public class Product
{

    public virtual int Id { get; set; }
    public virtual string PrpductName { get; set; }
    public virtual string ProductDesc { get; set; }
    public virtual decimal MinimamPrice { get; set; }
    public virtual DateTime StarttimeBID { get; set; }
    public virtual DateTime EndTimeBID { get; set; }
    public virtual string ProductSpecifications { get; set; }
    public virtual string Barcode { get; set; }
    public virtual string Manufacturer { set; get; }
    public virtual string ShortDesc { set; get; }
    public virtual bool IsActive { get; set; }
    public string MainPhoto { set; get; }
    [NotMapped]
    public HttpPostedFile Photo1 { get; set; }
    [ForeignKey("UserStartBID")]
    public string Admin_Id { get; set; }
    public virtual ApplicationUser UserStartBID { get; set; }
    [ForeignKey("category")]
    public int Category_id { get; set; }
    public virtual Category category { get; set; }
    public virtual ICollection<Bid> Bids { get; set; }
}

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

    public virtual string Pic { get; set; }
    [NotMapped]
    public HttpPostedFile Photo1 { get; set; }
    [ForeignKey("Product")]
    public int Product_Id { get; set; }
    public virtual ICollection<Product> Product { get; set; }

}