public partial class PreFactor
    {
        public PreFactor()
        {
            PreFactorIncDecs=new HashSet<PreFactorIncDec>();
            PreFactorProducts=new HashSet<PreFactorProduct>();
        }

        public Guid PreFactorID { get; set; }

        [StringLength(50)]
        [DisplayName("شماره پیش فاکتور")]
        public string PreFactorCode { get; set; }
        [DisplayName("شماره کار")]
        public Guid? JobID { get; set; }
        [DisplayName("مشتری")]
        public Guid? CustomerID { get; set; }
        [DisplayName("نماینده")]
        public Guid? AgentID { get; set; }

        [DisplayName("تاریخ")]
        public DateTime? PreFactorDate { get; set; }
        [DisplayName("کل مبلغ")]
        public decimal? Total { get; set; }
        [DisplayName("اضافات")]
        public decimal? Increments { get; set; }
        [DisplayName("کسورات")]
        public decimal? Decrements { get; set; }
        [DisplayName("مبلغ نهایی")]
        public decimal? FinalPrice { get; set; }
        [DisplayName("تخفیف")]
        public decimal? Discount { get; set; }
        [DisplayName("گارانتی")]
        public int? Garranty { get; set; }
        [DisplayName("واحد")]
        public int? TimeUnit { get; set; }
        [DisplayName("اعتبار")]
        public int? Credit { get; set; }

        public virtual Agent Agent { get; set; }

        public virtual Customer Customer { get; set; }

        public virtual Job Job { get; set; }

        public virtual ICollection<PreFactorIncDec> PreFactorIncDecs { get; set; }

        public virtual ICollection<PreFactorProduct> PreFactorProducts { get; set; }
    }