public void UpdateItem(string updateCartID, int updateProductID, int quantity)
{
using (var _db = new Tuts.Models.ProductContext())
{
try
{
var myItem = (from c in _db.ShoppingCartItems where c.CartId == updateCartID && c.Product.ProductID == updateProductID select c).FirstOrDefault();
if (myItem != null)
{
myItem.Quantity = quantity;
_db.SaveChanges();
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Item - " + exp.Message.ToString(), exp);
}
}
}
public void RemoveItem(string removeCartID, int removeProductID)
{
using (var _db = new Tuts.Models.ProductContext())
{
try
{
var myItem = (from c in _db.ShoppingCartItems where c.CartId == removeCartID && c.Product.ProductID == removeProductID select c).FirstOrDefault();
if (myItem != null)
{
// Remove Item.
_db.ShoppingCartItems.Remove(myItem);
_db.SaveChanges();
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Remove Cart Item - " + exp.Message.ToString(), exp);
}
}
}
protected void RemoveProductButton_Click(object sender, EventArgs e)
{
using (var _db = new Tuts.Models.ProductContext())
{
int productId = Convert.ToInt16(DropDownRemoveProduct.SelectedValue);
var myItem = (from c in _db.Products where c.ProductID == productId select c).FirstOrDefault();
if (myItem != null)
{
_db.Products.Remove(myItem);
_db.SaveChanges();
// Reload the page.
string pageUrl = Request.Url.AbsoluteUri.Substring(0, Request.Url.AbsoluteUri.Count() - Request.Url.Query.Count());
Response.Redirect(pageUrl + "?ProductAction=remove");
}
else
{
LabelRemoveStatus.Text = "Unable to locate product.";
}
}
}