using System;
using Tanshu.Accounts.Entities;
using System.Collections.Generic;

namespace Tanshu.Accounts.Contracts
{
    public class BillItemValue
    {
        public Inventory inventory { get; set; }
        public Kot kot { get; private set; }

        public string Display
        {
            get
            {
                if (inventory != null)
                {
                    var output = string.Format("{0} @ Rs. {1:#.##}", inventory.Product.FullName, inventory.Price);
                    if (inventory.Discount != 0)
                        output += string.Format(" - {0:#.##%}", inventory.Discount);
                    foreach (var item in inventory.InventoryModifier)
                        output += string.Format("\n\r  --  {0}", item.Modifier.Name);
                    return output;
                }
                else if (kot.KotID != Guid.Empty)
                {
                    return string.Format("Kot: S-{0} / {1:dd-MMM HH:mm} ({2})", kot.Code, kot.Date, kot.User.Name);
                }
                else
                {
                    return "== New Kot ==";
                }
            }
        }
        public BillItemValue(Inventory inv)
        {
            inventory = inv;
        }
        public BillItemValue(Product product)
        {
            inventory = new Inventory()
            {
                Product = product,
                FullPrice = product.FullPrice,
                Price = product.Price,
                IsScTaxable = product.IsScTaxable,
                Quantity = 1,
                ServiceCharge = product.ServiceCharge,
                ServiceTax = product.ServiceTax,
                Vat = product.Vat,
                Discount = 0,
                ServiceTaxRate = product.ServiceTax.Rate,
                VatRate = product.Vat.Rate
            };
        }
        public BillItemValue()
        {
            this.kot = new Kot();
        }

        public BillItemValue(Kot kot)
        {
            this.kot = kot;
        }

    }
}