Merge pull request #875 from nextcloud/feat/neon/const_result

make result constructors constant

packages/neon/neon/lib/src/bloc/result.dart

@@ -9,26 +9,21 @@ class Result<T> {
     required this.isCached,
   });
 
-  factory Result.loading() => const Result(
-        null,
-        null,
-        isLoading: true,
-        isCached: false,
-      );
+  const Result.loading()
+      : data = null,
+        error = null,
+        isLoading = true,
+        isCached = false;
 
-  factory Result.success(final T data) => Result(
-        data,
-        null,
-        isLoading: false,
-        isCached: false,
-      );
+  const Result.success(this.data)
+      : error = null,
+        isLoading = false,
+        isCached = false;
 
-  factory Result.error(final Object error) => Result(
-        null,
-        error,
-        isLoading: false,
-        isCached: false,
-      );
+  const Result.error(this.error)
+      : data = null,
+        isLoading = false,
+        isCached = false;
 
   final T? data;
   final Object? error;

packages/neon/neon/lib/src/blocs/login_check_account.dart

@@ -45,7 +45,7 @@ class LoginCheckAccountBloc extends InteractiveBloc
 
   @override
   Future<void> refresh() async {
-    state.add(Result.loading());
+    state.add(const Result.loading());
 
     try {
       final client = NextcloudClient(

packages/neon/neon/lib/src/blocs/login_check_server_status.dart

@@ -38,7 +38,7 @@ class LoginCheckServerStatusBloc extends InteractiveBloc
 
   @override
   Future<void> refresh() async {
-    state.add(Result.loading());
+    state.add(const Result.loading());
 
     try {
       final client = NextcloudClient(

packages/neon/neon/lib/src/blocs/login_flow.dart

@@ -51,7 +51,7 @@ class LoginFlowBloc extends InteractiveBloc implements LoginFlowBlocEvents, Logi
   @override
   Future<void> refresh() async {
     try {
-      init.add(Result.loading());
+      init.add(const Result.loading());
 
       final initResponse = await _client.core.clientFlowLoginV2.init();
       init.add(Result.success(initResponse.body));

packages/neon/neon/lib/src/blocs/unified_search.dart

@@ -48,7 +48,7 @@ class UnifiedSearchBloc extends InteractiveBloc implements UnifiedSearchBlocEven
 
   @override
   BehaviorSubject<Result<Map<CoreUnifiedSearchProvider, Result<CoreUnifiedSearchResult>>?>> results =
-      BehaviorSubject.seeded(Result.success(null));
+      BehaviorSubject.seeded(const Result.success(null));
 
   @override
   void dispose() {
@@ -76,13 +76,13 @@ class UnifiedSearchBloc extends InteractiveBloc implements UnifiedSearchBlocEven
   @override
   void disable() {
     enabled.add(false);
-    results.add(Result.success(null));
+    results.add(const Result.success(null));
     _term = '';
   }
 
   Future<void> _search() async {
     if (_term.isEmpty) {
-      results.add(Result.success(null));
+      results.add(const Result.success(null));
       return;
     }
 
@@ -107,12 +107,12 @@ class UnifiedSearchBloc extends InteractiveBloc implements UnifiedSearchBlocEven
     final Iterable<CoreUnifiedSearchProvider> providers,
   ) sync* {
     for (final provider in providers) {
-      yield MapEntry(provider, Result.loading());
+      yield MapEntry(provider, const Result.loading());
     }
   }
 
   Future<void> _searchProvider(final CoreUnifiedSearchProvider provider) async {
-    _updateResults(provider, Result.loading());
+    _updateResults(provider, const Result.loading());
     try {
       final response = await _account.client.core.unifiedSearch.search(
         providerId: provider.id,

packages/neon/neon/lib/src/blocs/user_statuses.dart

@@ -58,7 +58,7 @@ class UserStatusesBloc extends InteractiveBloc implements UserStatusesBlocEvents
     }
 
     try {
-      _updateStatus(username, Result.loading());
+      _updateStatus(username, const Result.loading());
 
       UserStatusPublicInterface? data;
 
@@ -90,7 +90,7 @@ class UserStatusesBloc extends InteractiveBloc implements UserStatusesBlocEvents
       _updateStatus(username, Result.success(data));
     } catch (e, s) {
       if (e is DynamiteApiException && e.statusCode == 404) {
-        _updateStatus(username, Result.success(null));
+        _updateStatus(username, const Result.success(null));
         return;
       }
       debugPrint(e.toString());

packages/neon/neon/lib/src/utils/request_manager.dart

@@ -102,7 +102,7 @@ class RequestManager {
     final int retries = 0,
   ]) async {
     // emit loading state with the current value if present
-    final value = subject.valueOrNull?.copyWith(isLoading: true) ?? Result.loading();
+    final value = subject.valueOrNull?.asLoading() ?? const Result.loading();
     subject.add(value);
 
     final key = '$clientID-$k';

packages/neon/neon/test/result_test.dart

@@ -31,7 +31,7 @@ void main() {
     test('Transform to loading', () {
       const data = 'someData';
 
-      final a = Result.success(data);
+      const a = Result.success(data);
       const b = Result(
         data,
         null,
@@ -46,8 +46,8 @@ void main() {
     test('data check', () {
       const data = 'someData';
 
-      final a = Result.loading();
-      final b = Result.success(data);
+      const a = Result.loading();
+      const b = Result.success(data);
       const c = Result(
         data,
         null,
@@ -68,7 +68,7 @@ void main() {
     test('error check', () {
       const error = 'someError';
 
-      final a = Result.error(error);
+      const a = Result.error(error);
 
       expect(a.hasError, true);
     });
@@ -76,7 +76,7 @@ void main() {
     test('transform', () {
       const data = 1;
 
-      final a = Result.success(data);
+      const a = Result.success(data);
 
       String transformer(final int data) => data.toString();