refactor(bloc): optimize search and repository calls

- Replace restartable() transformer with droppable() for search events
- Remove unnecessary line breaks in constructor initializers
- Simplify filter conditions in repository calls
- Merge language list update into a single line

Author: fulleni

lib/content_management/bloc/create_headline/create_headline_bloc.dart

@@ -20,11 +20,11 @@ class CreateHeadlineBloc
     required DataRepository<Source> sourcesRepository,
     required DataRepository<Topic> topicsRepository,
     required DataRepository<Country> countriesRepository,
-  })  : _headlinesRepository = headlinesRepository,
-        _sourcesRepository = sourcesRepository,
-        _topicsRepository = topicsRepository,
-        _countriesRepository = countriesRepository,
-        super(const CreateHeadlineState()) {
+  }) : _headlinesRepository = headlinesRepository,
+       _sourcesRepository = sourcesRepository,
+       _topicsRepository = topicsRepository,
+       _countriesRepository = countriesRepository,
+       super(const CreateHeadlineState()) {
     on<CreateHeadlineDataLoaded>(_onDataLoaded);
     on<CreateHeadlineTitleChanged>(_onTitleChanged);
     on<CreateHeadlineExcerptChanged>(_onExcerptChanged);
@@ -37,10 +37,9 @@ class CreateHeadlineBloc
     on<CreateHeadlineSubmitted>(_onSubmitted);
     on<CreateHeadlineCountrySearchChanged>(
       _onCountrySearchChanged,
-      transformer: restartable(),
+      transformer: droppable(),
     );
-    on<CreateHeadlineLoadMoreCountriesRequested>(
-        _onLoadMoreCountriesRequested);
+    on<CreateHeadlineLoadMoreCountriesRequested>(_onLoadMoreCountriesRequested);
   }
 
   final DataRepository<Headline> _headlinesRepository;
@@ -204,8 +203,7 @@ class CreateHeadlineBloc
     emit(state.copyWith(countrySearchTerm: event.searchTerm));
     try {
       final countriesResponse = await _countriesRepository.readAll(
-        filter:
-            event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
+        filter: event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
         sort: [const SortOption('name', SortOrder.asc)],
       );
 

lib/content_management/bloc/create_source/create_source_bloc.dart

@@ -18,10 +18,10 @@ class CreateSourceBloc extends Bloc<CreateSourceEvent, CreateSourceState> {
     required DataRepository<Source> sourcesRepository,
     required DataRepository<Country> countriesRepository,
     required DataRepository<Language> languagesRepository,
-  })  : _sourcesRepository = sourcesRepository,
-        _countriesRepository = countriesRepository,
-        _languagesRepository = languagesRepository,
-        super(const CreateSourceState()) {
+  }) : _sourcesRepository = sourcesRepository,
+       _countriesRepository = countriesRepository,
+       _languagesRepository = languagesRepository,
+       super(const CreateSourceState()) {
     on<CreateSourceDataLoaded>(_onDataLoaded);
     on<CreateSourceNameChanged>(_onNameChanged);
     on<CreateSourceDescriptionChanged>(_onDescriptionChanged);
@@ -33,14 +33,14 @@ class CreateSourceBloc extends Bloc<CreateSourceEvent, CreateSourceState> {
     on<CreateSourceSubmitted>(_onSubmitted);
     on<CreateSourceCountrySearchChanged>(
       _onCountrySearchChanged,
-      transformer: restartable(),
+      transformer: droppable(),
     );
     on<CreateSourceLoadMoreCountriesRequested>(
       _onLoadMoreCountriesRequested,
     );
     on<CreateSourceLanguageSearchChanged>(
       _onLanguageSearchChanged,
-      transformer: restartable(),
+      transformer: droppable(),
     );
     on<CreateSourceLoadMoreLanguagesRequested>(
       _onLoadMoreLanguagesRequested,
@@ -194,8 +194,7 @@ class CreateSourceBloc extends Bloc<CreateSourceEvent, CreateSourceState> {
     emit(state.copyWith(countrySearchTerm: event.searchTerm));
     try {
       final countriesResponse = await _countriesRepository.readAll(
-        filter:
-            event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
+        filter: event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
         sort: [const SortOption('name', SortOrder.asc)],
       );
 
@@ -262,8 +261,7 @@ class CreateSourceBloc extends Bloc<CreateSourceEvent, CreateSourceState> {
     emit(state.copyWith(languageSearchTerm: event.searchTerm));
     try {
       final languagesResponse = await _languagesRepository.readAll(
-        filter:
-            event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
+        filter: event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
         sort: [const SortOption('name', SortOrder.asc)],
       );
 
@@ -305,8 +303,7 @@ class CreateSourceBloc extends Bloc<CreateSourceEvent, CreateSourceState> {
 
       emit(
         state.copyWith(
-          languages: List.of(state.languages)
-            ..addAll(languagesResponse.items),
+          languages: List.of(state.languages)..addAll(languagesResponse.items),
           languagesCursor: languagesResponse.cursor,
           languagesHasMore: languagesResponse.hasMore,
         ),

lib/content_management/bloc/edit_headline/edit_headline_bloc.dart

@@ -19,12 +19,12 @@ class EditHeadlineBloc extends Bloc<EditHeadlineEvent, EditHeadlineState> {
     required DataRepository<Topic> topicsRepository,
     required DataRepository<Country> countriesRepository,
     required String headlineId,
-  })  : _headlinesRepository = headlinesRepository,
-        _sourcesRepository = sourcesRepository,
-        _topicsRepository = topicsRepository,
-        _countriesRepository = countriesRepository,
-        _headlineId = headlineId,
-        super(const EditHeadlineState()) {
+  }) : _headlinesRepository = headlinesRepository,
+       _sourcesRepository = sourcesRepository,
+       _topicsRepository = topicsRepository,
+       _countriesRepository = countriesRepository,
+       _headlineId = headlineId,
+       super(const EditHeadlineState()) {
     on<EditHeadlineLoaded>(_onLoaded);
     on<EditHeadlineTitleChanged>(_onTitleChanged);
     on<EditHeadlineExcerptChanged>(_onExcerptChanged);
@@ -37,7 +37,7 @@ class EditHeadlineBloc extends Bloc<EditHeadlineEvent, EditHeadlineState> {
     on<EditHeadlineSubmitted>(_onSubmitted);
     on<EditHeadlineCountrySearchChanged>(
       _onCountrySearchChanged,
-      transformer: restartable(),
+      transformer: droppable(),
     );
     on<EditHeadlineLoadMoreCountriesRequested>(
       _onLoadMoreCountriesRequested,
@@ -253,8 +253,7 @@ class EditHeadlineBloc extends Bloc<EditHeadlineEvent, EditHeadlineState> {
     emit(state.copyWith(countrySearchTerm: event.searchTerm));
     try {
       final countriesResponse = await _countriesRepository.readAll(
-        filter:
-            event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
+        filter: event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
         sort: [const SortOption('name', SortOrder.asc)],
       );
 

lib/content_management/bloc/edit_source/edit_source_bloc.dart

@@ -18,11 +18,11 @@ class EditSourceBloc extends Bloc<EditSourceEvent, EditSourceState> {
     required DataRepository<Country> countriesRepository,
     required DataRepository<Language> languagesRepository,
     required String sourceId,
-  })  : _sourcesRepository = sourcesRepository,
-        _countriesRepository = countriesRepository,
-        _languagesRepository = languagesRepository,
-        _sourceId = sourceId,
-        super(const EditSourceState()) {
+  }) : _sourcesRepository = sourcesRepository,
+       _countriesRepository = countriesRepository,
+       _languagesRepository = languagesRepository,
+       _sourceId = sourceId,
+       super(const EditSourceState()) {
     on<EditSourceLoaded>(_onLoaded);
     on<EditSourceNameChanged>(_onNameChanged);
     on<EditSourceDescriptionChanged>(_onDescriptionChanged);
@@ -34,14 +34,14 @@ class EditSourceBloc extends Bloc<EditSourceEvent, EditSourceState> {
     on<EditSourceSubmitted>(_onSubmitted);
     on<EditSourceCountrySearchChanged>(
       _onCountrySearchChanged,
-      transformer: restartable(),
+      transformer: droppable(),
     );
     on<EditSourceLoadMoreCountriesRequested>(
       _onLoadMoreCountriesRequested,
     );
     on<EditSourceLanguageSearchChanged>(
       _onLanguageSearchChanged,
-      transformer: restartable(),
+      transformer: droppable(),
     );
     on<EditSourceLoadMoreLanguagesRequested>(
       _onLoadMoreLanguagesRequested,
@@ -248,8 +248,7 @@ class EditSourceBloc extends Bloc<EditSourceEvent, EditSourceState> {
     emit(state.copyWith(countrySearchTerm: event.searchTerm));
     try {
       final countriesResponse = await _countriesRepository.readAll(
-        filter:
-            event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
+        filter: event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
         sort: [const SortOption('name', SortOrder.asc)],
       );
 
@@ -316,8 +315,7 @@ class EditSourceBloc extends Bloc<EditSourceEvent, EditSourceState> {
     emit(state.copyWith(languageSearchTerm: event.searchTerm));
     try {
       final languagesResponse = await _languagesRepository.readAll(
-        filter:
-            event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
+        filter: event.searchTerm.isNotEmpty ? {'name': event.searchTerm} : null,
         sort: [const SortOption('name', SortOrder.asc)],
       );