135 lines
4.5 KiB
Dart
135 lines
4.5 KiB
Dart
import 'package:collection/collection.dart';
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import 'package:fluffychat/pangea/common/config/environment.dart';
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import 'package:fluffychat/pangea/course_plans/course_info_batch_request.dart';
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import 'package:fluffychat/pangea/course_plans/course_media/course_media_repo.dart';
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import 'package:fluffychat/pangea/course_plans/course_media/course_media_response.dart';
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import 'package:fluffychat/pangea/course_plans/course_topics/course_topic_model.dart';
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import 'package:fluffychat/pangea/course_plans/course_topics/course_topic_repo.dart';
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import 'package:fluffychat/pangea/course_plans/course_topics/course_topic_translation_request.dart';
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import 'package:fluffychat/pangea/languages/language_model.dart';
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import 'package:fluffychat/pangea/languages/p_language_store.dart';
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import 'package:fluffychat/pangea/learning_settings/language_level_type_enum.dart';
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import 'package:fluffychat/widgets/matrix.dart';
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/// Represents a course plan in the course planner response.
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class CoursePlanModel {
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final String uuid;
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final String targetLanguage;
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final String languageOfInstructions;
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final LanguageLevelTypeEnum cefrLevel;
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final String title;
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final String description;
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final List<String> topicIds;
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final List<String> mediaIds;
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final DateTime updatedAt;
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final DateTime createdAt;
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CoursePlanModel({
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required this.targetLanguage,
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required this.languageOfInstructions,
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required this.cefrLevel,
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required this.title,
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required this.description,
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required this.uuid,
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required this.topicIds,
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required this.mediaIds,
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required this.updatedAt,
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required this.createdAt,
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});
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LanguageModel? get targetLanguageModel =>
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PLanguageStore.byLangCode(targetLanguage);
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LanguageModel? get baseLanguageModel =>
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PLanguageStore.byLangCode(languageOfInstructions);
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String get targetLanguageDisplay =>
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targetLanguageModel?.langCode.toUpperCase() ??
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targetLanguage.toUpperCase();
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/// Deserialize from JSON
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factory CoursePlanModel.fromJson(Map<String, dynamic> json) {
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return CoursePlanModel(
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targetLanguage: json['target_language'] as String,
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languageOfInstructions: json['language_of_instructions'] as String,
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cefrLevel: LanguageLevelTypeEnum.fromString(json['cefr_level']),
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title: json['title'] as String,
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description: json['description'] as String,
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uuid: json['uuid'] as String,
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topicIds: (json['topic_ids'] as List<dynamic>?)
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?.map((e) => e as String)
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.toList() ??
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[],
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mediaIds: (json['media_ids'] as List<dynamic>?)
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?.map((e) => e as String)
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.toList() ??
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[],
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updatedAt: DateTime.parse(json['updated_at'] as String),
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createdAt: DateTime.parse(json['created_at'] as String),
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);
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}
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/// Serialize to JSON
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Map<String, dynamic> toJson() {
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return {
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'target_language': targetLanguage,
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'language_of_instructions': languageOfInstructions,
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'cefr_level': cefrLevel.string,
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'title': title,
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'description': description,
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'uuid': uuid,
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'topic_ids': topicIds,
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'media_ids': mediaIds,
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'updated_at': updatedAt.toIso8601String(),
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'created_at': createdAt.toIso8601String(),
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};
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}
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bool get topicListComplete => topicIds.length == loadedTopics.length;
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Map<String, CourseTopicModel> get loadedTopics => CourseTopicRepo.getCached(
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TranslateTopicRequest(
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topicIds: topicIds,
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l1: MatrixState.pangeaController.userController.userL1Code!,
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),
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).topics;
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Set<String> get activityIDs =>
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loadedTopics.values.expand((topic) => topic.activityIds).toSet();
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Future<Map<String, CourseTopicModel>> fetchTopics() async {
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final resp = await CourseTopicRepo.get(
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TranslateTopicRequest(
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topicIds: topicIds,
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l1: MatrixState.pangeaController.userController.userL1Code!,
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),
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uuid,
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);
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return resp.topics;
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}
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bool get mediaListComplete =>
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mediaIds.length == loadedMediaUrls.mediaUrls.length;
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CourseMediaResponse get loadedMediaUrls => CourseMediaRepo.getCached(
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CourseInfoBatchRequest(
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batchId: uuid,
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uuids: mediaIds,
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),
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);
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Future<CourseMediaResponse> fetchMediaUrls() => CourseMediaRepo.get(
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CourseInfoBatchRequest(
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batchId: uuid,
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uuids: mediaIds,
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),
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);
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String? get imageUrl => loadedMediaUrls.mediaUrls.isEmpty
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? loadedTopics.values
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.lastWhereOrNull((topic) => topic.imageUrl != null)
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?.imageUrl
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: "${Environment.cmsApi}${loadedMediaUrls.mediaUrls.first.url}";
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}
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