/// <summary>
/// Calculates the basket item.
/// </summary>
/// <param name="itemname">The itemname.</param>
/// <param name="quantity">The quantity.</param>
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
public bool CalculateBasketItem(string itemname, int quantity)
{
bool rtn = false;
Good good = goodsManager.SearchAGood(itemname);
if (good != null)
{
var qry = BasketDetails.BasketList.SingleOrDefault(b => b.Item == itemname);
if (qry != null)
{
qry.Quantity += quantity;
qry.FinalPrice = CalculatePrice(good, qry.Quantity);
if (qry.FinalPrice > 0)
{
AddHistory(HistoryUpdate, itemname, qry.Price, qry.FinalPrice, (qry.Price * qry.Quantity) != qry.FinalPrice);
rtn = true;
}
}
else
{
BasketItem bi = new BasketItem()
{
Item = good.Item, Price = good.Price, Quantity = quantity
};
bi.FinalPrice = CalculatePrice(good, bi.Quantity);
BasketDetails.BasketList.Add(bi);
if (bi.FinalPrice > 0)
{
AddHistory(HistoryAddNew, itemname, bi.Price, bi.FinalPrice, (bi.Price * bi.Quantity) != bi.FinalPrice);
rtn = true;
}
}
}
return(rtn);
}
