Metatron_Student_ERP/flutter_app/lib/models/attendance.dart

import '../core/utils/safe_convert.dart';

class AttendanceSummary {
  final double percentage;
  final int present;
  final int absent;
  final int late;
  final int medicalLeave;
  final int onDuty;

  const AttendanceSummary({
    required this.percentage,
    required this.present,
    required this.absent,
    required this.late,
    required this.medicalLeave,
    required this.onDuty,
  });

  factory AttendanceSummary.fromJson(Map<String, dynamic> json) {
    return AttendanceSummary(
      percentage: SafeConvert.toSafeDouble(json['percentage']),
      present: SafeConvert.toSafeInt(json['present']),
      absent: SafeConvert.toSafeInt(json['absent']),
      late: SafeConvert.toSafeInt(json['late']),
      medicalLeave: SafeConvert.toSafeInt(json['medical_leave']),
      onDuty: SafeConvert.toSafeInt(json['on_duty']),
    );
  }

  factory AttendanceSummary.empty() => const AttendanceSummary(
        percentage: 0.0,
        present: 0,
        absent: 0,
        late: 0,
        medicalLeave: 0,
        onDuty: 0,
      );
}

class AttendanceRecord {
  final int id;
  final String date;
  final String status;

  const AttendanceRecord({
    required this.id,
    required this.date,
    required this.status,
  });

  factory AttendanceRecord.fromJson(Map<String, dynamic> json) {
    return AttendanceRecord(
      id: SafeConvert.toSafeInt(json['id']),
      date: SafeConvert.toSafeString(json['date']),
      status: SafeConvert.toSafeString(json['status'], 'absent'),
    );
  }
}

class AttendanceData {
  final AttendanceSummary summary;
  final List<AttendanceRecord> records;

  const AttendanceData({
    required this.summary,
    required this.records,
  });

  factory AttendanceData.fromJson(Map<String, dynamic> json) {
    final summaryMap = SafeConvert.toNullableMap(json['summary']) ?? {};
    return AttendanceData(
      summary: AttendanceSummary.fromJson(summaryMap),
      records: SafeConvert.toSafeList(
        json['records'],
        (item) => AttendanceRecord.fromJson(SafeConvert.toNullableMap(item) ?? {}),
      ),
    );
  }
}