protected void RemoveCategoryButton_Click(object sender, EventArgs e)
{
using (var _db = new CafeDroid_P3.Models.ProductContext())
{
int categoryId = Convert.ToInt16(DropDownRemoveCategory.SelectedValue);
var myProductItem = (from p in _db.Products where p.CategoryID == categoryId select p).FirstOrDefault();
if (myProductItem == null)
{
var myItem = (from c in _db.Categories where c.CategoryID == categoryId select c).FirstOrDefault();
if (myItem != null)
{
_db.Categories.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 + "?CategoryAction=remove");
}
else
{
LabelRemoveStatus.Text = "Unable to locate category.";
}
}
else
{
LabelRemoveStatus.Text = "There are products under this category.";
}
}
}
public void UpdateItem(string updateCartID, int updateProductID, int quantity)
{
using (var _db = new CafeDroid_P3.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 CafeDroid_P3.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);
}
}
}
