feature/update flutter 2.8

example/pubspec.lock

@@ -7,21 +7,21 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.1.2"
+    version: "3.1.6"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.6.1"
+    version: "2.8.2"
   bloc:
     dependency: transitive
     description:
       name: bloc
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "7.0.0"
+    version: "7.2.1"
   boolean_selector:
     dependency: transitive
     description:
@@ -35,14 +35,14 @@ packages:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.2.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.3.1"
   chewie:
     dependency: transitive
     description:
@@ -71,13 +71,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.0.1"
+  csslib:
+    dependency: transitive
+    description:
+      name: csslib
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.17.1"
   cupertino_icons:
     dependency: transitive
     description:
       name: cupertino_icons
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.3"
+    version: "1.0.4"
   fake_async:
     dependency: transitive
     description:
@@ -103,14 +110,14 @@ packages:
       name: flutter_bloc
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "7.0.0"
+    version: "7.3.3"
   flutter_platform_widgets:
     dependency: transitive
     description:
       name: flutter_platform_widgets
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.0"
+    version: "1.12.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -127,7 +134,14 @@ packages:
       name: go_router
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.5.5"
+  html:
+    dependency: transitive
+    description:
+      name: html
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.15.0"
   intl:
     dependency: transitive
     description:
@@ -148,35 +162,35 @@ packages:
       name: json_annotation
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.0.1"
+    version: "4.4.0"
   logging:
     dependency: transitive
     description:
       name: logging
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "1.0.2"
   lottie:
     dependency: transitive
     description:
       name: lottie
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "1.2.1"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10"
+    version: "0.12.11"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.3.0"
+    version: "1.7.0"
   nested:
     dependency: transitive
     description:
@@ -199,12 +213,12 @@ packages:
     source: hosted
     version: "0.4.0"
   provider:
-    dependency: transitive
+    dependency: "direct overridden"
     description:
       name: provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.0.0"
+    version: "6.0.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -258,7 +272,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.3.0"
+    version: "0.4.3"
   typed_data:
     dependency: transitive
     description:
@@ -272,77 +286,77 @@ packages:
       name: uuid
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.0.4"
+    version: "3.0.5"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.1"
   video_player:
     dependency: transitive
     description:
       name: video_player
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.6"
+    version: "2.2.8"
   video_player_platform_interface:
     dependency: transitive
     description:
       name: video_player_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.1.0"
+    version: "4.2.0"
   video_player_web:
     dependency: transitive
     description:
       name: video_player_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.1"
+    version: "2.0.4"
   wakelock:
     dependency: transitive
     description:
       name: wakelock
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.2"
+    version: "0.5.6"
   wakelock_macos:
     dependency: transitive
     description:
       name: wakelock_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.0+1"
+    version: "0.4.0"
   wakelock_platform_interface:
     dependency: transitive
     description:
       name: wakelock_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.1+1"
+    version: "0.3.0"
   wakelock_web:
     dependency: transitive
     description:
       name: wakelock_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.0+1"
+    version: "0.4.0"
   wakelock_windows:
     dependency: transitive
     description:
       name: wakelock_windows
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.0"
+    version: "0.2.0"
   win32:
     dependency: transitive
     description:
       name: win32
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.2.4"
+    version: "2.3.1"
 sdks:
-  dart: ">=2.13.0 <3.0.0"
-  flutter: ">=2.0.0"
+  dart: ">=2.14.0 <3.0.0"
+  flutter: ">=2.5.0"

example/pubspec.yaml

@@ -8,6 +8,10 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 environment:
   sdk: '>=2.12.0-0 <3.0.0'
 
+
+dependency_overrides:
+  provider: ^6.0.0
+
 dependencies:
   flutter:
     sdk: flutter

lib/src/answer_format/answer_format.dart

@@ -6,7 +6,7 @@ import 'package:survey_kit/src/answer_format/scale_answer_format.dart';
 import 'package:survey_kit/src/answer_format/single_choice_answer_format.dart';
 import 'package:survey_kit/src/answer_format/text_answer_format.dart';
 import 'package:survey_kit/src/answer_format/time_answer_formart.dart';
-import 'package:survey_kit/survey_kit.dart';
+import 'package:survey_kit/src/steps/predefined_steps/answer_format_not_defined_exception.dart';
 
 abstract class AnswerFormat {
   const AnswerFormat();

lib/src/navigator/rules/navigation_rule.dart

@@ -1,5 +1,6 @@
+import 'package:survey_kit/src/navigator/rules/conditional_navigation_rule.dart';
+import 'package:survey_kit/src/navigator/rules/direct_navigation_rule.dart';
 import 'package:survey_kit/src/navigator/rules/rule_not_defined_exception.dart';
-import 'package:survey_kit/survey_kit.dart';
 
 abstract class NavigationRule {
   const NavigationRule();

lib/src/result/step/video_step_result.dart

@@ -1,6 +1,5 @@
 import 'package:survey_kit/src/result/question_result.dart';
 import 'package:survey_kit/src/steps/identifier/identifier.dart';
-import 'package:survey_kit/survey_kit.dart';
 
 class VideoStepResult extends QuestionResult<VideoResult> {
   VideoStepResult({

lib/src/steps/step.dart

@@ -2,9 +2,11 @@ import 'package:flutter/widgets.dart';
 import 'package:json_annotation/json_annotation.dart';
 import 'package:survey_kit/src/result/question_result.dart';
 import 'package:survey_kit/src/steps/identifier/step_identifier.dart';
+import 'package:survey_kit/src/steps/predefined_steps/completion_step.dart';
+import 'package:survey_kit/src/steps/predefined_steps/instruction_step.dart';
+import 'package:survey_kit/src/steps/predefined_steps/question_step.dart';
 import 'package:survey_kit/src/steps/predefined_steps/video_step.dart';
 import 'package:survey_kit/src/steps/step_not_defined_exception.dart';
-import 'package:survey_kit/survey_kit.dart';
 
 abstract class Step {
   final StepIdentifier stepIdentifier;

lib/src/survey_kit.dart

@@ -1,4 +1,3 @@
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:provider/provider.dart';
@@ -13,8 +12,8 @@ import 'package:survey_kit/src/result/survey/survey_result.dart';
 import 'package:survey_kit/src/task/navigable_task.dart';
 import 'package:survey_kit/src/task/ordered_task.dart';
 import 'package:survey_kit/src/task/task.dart';
+import 'package:survey_kit/src/views/widget/survey_app_bar.dart';
 import 'package:survey_kit/src/widget/survey_progress_configuration.dart';
-import 'package:survey_kit/survey_kit.dart';
 import 'package:collection/collection.dart' show IterableExtension;
 
 class SurveyKit extends StatefulWidget {

lib/src/task/task.dart

@@ -1,8 +1,9 @@
 import 'package:json_annotation/json_annotation.dart';
 import 'package:survey_kit/src/steps/step.dart';
 import 'package:survey_kit/src/task/identifier/task_identifier.dart';
+import 'package:survey_kit/src/task/navigable_task.dart';
+import 'package:survey_kit/src/task/ordered_task.dart';
 import 'package:survey_kit/src/task/task_not_defined_exception.dart';
-import 'package:survey_kit/survey_kit.dart';
 
 /// Abstract definition of survey task
 ///

lib/src/views/boolean_answer_view.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:survey_kit/src/answer_format/boolean_answer_format.dart';
 import 'package:survey_kit/src/views/widget/selection_list_tile.dart';
 import 'package:survey_kit/src/result/question/boolean_question_result.dart';

lib/src/views/date_answer_view.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:intl/intl.dart';
 import 'package:survey_kit/src/answer_format/date_answer_format.dart';

lib/src/views/integer_answer_view.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:survey_kit/src/answer_format/integer_answer_format.dart';
 import 'package:survey_kit/src/views/decoration/input_decoration.dart';

lib/src/views/multiple_choice_answer_view.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:survey_kit/src/answer_format/multiple_choice_answer_format.dart';
 import 'package:survey_kit/src/answer_format/text_choice.dart';
 import 'package:survey_kit/src/views/widget/selection_list_tile.dart';

lib/src/views/scale_answer_view.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:survey_kit/src/answer_format/scale_answer_format.dart';
 import 'package:survey_kit/src/result/question/scale_question_result.dart';
 import 'package:survey_kit/src/steps/predefined_steps/question_step.dart';

lib/src/views/single_choice_answer_view.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:survey_kit/src/answer_format/single_choice_answer_format.dart';
 import 'package:survey_kit/src/answer_format/text_choice.dart';
 import 'package:survey_kit/src/views/widget/selection_list_tile.dart';

lib/src/views/text_answer_view.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:survey_kit/src/answer_format/text_answer_format.dart';
 import 'package:survey_kit/src/views/decoration/input_decoration.dart';

lib/src/views/time_answer_view.dart

@@ -1,6 +1,5 @@
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';
 import 'package:survey_kit/src/answer_format/time_answer_formart.dart';
 import 'package:survey_kit/src/result/question/time_question_result.dart';

lib/src/views/video_step_view.dart

@@ -1,6 +1,5 @@
 import 'package:chewie/chewie.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:survey_kit/src/controller/survey_controller.dart';
 import 'package:survey_kit/src/result/question_result.dart';
 import 'package:survey_kit/src/result/step/video_step_result.dart';

lib/src/views/widget/selection_list_tile.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 
 class SelectionListTile extends StatelessWidget {
   final String text;

lib/src/views/widget/step_view.dart

@@ -1,8 +1,7 @@
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:survey_kit/src/controller/survey_controller.dart';
+import 'package:survey_kit/src/result/question_result.dart';
 import 'package:survey_kit/src/steps/step.dart' as surveystep;
-import 'package:survey_kit/survey_kit.dart';
 import 'package:provider/provider.dart';
 
 class StepView extends StatelessWidget {