public void Dispose()
 {
     if (_db != null)
     {
         _db.Dispose();
         _db = null;
     }
 }
        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;
        }
        public IQueryable<Product> GetProducts(
            [QueryString("id")] int? categoryId,
            [RouteData] string categoryName)
        {
            var _db = new WineStore.Models.ProductContext();
            IQueryable<Product> query = _db.Products;

            if (categoryId.HasValue && categoryId > 0)
            {
                query = query.Where(p => p.CategoryID == categoryId);
            }

            if (!String.IsNullOrEmpty(categoryName))
            {
                query = query.Where(p =>
                                    String.Compare(p.Category.CategoryName,
                                    categoryName) == 0);
            }
            return query;
        }
 public IQueryable<Product> GetProduct(
     [QueryString("ProductID")] int? productId,
     [RouteData] string productName)
 {
     var _db = new WineStore.Models.ProductContext();
     IQueryable<Product> query = _db.Products;
     if (productId.HasValue && productId > 0)
     {
         query = query.Where(p => p.ProductID == productId);
     }
     else if (!String.IsNullOrEmpty(productName))
     {
         query = query.Where(p =>
                   String.Compare(p.ProductName, productName) == 0);
     }
     else
     {
         query = null;
     }
     return query;
 }
 public IQueryable<Category> GetCategories()
 {
     var _db = new WineStore.Models.ProductContext();
     IQueryable<Category> query = _db.Categories;
     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 (WineStore.Logic.ShoppingCartActions usersShoppingCart = new WineStore.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);
                }
            }
        }
 public void UpdateShoppingCartDatabase(String cartId, ShoppingCartUpdates[] CartItemUpdates)
 {
     using (var db = new WineStore.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);
         }
     }
 }
 public void UpdateItem(string updateCartID, int updateProductID, int quantity)
 {
     using (var _db = new WineStore.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 WineStore.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);
         }
     }
 }
        protected void RemoveProductButton_Click(object sender, EventArgs e)
        {
            using (var _db = new WineStore.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 WineStore.Models.ProductContext();
     IQueryable query = _db.Products;
     return query;
 }
        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"] != null)
                    {
                        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 (WineStore.Logic.ShoppingCartActions usersShoppingCart =
                        new WineStore.Logic.ShoppingCartActions())
                    {
                        usersShoppingCart.EmptyCart();
                    }

                    // Clear order id.
                    Session["currentOrderId"] = string.Empty;
                }
                else
                {
                    Response.Redirect("CheckoutError.aspx?" + retMsg);
                }
            }
        }