Files
saqel/apps/student_app/lib/data/models/subject_model.dart
T

291 lines
12 KiB
Dart

import 'package:flutter/material.dart';
import '../../core/theme/app_colors.dart';
/// Model representing a Curriculum Subject (المادة الدراسية)
class SubjectModel {
final String id;
final String title;
final String englishTitle;
final String iconCode;
final Color primaryColor;
final Color secondaryColor;
final String gradeLevel;
final String stream;
final int totalUnits;
final int totalLessons;
final double masteryScore; // 0 - 100%
final List<CurriculumUnitModel> units;
final List<ResourceItemModel> textbooks;
final List<ResourceItemModel> worksheets;
final List<SubjectExamModel> exams;
const SubjectModel({
required this.id,
required this.title,
required this.englishTitle,
required this.iconCode,
required this.primaryColor,
required this.secondaryColor,
this.gradeLevel = 'grade_10',
this.stream = 'scientific',
this.totalUnits = 0,
this.totalLessons = 0,
this.masteryScore = 85.0,
this.units = const [],
this.textbooks = const [],
this.worksheets = const [],
this.exams = const [],
});
factory SubjectModel.fromJson(String id, Map<String, dynamic> json) {
final title = json['name']?.toString() ?? json['title']?.toString() ?? id;
final englishTitle = json['english_name']?.toString() ?? '';
// Parse units if available
final List<CurriculumUnitModel> parsedUnits = [];
if (json['semesters'] != null && json['semesters'] is Map) {
final semesters = json['semesters'] as Map;
semesters.forEach((semKey, semVal) {
if (semVal is Map && semVal['units'] != null && semVal['units'] is Map) {
final unitsMap = semVal['units'] as Map;
unitsMap.forEach((uKey, uVal) {
if (uVal is Map) {
parsedUnits.add(CurriculumUnitModel.fromJson(
uKey.toString(),
Map<String, dynamic>.from(uVal),
semester: semKey.toString(),
));
}
});
}
});
}
// Parse textbooks
final List<ResourceItemModel> parsedTextbooks = [];
final List<ResourceItemModel> parsedWorksheets = [];
if (json['resources'] != null && json['resources'] is Map) {
final res = json['resources'] as Map;
if (res['textbooks'] != null && res['textbooks']['items'] is List) {
for (var item in res['textbooks']['items']) {
if (item is Map) {
parsedTextbooks.add(ResourceItemModel.fromJson(Map<String, dynamic>.from(item)));
}
}
}
if (res['worksheets'] != null && res['worksheets']['items'] is List) {
for (var item in res['worksheets']['items']) {
if (item is Map) {
parsedWorksheets.add(ResourceItemModel.fromJson(Map<String, dynamic>.from(item)));
}
}
}
}
final styling = getSubjectStyling(id);
return SubjectModel(
id: id,
title: title,
englishTitle: englishTitle.isNotEmpty ? englishTitle : styling.englishTitle,
iconCode: styling.iconCode,
primaryColor: styling.primaryColor,
secondaryColor: styling.secondaryColor,
gradeLevel: json['grade_level']?.toString() ?? 'grade_10',
stream: json['stream']?.toString() ?? 'scientific',
totalUnits: parsedUnits.isNotEmpty ? parsedUnits.length : styling.defaultUnits,
totalLessons: parsedUnits.fold(0, (sum, u) => sum + u.lessons.length),
masteryScore: (json['mastery_score'] as num?)?.toDouble() ?? 88.0,
units: parsedUnits,
textbooks: parsedTextbooks,
worksheets: parsedWorksheets,
);
}
static SubjectStyling getSubjectStyling(String key) {
final k = key.toLowerCase();
if (k.contains('math') || k.contains('رياضيات')) {
return const SubjectStyling('الرياضيات', 'Mathematics', 'calculator', Color(0xFF0071E3), Color(0xFF00F5D4), 4);
} else if (k.contains('arabic') || k.contains('عربي') || k.contains('لغتي')) {
return const SubjectStyling('العربية لغتي', 'Arabic Language', 'book_closed_fill', Color(0xFF30D158), Color(0xFF10B981), 5);
} else if (k.contains('english') || k.contains('انجليز') || k.contains('إنجليز')) {
return const SubjectStyling('اللغة الإنجليزية', 'English Language', 'chat_bubble_2_fill', Color(0xFF5E5CE6), Color(0xFFBF5AF2), 5);
} else if (k.contains('islamic') || k.contains('إسلامي') || k.contains('دين')) {
return const SubjectStyling('التربية الإسلامية', 'Islamic Studies', 'moon_stars_fill', Color(0xFF00B4D8), Color(0xFF48CAE4), 4);
} else if (k.contains('physic') || k.contains('فيزياء')) {
return const SubjectStyling('الفيزياء', 'Physics', 'bolt_fill', Color(0xFFFF9F0A), Color(0xFFFFD60A), 4);
} else if (k.contains('chem') || k.contains('كيمياء')) {
return const SubjectStyling('الكيمياء', 'Chemistry', 'flame_fill', Color(0xFFFF375F), Color(0xFFFF2D55), 4);
} else if (k.contains('bio') || k.contains('أحياء') || k.contains('حياتية')) {
return const SubjectStyling('العلوم الحياتية', 'Biology', 'tree_fill', Color(0xFF34C759), Color(0xFF30D158), 4);
} else if (k.contains('earth') || k.contains('أرض') || k.contains('بيئة') || k.contains('geology')) {
return const SubjectStyling('علوم الأرض والبيئة', 'Earth & Environment', 'globe', Color(0xFF0A84FF), Color(0xFF64D2FF), 3);
} else if (k.contains('history') || k.contains('تاريخ')) {
return const SubjectStyling('التاريخ', 'History', 'building_columns_fill', Color(0xFFAC8E68), Color(0xFFD4AF37), 3);
} else if (k.contains('geo') || k.contains('جغرافيا')) {
return const SubjectStyling('الجغرافيا', 'Geography', 'map_fill', Color(0xFF32D74B), Color(0xFF66D4CF), 3);
} else if (k.contains('civic') || k.contains('وطنية') || k.contains('مدنية')) {
return const SubjectStyling('التربية الوطنية والمدنية', 'Civics', 'person_2_fill', Color(0xFF64D2FF), Color(0xFF0A84FF), 3);
} else if (k.contains('digital') || k.contains('حاسوب') || k.contains('رقمية')) {
return const SubjectStyling('المهارات الرقمية', 'Digital Skills', 'desktopcomputer', Color(0xFF00F5D4), Color(0xFF0071E3), 4);
} else if (k.contains('finance') || k.contains('مالية')) {
return const SubjectStyling('الثقافة المالية', 'Financial Literacy', 'creditcard_fill', Color(0xFF30D158), Color(0xFFFFD60A), 3);
} else if (k.contains('vocational') || k.contains('مهنية')) {
return const SubjectStyling('التربية المهنية', 'Vocational Education', 'wrench_fill', Color(0xFFFF9F0A), Color(0xFFFF453A), 3);
} else if (k.contains('art') || k.contains('فنية')) {
return const SubjectStyling('التربية الفنية', 'Art', 'paintbrush_fill', Color(0xFFFF375F), Color(0xFFBF5AF2), 2);
} else if (k.contains('sport') || k.contains('رياضية')) {
return const SubjectStyling('التربية الرياضية', 'Physical Education', 'sportscourt_fill', Color(0xFF0A84FF), Color(0xFF30D158), 2);
}
return const SubjectStyling('مبحث دراسي', 'Curriculum Subject', 'book_fill', AppColors.appleBlue, AppColors.saqelCyan, 3);
}
}
class SubjectStyling {
final String defaultTitle;
final String englishTitle;
final String iconCode;
final Color primaryColor;
final Color secondaryColor;
final int defaultUnits;
const SubjectStyling(
this.defaultTitle,
this.englishTitle,
this.iconCode,
this.primaryColor,
this.secondaryColor,
this.defaultUnits,
);
}
/// Model representing a Curriculum Unit (الوحدة الدراسية)
class CurriculumUnitModel {
final String id;
final String name;
final String semester;
final List<CurriculumLessonItemModel> lessons;
const CurriculumUnitModel({
required this.id,
required this.name,
this.semester = 'semester_1',
this.lessons = const [],
});
factory CurriculumUnitModel.fromJson(String id, Map<String, dynamic> json, {String semester = 'semester_1'}) {
final List<CurriculumLessonItemModel> parsedLessons = [];
if (json['lessons'] != null && json['lessons'] is List) {
for (var l in json['lessons']) {
if (l is Map) {
parsedLessons.add(CurriculumLessonItemModel.fromJson(Map<String, dynamic>.from(l)));
}
}
}
return CurriculumUnitModel(
id: id,
name: json['name']?.toString() ?? id,
semester: semester,
lessons: parsedLessons,
);
}
}
/// Model representing a Lesson Item inside a Unit
class CurriculumLessonItemModel {
final String id;
final String title;
final List<String> outcomes;
final String? markdownFilePath;
final int durationSeconds;
final int checkpointsCount;
final bool isCompleted;
final bool hasVideo;
const CurriculumLessonItemModel({
required this.id,
required this.title,
this.outcomes = const [],
this.markdownFilePath,
this.durationSeconds = 1200, // 20 mins default
this.checkpointsCount = 3,
this.isCompleted = false,
this.hasVideo = false,
});
factory CurriculumLessonItemModel.fromJson(Map<String, dynamic> json) {
final outcomesRaw = json['outcomes'];
final List<String> outs = [];
if (outcomesRaw is List) {
for (var o in outcomesRaw) {
if (o != null) outs.add(o.toString());
}
}
final filePath = json['file']?.toString();
// Default video availability: true for core Grade 10 subjects (Math, Physics, English) and explicitly tagged lessons
final bool isCoreTenthSubjectLesson = filePath != null && (
filePath.contains('math_10/semester_1') ||
filePath.contains('physics_10/semester_1') ||
filePath.contains('english_10/semester_1') ||
filePath.contains('lesson_01') ||
filePath.contains('lesson_1a')
);
final bool hasVideoExplicit = (json['has_video'] as bool?) ??
((json['video_url'] != null && json['video_url'].toString().isNotEmpty) || isCoreTenthSubjectLesson);
return CurriculumLessonItemModel(
id: json['id']?.toString() ?? 'lesson_${DateTime.now().millisecondsSinceEpoch}',
title: json['title']?.toString() ?? 'درس بدون عنوان',
outcomes: outs,
markdownFilePath: filePath,
durationSeconds: (json['duration_seconds'] as num?)?.toInt() ?? 1200,
checkpointsCount: (json['checkpoints_count'] as num?)?.toInt() ?? 3,
isCompleted: (json['is_completed'] as bool?) ?? false,
hasVideo: hasVideoExplicit,
);
}
}
/// Model representing a Resource Item (PDF Textbook or Worksheet)
class ResourceItemModel {
final String title;
final String filePath;
final String type; // textbook, worksheet, summary
const ResourceItemModel({
required this.title,
required this.filePath,
this.type = 'textbook',
});
factory ResourceItemModel.fromJson(Map<String, dynamic> json) {
return ResourceItemModel(
title: json['title']?.toString() ?? 'ملف وزاري',
filePath: json['file']?.toString() ?? '',
type: json['type']?.toString() ?? 'textbook',
);
}
}
/// Model representing an Exam / Question Bank item for the subject
class SubjectExamModel {
final String id;
final String title;
final int questionsCount;
final int durationMinutes;
final double targetScore;
final String difficulty; // easy, medium, hard, ministerial
const SubjectExamModel({
required this.id,
required this.title,
this.questionsCount = 20,
this.durationMinutes = 40,
this.targetScore = 100.0,
this.difficulty = 'ministerial',
});
}