
     BuildContext context, Widget child, CustomPage<T> page) {
   return TransparentRoute(
     settings: page,
+    transitionDuration: const Duration(milliseconds: 250),
+    reverseTransitionDuration: const Duration(milliseconds: 250),
     builder: (context) => child,
     backgroundColor: Colors.black.withOpacity(0.45),
   );

lib/presentation/pages/news/news_page.dart

@@ -1,4 +1,3 @@
-import 'dart:async';
 import 'package:auto_route/auto_route.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';

lib/presentation/pages/news/widgets/story_item.dart

@@ -1,5 +1,4 @@
 import 'package:auto_route/auto_route.dart';
-import 'package:firebase_analytics/firebase_analytics.dart';
 import 'package:flutter/material.dart';
 import 'package:rtu_mirea_app/domain/entities/story.dart';
 import 'package:rtu_mirea_app/presentation/colors.dart';

pubspec.yaml

@@ -1,5 +1,6 @@
 name: rtu_mirea_app
 description: Mobile application for students of RTU MIREA
+publish_to: 'none'
 
 # The following defines the version and build number for your application.
 # A version number is three numbers separated by dots, like 1.2.43
@@ -80,7 +81,7 @@ dependencies:
   # dates or a range of dates. It has four built-in views that allow quick 
   # navigation to the desired date.
   # See https://pub.dev/packages/syncfusion_flutter_datepicker
-  syncfusion_flutter_datepicker: ^19.3.54
+  syncfusion_flutter_datepicker: ^20.1.57
 
   # A Flutter widget rendering static HTML and CSS as Flutter widgets.
   # See https://pub.dev/packages/flutter_html
@@ -128,12 +129,11 @@ dependencies:
   # ListView that implicitly animates between the changes of two lists
   # See https://pub.dev/packages/implicitly_animated_reorderable_list
   implicitly_animated_reorderable_list: ^0.4.2
-
-  syncfusion_flutter_core: ^19.4.38
-  syncfusion_flutter_datagrid: 
-  syncfusion_flutter_sliders: ^19.4.38
-  syncfusion_flutter_charts: ^19.4.38
-  syncfusion_flutter_gauges: ^19.4.38
+  syncfusion_flutter_datagrid: ^20.1.57
+  syncfusion_flutter_core: ^20.1.57
+  syncfusion_flutter_sliders: ^20.1.57
+  syncfusion_flutter_charts: ^20.1.57
+  syncfusion_flutter_gauges: ^20.1.57
 
   auto_route: ^3.2.2
 
@@ -168,7 +168,7 @@ dependencies:
   get_storage:
 
   # https://pub.dev/packages/home_widget
-  home_widget: ^0.1.5
+  home_widget: ^0.1.6
 
   freezed_annotation: ^1.1.0
   firebase_core: ^1.12.0

test/mirea_test.dart

@@ -1,6 +1,4 @@
 import 'package:flutter_test/flutter_test.dart';
-import 'package:rtu_mirea_app/service_locator.dart' as service_locator;
-import 'package:shared_preferences/shared_preferences.dart';
 
 import 'utils/calendar_test.dart' as cal_utils;