public void AddItem(Product product, int quantity)
{
CartLine line = lineCollection
.FirstOrDefault(p => p.Product.ProductID == product.ProductID);
if (line == null)
{
lineCollection.Add(new CartLine { Product = product, Quantity = quantity });
}
else
{
line.Quantity += quantity;
}
}
public void SaveProduct(Product product)
{
if (product.ProductID == 0) context.Product.Add(product);
else
{
Product dbEntry = context.Product.Find(product.ProductID);
if (dbEntry != null)
{
dbEntry.Name = product.Name;
dbEntry.Author = product.Author;
dbEntry.Category = product.Category;
dbEntry.Description = product.Description;
dbEntry.Price = product.Price;
}
}
context.SaveChanges();
}
public void RemoveLine(Product product)
{
lineCollection.RemoveAll(l => l.Product.ProductID == product.ProductID);
}