public void UpdateShoppingCartDatabase(String cartId, ShoppingCartUpdates[] CartItemUpdates)
{
using (var db = new BASITraining.Models.p_context())
{
try
{
int CartItemCount = CartItemUpdates.Count();
List <cartitem> myCart = GetCartItems();
foreach (var cartItem in myCart)
{
// Iterate through all rows within shopping cart list
for (int i = 0; i < CartItemCount; i++)
{
if (cartItem.Product.ProductID == CartItemUpdates[i].ProductId)
{
if (CartItemUpdates[i].RemoveItem == true)
{
RemoveItem(cartId, cartItem.ProductId);
}
else
{
UpdateItem(cartId, cartItem.ProductId);
}
}
}
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Database - " + exp.Message.ToString(), exp);
}
}
}
public IQueryable <category> GetCategories()
{
var _db = new BASITraining.Models.p_context();
IQueryable <category> query = _db.Categories;
return(query);
}
public IQueryable <product> GetProducts([QueryString("id")] int?CategoryID)
{
var _db = new BASITraining.Models.p_context();
IQueryable <product> query = _db.Products;
if (CategoryID.HasValue && CategoryID > 0)
{
query = query.Where(p => p.CategoryID == CategoryID);
}
return(query);
}
public void DeleteShoppingCartDatabase(String cartId)
{
using (var db = new BASITraining.Models.p_context())
{
try
{
DeleteItem(cartId);
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Database - " + exp.Message.ToString(), exp);
}
}
}
//This code shows the GetProducts method which is referenced by the ItemType property of the ListView control
//in the product_list.aspx page
public IQueryable <product> GetProduct([QueryString("productID")] int?productId)
{
var _db = new BASITraining.Models.p_context();
IQueryable <product> query = _db.Products;
if (productId.HasValue && productId > 0)
{
query = query.Where(p => p.ProductID == productId);
}
else
{
query = null;
}
return(query);
}
public void UpdateItem(string updateCartID, int updateProductID)
{
using (var _db = new BASITraining.Models.p_context())
{
try
{
var myItem = (from c in _db.coursecartitems where c.CartId == updateCartID && c.Product.ProductID == updateProductID select c).FirstOrDefault();
if (myItem != null)
{
_db.SaveChanges();
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Item - " + exp.Message.ToString(), exp);
}
}
}
public void DeleteItem(string removeCartID)
{
using (var _db = new BASITraining.Models.p_context())
{
try
{
var myItem = (from c in _db.coursecartitems where c.CartId == removeCartID select c).FirstOrDefault();
if (myItem != null)
{
// Remove Item.
_db.coursecartitems.Remove(myItem);
_db.SaveChanges();
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Remove Cart Item - " + exp.Message.ToString(), exp);
}
}
}
