113 lines
3.6 KiB
Dart
113 lines
3.6 KiB
Dart
import 'package:flutter_bloc/flutter_bloc.dart';
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import '../../core/utils/app_logger.dart';
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import '../../data/models/subject_model.dart';
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import '../../data/repositories/curriculum_repository.dart';
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abstract class CurriculumState {}
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class CurriculumInitial extends CurriculumState {}
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class CurriculumLoading extends CurriculumState {}
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class CurriculumLoaded extends CurriculumState {
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final List<SubjectModel> subjects;
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final List<SubjectModel> filteredSubjects;
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final List<GradeLevelModel> availableGrades;
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final String selectedGrade;
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final String selectedStream;
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final String searchQuery;
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final SubjectModel? activeSubject;
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CurriculumLoaded({
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required this.subjects,
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required this.filteredSubjects,
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this.availableGrades = const [],
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this.selectedGrade = 'grade_10',
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this.selectedStream = 'scientific',
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this.searchQuery = '',
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this.activeSubject,
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});
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CurriculumLoaded copyWith({
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List<SubjectModel>? subjects,
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List<SubjectModel>? filteredSubjects,
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List<GradeLevelModel>? availableGrades,
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String? selectedGrade,
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String? selectedStream,
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String? searchQuery,
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SubjectModel? activeSubject,
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}) {
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return CurriculumLoaded(
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subjects: subjects ?? this.subjects,
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filteredSubjects: filteredSubjects ?? this.filteredSubjects,
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availableGrades: availableGrades ?? this.availableGrades,
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selectedGrade: selectedGrade ?? this.selectedGrade,
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selectedStream: selectedStream ?? this.selectedStream,
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searchQuery: searchQuery ?? this.searchQuery,
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activeSubject: activeSubject ?? this.activeSubject,
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);
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}
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}
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class CurriculumError extends CurriculumState {
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final String message;
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CurriculumError(this.message);
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}
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class CurriculumCubit extends Cubit<CurriculumState> {
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final CurriculumRepository _repo;
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CurriculumCubit({CurriculumRepository? repo})
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: _repo = repo ?? CurriculumRepository(),
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super(CurriculumInitial());
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Future<void> fetchSubjects({String gradeLevel = 'grade_10', String stream = 'scientific'}) async {
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AppLogger.log('CurriculumCubit: Loading subjects for Grade: $gradeLevel ($stream)...', tag: 'CURRICULUM_CUBIT');
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emit(CurriculumLoading());
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try {
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final grades = await _repo.getAvailableGrades();
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final subjects = await _repo.getSubjects(gradeLevel: gradeLevel, stream: stream);
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emit(CurriculumLoaded(
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subjects: subjects,
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filteredSubjects: subjects,
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availableGrades: grades,
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selectedGrade: gradeLevel,
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selectedStream: stream,
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));
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} catch (e) {
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AppLogger.error('Failed to load curriculum subjects', error: e, tag: 'CURRICULUM_CUBIT');
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emit(CurriculumError(e.toString()));
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}
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}
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void searchSubjects(String query) {
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final currentState = state;
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if (currentState is CurriculumLoaded) {
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final clean = query.trim().toLowerCase();
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if (clean.isEmpty) {
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emit(currentState.copyWith(filteredSubjects: currentState.subjects, searchQuery: ''));
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return;
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}
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final filtered = currentState.subjects.where((s) {
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return s.title.toLowerCase().contains(clean) ||
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s.englishTitle.toLowerCase().contains(clean) ||
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s.id.toLowerCase().contains(clean);
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}).toList();
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emit(currentState.copyWith(filteredSubjects: filtered, searchQuery: query));
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}
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}
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void selectGrade(String gradeKey) {
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AppLogger.log('Switching active grade to $gradeKey...', tag: 'CURRICULUM_CUBIT');
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fetchSubjects(gradeLevel: gradeKey);
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}
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void openSubject(SubjectModel subject) {
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final currentState = state;
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if (currentState is CurriculumLoaded) {
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emit(currentState.copyWith(activeSubject: subject));
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}
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}
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}
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