public CalculationResult Change([FromBody] ChangeInput data)
{
var logic = new ChangeLogic();
var r = logic.Change(data.TotalMoney, data.Price);
var x = new CalculationResult();
x.Result = r;
return(x);
}
public string Cart([FromBody] ChangeInput change)//receive JSON object from Cart.js when the number in the cart is changed
{
Session session = db.Sessions.FirstOrDefault(x => x.Id == HttpContext.Request.Cookies["sessionId"]);
int tempProd = int.Parse(change.ProductId);
int tempValue = int.Parse(change.Value);
if (session == null) //if the user is not login
{
string fakeUserId = HttpContext.Request.Cookies["cartItems"]; //get the guest fakeuserid
CartItem cartitem = cartitems.map[fakeUserId]; //get the guest cartitem information based on the fakeuserid (same idea as the sessions in workshop)
//inside cartitem class is a list of KeyValuePair of <int,int> --> can refer to the cartitem class file for more information
//KeyValuePair is used to store the productid and quantity of each of the products.
for (int i = 0; i < cartitem.item.Count(); i++)
{
if (cartitem.item[i].Key == tempProd) //update the quantity of the KeyValuePair with the productId passed in
{
cartitem.item.Remove(cartitem.item[i]);
cartitem.item.Add(new KeyValuePair <int, int>(tempProd, tempValue));
}
}
}
else //else if the user is login
{
int userid = session.UserId;
List <Cart> carts = db.Carts.Where(x => x.UserId == userid).ToList();
foreach (Cart item in carts)//Update the cart of the user with the new value into the databse
{
if (item.ProductId == tempProd)
{
item.Quantity = tempValue;
db.SaveChanges();
}
}
;
}
object data = new
{
status = "success"
};
return(JsonSerializer.Serialize(data));
}
public void ChangeCartItemQuantity([FromBody] ChangeInput change)//receive JSON object from Cart.js when the number in the cart is changed
{
string sessionId; try { sessionId = HttpContext.Request.Cookies["sessionId"]; } catch (NullReferenceException) { sessionId = null; }
string userId; if (sessionId != null)
{
userId = HttpContext.Request.Cookies["userId"];
}
else
{
userId = Environment.MachineName;
}
CartItem item = db.Cart.FirstOrDefault(x => x.UserId == userId && x.pId == change.ProductId);
item.Quantity = int.Parse(change.Value);
db.Cart.Update(item);
db.SaveChanges();
}
