/// <summary>
/// 新增
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public async Task CreateCartAsync(CartInput input)
{
var cartdto = _cartAppService.GetAllList(x => x.UserID == AbpSession.UserId && x.ProductId == input.ProductId).FirstOrDefault();
if (cartdto != null)
{
cartdto.Qty += 1;
await _cartAppService.UpdateAsync(cartdto);
}
else
{
var model = input.MapTo <CartModel>();
model.UserID = Convert.ToInt32(AbpSession.UserId);
model.TenantID = AbpSession.TenantId.HasValue ? AbpSession.TenantId.Value : 1;
model.Qty = 1;
await _cartAppService.InsertAsync(model);
}
}
// Add items to shopping cart from Home Page and Product Details Page
public IActionResult UpdateCart([FromBody] CartInput cartInput)
{
// Get the User ID for the current session
string sessionId = HttpContext.Session.GetString("SessionId");
string message = "Items have been added to cart";
// Get the product Id from cartInput
int productId = Convert.ToInt32(cartInput.ProductId);
int quantity = Convert.ToInt32(cartInput.Quantity);
if (sessionId == null)
{
int i = 0;
string newcartitem = Convert.ToString(productId) + "," + Convert.ToString(quantity);
// Get all the temp cart items
// items is a dictionary of key = "productId,quanty", value = "Product{j}"
Dictionary <string, string> items = new Dictionary <string, string>();
int j = 0;
string item = "initiate";
do
{
item = HttpContext.Session.GetString("Product" + Convert.ToString(j));
if (item == null)
{
break;
}
if (item != "removed product")
{
items.Add(item, "Product" + Convert.ToString(j));
}
j++;
} while (item != null);
// Find if the productId is in the session already
bool exist = false;
string[] tempProductId = new string[2];
string tempCartIndex = "";
foreach (KeyValuePair <string, string> entry in items)
{
tempProductId = entry.Key.Split(",");
tempCartIndex = entry.Value;
if (Convert.ToInt32(tempProductId[0]) == productId)
{
exist = true;
break;
}
}
// If productId is found in the session
if (exist)
{
string toUpdate = HttpContext.Session.GetString(tempCartIndex);
string[] tempproductIdQty = toUpdate.Split(",");
int tempproductId = Convert.ToInt32(tempproductIdQty[0]);
int tempQty = Convert.ToInt32(tempproductIdQty[1]);
// Check is quantity is more that what we have in stock
if (tempQty + quantity <= db.ActivationCode.Where(x => x.ProductId == tempproductId && x.IsSold == false).Count())
{
tempQty += quantity;
}
else
{
tempQty = db.ActivationCode.Where(x => x.ProductId == tempproductId && x.IsSold == false).Count();
message = "Reached maximum stock";
}
// Remove the old session storage and add the new one
HttpContext.Session.Remove(tempCartIndex);
string toAdd = Convert.ToString(tempproductId) + "," + Convert.ToString(tempQty);
HttpContext.Session.SetString(tempCartIndex, toAdd);
}
// If productId is not found in the session
else
{
while (string.IsNullOrEmpty(HttpContext.Session.GetString("Product" + Convert.ToString(i))) == false)
{
i++;
}
HttpContext.Session.SetString("Product" + Convert.ToString(i), newcartitem);
}
}
else
{
int userId = db.Sessions.FirstOrDefault(x => x.SessionId == sessionId).UserId;
// Check if the user currently as an order
// Create a new order if user currently don't have any order yet
if (db.Orders.FirstOrDefault(x => x.UserId == userId && x.IsPaid == false) == null)
{
db.Orders.Add(new Order
{
UserId = userId,
OrderDate = DateTime.Now.ToString()
});
db.SaveChanges();
}
// Get the order id
Order order = db.Orders.FirstOrDefault(x => x.UserId == userId && x.IsPaid == false);
// Check if the current item is already in the cart
Cart cart = db.Cart.FirstOrDefault(x => x.ProductId == productId && x.OrderId == order.Id);
if (cart == null)
{
cart = new Cart()
{
OrderId = order.Id,
ProductId = productId,
Quantity = quantity
};
db.Cart.Add(cart);
}
// Don't allow user to add more that what we have in stock
else if (cart.Quantity + quantity <= db.ActivationCode.Where(x => x.ProductId == cart.ProductId && x.IsSold == false).Count())
{
cart.Quantity += quantity;
}
else
{
cart.Quantity = db.ActivationCode.Where(x => x.ProductId == cart.ProductId && x.IsSold == false).Count();
message = "Reached maximum stock";
}
db.SaveChanges();
}
return(Json(new
{
status = "success",
message
}));
}
