public ActionResult Remove(int id)
{
//Delete all instances of the ShoppingCartProductID with this method
Store.Data.ShoppingCartProduct S = new Store.Data.ShoppingCartProduct {
ShoppingCartProductID = id
};
db.ShoppingCartProducts.Attach(S);
db.ShoppingCartProducts.Remove(S);
//Try saving
try
{
db.SaveChanges();
}
//If saving does not work
catch (System.Data.Entity.Validation.DbEntityValidationException dbEx)
{
Exception raise = dbEx;
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
string message = string.Format("{0}:{1}",
validationErrors.Entry.Entity.ToString(),
validationError.ErrorMessage);
// raise a new exception nesting
// the current instance as InnerException
raise = new InvalidOperationException(message, raise);
}
}
throw raise;
}
//Pass the ShoppingCartID back to the Ajax function
return(Json(new { newID = id }));
}
public ActionResult TestOrderNow(int?id, int userID)
{
//Checks if any cart exists
if (db.ShoppingCarts.FirstOrDefault(t => t.ShoppingCartID == userID) == null)
{
//If not, create a new one with parameters
Store.Data.ShoppingCart S = new Store.Data.ShoppingCart();
S.ShoppingCartID = userID;
S.UserID = userID;
S.CreatedBy = "dbo";
DateTime date1 = DateTime.Now;
S.DateCreated = date1;
S.ModifiedBy = "dbo";
S.DateModified = date1;
//Add the new ShoppingCart to the DB
db.ShoppingCarts.Add(S);
//Try saving
try
{
db.SaveChanges();
}
//If saving does not work
catch (System.Data.Entity.Validation.DbEntityValidationException dbEx)
{
Exception raise = dbEx;
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
string message = string.Format("{0}:{1}",
validationErrors.Entry.Entity.ToString(),
validationError.ErrorMessage);
// raise a new exception nesting
// the current instance as InnerException
raise = new InvalidOperationException(message, raise);
}
}
throw raise;
}
}
//check if product exists in the user's cart
if (db.ShoppingCartProducts.FirstOrDefault(t => t.ShoppingCartID == userID && t.ProductID == id) == null)
{
//If the product does not exist, then add it to the shopping cart
Store.Data.ShoppingCartProduct Shop = new Store.Data.ShoppingCartProduct();
Shop.ShoppingCartID = userID;
Shop.ProductID = (int)id;
Shop.Quantity = 1;
Shop.CreatedBy = "dbo";
DateTime date1 = DateTime.Now;
Shop.DateCreated = date1;
Shop.ModifiedBy = "dbo";
Shop.DateModified = date1;
//Add the new ShoppingCartProduct to the DB
db.ShoppingCartProducts.Add(Shop);
}
//If the Product already exists in the Shopping Cart, simply increase the quantity
else
{
db.ShoppingCartProducts.FirstOrDefault(t => t.ProductID == id && t.ShoppingCartID == userID).Quantity++;
}
//Try saving
try
{
db.SaveChanges();
}
//If saving does not work
catch (System.Data.Entity.Validation.DbEntityValidationException dbEx)
{
Exception raise = dbEx;
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
string message = string.Format("{0}:{1}",
validationErrors.Entry.Entity.ToString(),
validationError.ErrorMessage);
// raise a new exception nesting
// the current instance as InnerException
raise = new InvalidOperationException(message, raise);
}
}
throw raise;
}
//Redirect to the ShoppingCart view
return(Redirect("~/ShoppingCart/Cart"));
}
