namespace VTClassLibrary
{
    public class Product
    {
        [Key]
        [StringLength(4)]
        public string ProductCode { get; set; }
        public string ProductName { get; set; }
        public int ProductSellingPrice { get; set; }
        public int ProductPurchasePrice { get; set; }

        public virtual ICollection<ProductVendingTerminal> ProductVendingTerminals { get; set; }
    }
}



namespace VTClassLibrary
{
    public class VendingTerminal
    {
        [Key]
        public int VTId { get; set; }
        public string VTLocation { get; set; }
        public int VTCredit { get; set; }

        public virtual Cash Cash { get; set; }
        public virtual ICollection<ProductVendingTerminal> ProductVendingTerminals { get; set; }
    }
}



namespace VTClassLibrary
{
    public class ProductVendingTerminal
    {
        [Key, Column(Order = 0)]
        public string ProductCode { get; set; }
        [Key, Column(Order = 1)]
        public int VTId { get; set; }

        public virtual Product Product { get; set; }
        public virtual VendingTerminal VendingTerminal { get; set; }

        public int Amount { get; set; }
    }
}