public void Dispose()
{
if (_db != null)
{
_db.Dispose();
_db = null;
}
}
public IQueryable<Product> GetProducts([QueryString("id")] int?categoryId)
{
var _db = new ClassiqWheels.Models.ProductContext();
IQueryable<Product> query = _db.Products;
if (categoryId.HasValue && categoryId > 0)
{
query = query.Where(p => p.CategoryID == categoryId);
}
return query;
}
public bool AddProduct(string ProductName, string ProductDesc, string
ProductPrice, string ProductCategory, string ProductImagePath)
{
var myProduct = new Product();
myProduct.ProductName = ProductName;
myProduct.Description = ProductDesc;
myProduct.UnitPrice = Convert.ToDouble(ProductPrice);
myProduct.ImagePath = ProductImagePath;
myProduct.CategoryID = Convert.ToInt32(ProductCategory);
using (ProductContext _db = new ProductContext())
{
// Add product to DB.
_db.Products.Add(myProduct);
_db.SaveChanges();
}
// Success.
return true;
}
protected void RemoveProductButton_Click(object sender, EventArgs e)
{
using (var _db = new ClassiqWheels.Models.ProductContext())
{
int productId = Convert.ToInt16(DropDownRemoveProduct.SelectedValue);
var myItem = (from c in _db.Products where c.ProductID == productId select c).FirstOrDefault();
if (myItem != null)
{
_db.Products.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 + "?ProductAction=remove");
}
else
{
LabelRemoveStatus.Text = "Unable to locate product.";
}
}
}
public IQueryable GetProducts()
{
var _db = new ClassiqWheels.Models.ProductContext();
IQueryable query = _db.Products;
return query;
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
NVPAPICaller payPalCaller = new NVPAPICaller();
string retMsg = "";
string token = "";
string PayerID = "";
NVPCodec decoder = new NVPCodec();
token = Session["token"].ToString();
bool ret = payPalCaller.GetCheckoutDetails(token, ref PayerID, ref
decoder, ref retMsg);
if (ret)
{
Session["payerId"] = PayerID;
var myOrder = new Order();
myOrder.OrderDate =
Convert.ToDateTime(decoder["TIMESTAMP"].ToString());
myOrder.Username = User.Identity.Name;
myOrder.FirstName = decoder["FIRSTNAME"].ToString();
myOrder.LastName = decoder["LASTNAME"].ToString();
myOrder.Address = decoder["SHIPTOSTREET"].ToString();
myOrder.City = decoder["SHIPTOCITY"].ToString();
myOrder.State = decoder["SHIPTOSTATE"].ToString();
myOrder.PostalCode = decoder["SHIPTOZIP"].ToString();
myOrder.Country = decoder["SHIPTOCOUNTRYCODE"].ToString();
myOrder.Email = decoder["EMAIL"].ToString();
myOrder.Total = Convert.ToDecimal(decoder["AMT"].ToString());
// Verify total payment amount as set on CheckoutStart.aspx.
try
{
decimal paymentAmountOnCheckout =
Convert.ToDecimal(Session["payment_amt"].ToString());
decimal paymentAmoutFromPayPal =
Convert.ToDecimal(decoder["AMT"].ToString());
if (paymentAmountOnCheckout != paymentAmoutFromPayPal)
{
Response.Redirect("CheckoutError.aspx?" +
"Desc=Amount%20total%20mismatch.");
} }
catch (Exception)
{
Response.Redirect("CheckoutError.aspx?" +
"Desc=Amount%20total%20mismatch.");
}
// Get DB context.
ProductContext _db = new ProductContext();
// Add order to DB.
_db.Orders.Add(myOrder);
_db.SaveChanges();
// Get the shopping cart items and process them.
using (ClassiqWheels.Logic.ShoppingCartActions usersShoppingCart = new
ClassiqWheels.Logic.ShoppingCartActions())
{
List<CartItem> myOrderList = usersShoppingCart.GetCartItems();
// Add OrderDetail information to the DB for each product purchased.
for (int i = 0; i < myOrderList.Count; i++)
{
// Create a new OrderDetail object.
var myOrderDetail = new OrderDetail();
myOrderDetail.OrderId = myOrder.OrderId;
myOrderDetail.Username = User.Identity.Name;
myOrderDetail.ProductId = myOrderList[i].ProductId;
myOrderDetail.Quantity = myOrderList[i].Quantity;
myOrderDetail.UnitPrice = myOrderList[i].Product.UnitPrice;
// Add OrderDetail to DB.
_db.OrderDetails.Add(myOrderDetail);
_db.SaveChanges();
}
// Set OrderId.
Session["currentOrderId"] = myOrder.OrderId;
// Display Order information.
List<Order> orderList = new List<Order>();
orderList.Add(myOrder);
ShipInfo.DataSource = orderList;
ShipInfo.DataBind();
// Display OrderDetails.
OrderItemList.DataSource = myOrderList;
OrderItemList.DataBind();
}
}
else
{
Response.Redirect("CheckoutError.aspx?" + retMsg);
}
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
// Verify user has completed the checkout process.
if ((string)Session["userCheckoutCompleted"] != "true")
{
Session["userCheckoutCompleted"] = string.Empty;
Response.Redirect("CheckoutError.aspx?" +
"Desc=Unvalidated%20Checkout.");
}
NVPAPICaller payPalCaller = new NVPAPICaller();
string retMsg = "";
string token = "";
string finalPaymentAmount = "";
string PayerID = "";
NVPCodec decoder = new NVPCodec();
token = Session["token"].ToString();
PayerID = Session["payerId"].ToString();
finalPaymentAmount = Session["payment_amt"].ToString();
bool ret = payPalCaller.DoCheckoutPayment(finalPaymentAmount, token,
PayerID, ref decoder, ref retMsg);
if (ret)
{
// Retrieve PayPal confirmation value.
string PaymentConfirmation =
decoder["PAYMENTINFO_0_TRANSACTIONID"].ToString();
TransactionId.Text = PaymentConfirmation;
ProductContext _db = new ProductContext();
// Get the current order id.
int currentOrderId = -1;
if (Session["currentOrderId"] != string.Empty)
{
currentOrderId = Convert.ToInt32(Session["currentOrderID"]);
}
Order myCurrentOrder;
if (currentOrderId >= 0)
{
// Get the order based on order id.
myCurrentOrder = _db.Orders.Single(o => o.OrderId == currentOrderId);
// Update the order to reflect payment has been completed.
myCurrentOrder.PaymentTransactionId = PaymentConfirmation;
// Save to DB.
_db.SaveChanges();
}
// Clear shopping cart.
using (ClassiqWheels.Logic.ShoppingCartActions usersShoppingCart =
new ClassiqWheels.Logic.ShoppingCartActions())
{
usersShoppingCart.EmptyCart();
}
// Clear order id.
Session["currentOrderId"] = string.Empty;
}
else
{
Response.Redirect("CheckoutError.aspx?" + retMsg);
}
}
}
public IQueryable<Category> GetCategories()
{
var _db = new ClassiqWheels.Models.ProductContext();
IQueryable<Category> query = _db.Categories;
return query;
}
public void UpdateItem(string updateCartID, int updateProductID, int
quantity)
{
using (var _db = new ClassiqWheels.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 ClassiqWheels.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);
}
}
}
public void UpdateShoppingCartDatabase(String cartId, ShoppingCartUpdates[]
CartItemUpdates)
{
using (var db = new ClassiqWheels.Models.ProductContext())
{
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].PurchaseQuantity < 1 ||
CartItemUpdates[i].RemoveItem == true)
{
RemoveItem(cartId, cartItem.ProductId);
}
else
{
UpdateItem(cartId, cartItem.ProductId, CartItemUpdates[i].PurchaseQuantity); }
}
}
}
}
catch (Exception exp)
{
throw new Exception("ERROR: Unable to Update Cart Database - " +
exp.Message.ToString(), exp);
}
}
}
