enum InstructionStatus {
  assigned,
  completed,
  overdue,
  cancelled
}

extension InstructionStatusExtension on InstructionStatus {
  String get displayName {
    switch (this) {
      case InstructionStatus.assigned:
        return 'Назначен';
      case InstructionStatus.completed:
        return 'Завершен';
      case InstructionStatus.overdue:
        return 'Просрочен';
      case InstructionStatus.cancelled:
        return 'Отменен';
    }
  }
}

class InstructionLog {
  final String? id;
  final String workerId;
  final String instructionId;
  final InstructionStatus status;
  final String? notes;

  InstructionLog({
    this.id,
    required this.workerId,
    required this.instructionId,
    required this.status,
    this.notes,
  });

  InstructionLog copyWith({
    String? id,
    String? workerId,
    String? instructionId,
    InstructionStatus? status,
    String? notes,
  }) {
    return InstructionLog(
      id: id ?? this.id,
      workerId: workerId ?? this.workerId,
      instructionId: instructionId ?? this.instructionId,
      status: status ?? this.status,
      notes: notes ?? this.notes,
    );
  }


}