public IQueryable GetCategories() { var _db = new CafeDroid_P3.Models.ProductContext(); IQueryable query = _db.Categories; return(query); }
protected void RemoveCategoryButton_Click(object sender, EventArgs e) { using (var _db = new CafeDroid_P3.Models.ProductContext()) { int categoryId = Convert.ToInt16(DropDownRemoveCategory.SelectedValue); var myProductItem = (from p in _db.Products where p.CategoryID == categoryId select p).FirstOrDefault(); if (myProductItem == null) { var myItem = (from c in _db.Categories where c.CategoryID == categoryId select c).FirstOrDefault(); if (myItem != null) { _db.Categories.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 + "?CategoryAction=remove"); } else { LabelRemoveStatus.Text = "Unable to locate category."; } } else { LabelRemoveStatus.Text = "There are products under this category."; } } }
public void UpdateShoppingCartDatabase(String cartId, ShoppingCartUpdates[] CartItemUpdates) { using (var db = new CafeDroid_P3.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 CafeDroid_P3.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 IQueryable <Product> GetProducts( [QueryString("id")] int?categoryId, [RouteData] string categoryName) { var _db = new CafeDroid_P3.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 void RemoveItem(string removeCartID, int removeProductID) { using (var _db = new CafeDroid_P3.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 IQueryable <Product> GetProduct( [QueryString("ProductID")] int?productId, [RouteData] string productName) { var _db = new CafeDroid_P3.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); }