public void AddItem(EbayListing item, int quantity)
{
var listing = _lineCollection.FirstOrDefault(x => x.EbayListing.EbayListingId == item.EbayListingId);
if (listing == null)
{
_lineCollection.Add(new CartLine { EbayListing = item, Quantity = quantity });
}
else
{
listing.Quantity += quantity;
}
}
public void RemoveLine(EbayListing product)
{
_lineCollection.RemoveAll(p => p.EbayListing.EbayListingId == product.EbayListingId);
}