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

class Exam {
  final int id;
  final String name;
  final String state;
  final String? startDate;
  final String? endDate;
  final NamedRecord? program;
  final NamedRecord? academicYear;

  const Exam({
    required this.id,
    required this.name,
    required this.state,
    this.startDate,
    this.endDate,
    this.program,
    this.academicYear,
  });

  factory Exam.fromJson(Map<String, dynamic> json) {
    return Exam(
      id: SafeConvert.toSafeInt(json['id']),
      name: SafeConvert.toSafeString(json['name']),
      state: SafeConvert.toSafeString(json['state'], 'scheduled'),
      startDate: SafeConvert.toNullableString(json['start_date']),
      endDate: SafeConvert.toNullableString(json['end_date']),
      program: NamedRecord.fromNullableJson(json['program']),
      academicYear: NamedRecord.fromNullableJson(json['academic_year']),
    );
  }
}