time_progress_tracker/lib/middleware/store_middleware.dart

68 lines
2.9 KiB
Dart

import 'package:redux/redux.dart';
import 'package:time_progress_tracker/actions/actions.dart';
import 'package:time_progress_tracker/models/app_settings.dart';
import 'package:time_progress_tracker/models/app_state.dart';
import 'package:time_progress_tracker/models/time_progress.dart';
import 'package:time_progress_tracker/persistence/app_settings.dart';
import 'package:time_progress_tracker/persistence/time_progress_entity.dart';
import 'package:time_progress_tracker/persistence/time_progress_repository.dart';
import 'package:time_progress_tracker/selectors/time_progress_selectors.dart';
List<Middleware<AppState>> createStoreMiddleware(
TimeProgressRepository progressRepo, AppSettingsRepository settingsRepo) {
final saveTimeProgressList = _createSaveTimeProgressList(progressRepo);
final loadTimeProgressList = _createLoadTimeProgressList(progressRepo);
final saveSettings = _createSaveAppSettings(settingsRepo);
final loadSettings = _createLoadAppSettings(settingsRepo);
return [
TypedMiddleware<AppState, LoadTimeProgressListAction>(loadTimeProgressList).call,
TypedMiddleware<AppState, AddTimeProgressAction>(saveTimeProgressList).call,
TypedMiddleware<AppState, UpdateTimeProgressAction>(saveTimeProgressList).call,
TypedMiddleware<AppState, DeleteTimeProgressAction>(saveTimeProgressList).call,
TypedMiddleware<AppState, LoadSettingsAction>(loadSettings).call,
TypedMiddleware<AppState, UpdateAppSettingsActions>(saveSettings).call
];
}
Middleware<AppState> _createSaveTimeProgressList(
TimeProgressRepository repository) {
return (Store<AppState> store, dynamic action, NextDispatcher next) {
next(action);
repository.saveTimeProgressList(
timeProgressListSelector(store.state)
.map<TimeProgressEntity>((timeProgress) => timeProgress.toEntity())
.toList(growable: false),
);
};
}
Middleware<AppState> _createLoadTimeProgressList(
TimeProgressRepository repository) {
return (Store<AppState> store, dynamic action, NextDispatcher next) {
repository.loadTimeProgressList().then((timeProgresses) {
List<TimeProgress> timeProgressList =
timeProgresses.map<TimeProgress>(TimeProgress.fromEntity).toList();
store.dispatch(TimeProgressListLoadedAction(
timeProgressList,
));
}).catchError((_) => store.dispatch(TimeProgressListNotLoadedAction()));
};
}
Middleware<AppState> _createSaveAppSettings(AppSettingsRepository repo) =>
(Store<AppState> store, dynamic action, NextDispatcher next) {
next(action);
repo.saveAppSettings(store.state.appSettings.toEntity());
};
Middleware<AppState> _createLoadAppSettings(AppSettingsRepository repo) =>
(Store<AppState> store, dynamic action, NextDispatcher next) {
repo.loadAppSettings().then((appSettings) {
store.dispatch(
AppSettingsLoadedActions(AppSettings.fromEntity(appSettings)));
});
};