public void Buy(Clothes clothes, int quantity)
{
var clothe = Clothes.FirstOrDefault(x => x.Type == clothes.Type && x.Size == clothes.Size && x.Color == clothes.Color);
if (clothe != null)
{
clothe.Quantity += quantity;
Money -= clothes.BuyPrice * quantity;
}
else
{
clothes.Quantity = quantity;
Clothes.Add(clothes);
Money -= clothes.BuyPrice * quantity;
}
}
public int Sell(Clothes clothes, int quantity)
{
var clothe = Clothes.FirstOrDefault(x => x.Type == clothes.Type && x.Size == clothes.Size && x.Color == clothes.Color);
if (clothe != null)
{
if (clothe.Quantity >= quantity)
{
clothe.Quantity -= quantity;
Money += clothes.SellPrice * quantity;
return(0);
}
else
{
return(1);
}
}
return(2);
}
