109 lines
3.4 KiB
Dart
109 lines
3.4 KiB
Dart
import 'package:easy_localization/easy_localization.dart';
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import 'package:stacked/stacked.dart';
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import 'package:stacked_services/stacked_services.dart';
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import 'package:yimaru_app/app/app.router.dart';
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import 'package:yimaru_app/models/learn_lesson.dart';
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import 'package:yimaru_app/ui/common/enmus.dart';
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import 'package:yimaru_app/ui/common/translations/locale_keys.g.dart';
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import '../../../app/app.locator.dart';
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import '../../../models/learn_module.dart';
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import '../../../models/user.dart';
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import '../../../services/authentication_service.dart';
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import '../../../services/learn_service.dart';
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import '../../../services/status_checker_service.dart';
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import '../../common/helper_functions.dart';
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class LearnLessonViewModel extends ReactiveViewModel {
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// Dependency injection
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final _learnService = locator<LearnService>();
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final _statusChecker = locator<StatusCheckerService>();
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final _navigationService = locator<NavigationService>();
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final _authenticationService = locator<AuthenticationService>();
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@override
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List<ListenableServiceMixin> get listenableServices =>
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[_learnService, _authenticationService];
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// Current user
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User? get _user => _authenticationService.user;
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User? get user => _user;
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// Learn lessons
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final Map<int, String> _refreshedThumbnails = {};
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Map<int, String> get refreshedThumbnails => _refreshedThumbnails;
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List<LearnLesson> get _lessons => _learnService.lessons;
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List<LearnLesson> get lessons => _lessons;
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// Navigation
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void pop() => _navigationService.back();
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Future<void> navigateToLearnPractice(int id) async =>
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await _navigationService.navigateToLearnPracticeView(
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id: id,
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practice: LearnPractices.lesson,
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label: LocaleKeys.start_practice.tr(),
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title: LocaleKeys.lets_practice_module.tr(),
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subtitle: LocaleKeys.ask_you_few_actions.tr(),
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);
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Future<void> navigateToLearnSubscription() async =>
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await _navigationService.navigateToLearnSubscriptionView();
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Future<void> navigateToLearnLessonDetail(
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{
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required int index,
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required bool hasPractice,
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required LearnLesson lesson,
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required LearnModule module}) async =>
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await _navigationService.navigateToLearnLessonDetailView(
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index: index,
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lesson: lesson, module: module, hasPractice: hasPractice);
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// Remote api call
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// Learn lessons
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Future<void> getLessons(int id) async => await runBusyFuture(_getLessons(id),
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busyObject: StateObjects.learnLessons);
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Future<void> _getLessons(int id) async {
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if (await _statusChecker.checkConnection()) {
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await _learnService.getLearnLessons(id);
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// await refreshLessonImages(_lessons);
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}
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}
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// Get module
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LearnModule? getUpdatedLearnModule(int id) {
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return _learnService.getLearnModuleById(id);
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}
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//Refresh image
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Future<void> refreshLessonImages(List<LearnLesson> lessons) async {
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for (final lesson in lessons) {
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final thumbnail = lesson.thumbnail;
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if (lesson.id == null || thumbnail == null || thumbnail.isEmpty) {
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continue;
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}
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final String? refreshedUrl = await _learnService.refreshObject(thumbnail);
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if (refreshedUrl != null) {
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_refreshedThumbnails[lesson.id!] = refreshedUrl;
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}
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}
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}
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String getLessonImage(LearnLesson lesson) =>
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getReadableUrl(_refreshedThumbnails[lesson.id] ?? '') ?? '';
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}
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