public ActionResult UpdateQuantity(int orderID, int orderDetailID, int amount)
{
string email = User.Identity.GetUserName();
//Get the order detail
OrderDetail orderDetail = db.OrderDetails
.Where(j => j.OrderDetailId == orderDetailID)
.FirstOrDefault();
//Get the product information
Product product = db.Products
.Where(i => i.ProductId == orderDetail.ProductId)
.FirstOrDefault();
//Update the quantity and the total
int previousQuantity = orderDetail.Quantity;
orderDetail.Quantity = orderDetail.Quantity + amount;
orderDetail.Quantity = ((orderDetail.Quantity <= 0) ? 1 : orderDetail.Quantity); //Dont let the quantity go below 1
int newQuantity = orderDetail.Quantity;
orderDetail.Quantity = ((orderDetail.Quantity > product.Stock) ? previousQuantity : newQuantity); //Dont let the quantity go above the stock of the product
orderDetail.Total = product.DiscountedPrice * orderDetail.Quantity;
db.Entry(orderDetail).State = EntityState.Modified;
//Cart. Go through and update the cart total
Order cart = db.Orders.FirstOrDefault(i => i.Email == email);
db.Entry(cart).State = EntityState.Modified;
if (previousQuantity != newQuantity)
{
if (amount < 0)
{
cart.Total -= (product.DiscountedPrice * Math.Abs(amount));
}
else
{
cart.Total += (product.DiscountedPrice * Math.Abs(amount));
}
}
db.SaveChanges();
return(Redirect("/Orders/Details/" + orderID));
}
public ActionResult Edit([Bind(Include = "OrderDetailId,ProductId,Quantity,Total")] OrderDetail orderDetail)
{
if (ModelState.IsValid)
{
db.Entry(orderDetail).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(orderDetail));
}
public ActionResult Edit([Bind(Include = "ProductId,Name,Description,Price,DiscountedPrice,Stock,Purchases,Picture,Type,DateCreated,Featured")] Product product)
{
if (ModelState.IsValid)
{
db.Entry(product).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(product));
}
