---

using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace AutoServiceWinForms.Models
{
    public enum RequestStatus
    {
        Новая, Принята_в_работу, В_работе, Ожидание_запчастей,
        Контроль_качества, Готова_к_выдаче, Выдана, Закрыта, Отменена
    }

    public class ServiceRequest
    {
        [Key]
        public int Id { get; set; }

        [MaxLength(20)]
        public string RequestNumber { get; set; } = string.Empty;

        [Required(ErrorMessage = "Описание обязательно")]
        [MaxLength(1000)]
        public string Description { get; set; } = string.Empty;

        public RequestStatus Status { get; set; } = RequestStatus.Новая;

        [Column(TypeName = "decimal(18,2)")]
        public decimal EstimatedCost { get; set; }

        public DateTime CreatedAt { get; set; } = DateTime.Now;
        public DateTime? DesiredDate { get; set; }
        public string? MasterNotes { get; set; }

        [ForeignKey("Vehicle")]
        public int VehicleId { get; set; }
        public Vehicle? Vehicle { get; set; }

        public void GenerateNumber()
        {
            RequestNumber = $"AS-{DateTime.Now:yyyyMMdd}-{Id:D4}";
        }
    }
}