[#31] Update flows

Author: nkhanh44

lib/model/response/survey_response.dart

@@ -26,10 +26,9 @@ class SurveyResponse {
         id: id ?? '',
         title: title ?? '',
         description: description ?? '',
-        coverImageUrl: getHighQualityCoverImageUrl(),
+        coverImageUrl: highResolutionCoverImageUrl,
       );
 
-  String getHighQualityCoverImageUrl() {
-    return (coverImageUrl != null) ? "${coverImageUrl}l" : "";
-  }
+  String get highResolutionCoverImageUrl =>
+      (coverImageUrl != null) ? "${coverImageUrl}l" : "";
 }

lib/screens/home/home_screen.dart

@@ -34,7 +34,6 @@ class _HomeScreenState extends ConsumerState<HomeScreen> {
   }
 
   Future<void> _initData() async {
-    ref.read(homeViewModelProvider.notifier).loadCachedSurveys();
     ref.read(homeViewModelProvider.notifier).loadSurveys();
   }
 

lib/screens/home/home_view_model.dart

@@ -40,6 +40,11 @@ class HomeViewModel extends StateNotifier<HomeState> {
   Stream<String> get error => _error.stream;
 
   void loadSurveys() async {
+    _loadSurveysFromCache();
+    _loadSurveysFromRemote();
+  }
+
+  void _loadSurveysFromRemote() async {
     final result = await _getSurveysUseCase.call(SurveysParams(
       pageNumber: _pageNumber,
       pageSize: _pageSize,
@@ -54,7 +59,7 @@ class HomeViewModel extends StateNotifier<HomeState> {
     }
   }
 
-  void loadCachedSurveys() async {
+  void _loadSurveysFromCache() async {
     final result = await _getCachedSurveysUseCase.call();
     if (result is Success<List<SurveyModel>>) {
       final cachedSurveys =

test/screens/home/home_view_model_test.dart

@@ -41,28 +41,23 @@ void main() {
     });
 
     test(
-      'loads surveys successfully and emits LoadSurveysSuccess state',
+      'loads surveys successfully and emits LoadSurveysSuccess and LoadCacheSurveysSuccess states',
       () async {
         when(mockGetSurveysUseCase.call(any)).thenAnswer(
           (_) async => Success(surveys),
         );
-        final surveysStream = homeViewModel.surveys;
-        homeViewModel.loadSurveys();
-        expect(surveysStream, emitsInOrder([surveys]));
-      },
-    );
-
-    test(
-      'loads cached surveys successfully and emits LoadCachedSurveysSuccess state',
-      () async {
         when(mockGetCachedSurveysUseCase.call())
             .thenAnswer((_) => Future.value(Success(surveys)));
         final surveysStream = homeViewModel.surveys;
         final stateStream = homeViewModel.stream;
-        homeViewModel.loadCachedSurveys();
+        homeViewModel.loadSurveys();
         expect(surveysStream, emitsInOrder([surveys]));
-        expect(stateStream,
-            emitsInOrder([const HomeState.loadCachedSurveysSuccess()]));
+        expect(
+            stateStream,
+            emitsInOrder([
+              const HomeState.loadCachedSurveysSuccess(),
+              const HomeState.loadSurveysSuccess()
+            ]));
       },
     );
 
@@ -72,6 +67,9 @@ void main() {
         when(mockGetSurveysUseCase.call(any)).thenAnswer(
           (_) async => Failed(exception),
         );
+        when(mockGetCachedSurveysUseCase.call()).thenAnswer(
+          (_) async => Failed(exception),
+        );
         final errorStream = homeViewModel.error;
         homeViewModel.loadSurveys();
         expect(