public ActionResult Delete(Product product) { var northwind = new Models.NorthwindEntities(); var products = northwind.Products; // Get the product being deleted using the posted ProductID var actualProduct = products.FirstOrDefault(p => p.ProductID == product.ProductID); if (actualProduct != null) { // Delete the product products.DeleteObject(actualProduct); // Save the changes in the database northwind.SaveChanges(); } var data = from p in products select new // Use anonymous type to avoid JSON serialization exceptions due to circular object references. Also serialize only the required properties (for performance) { p.Category, p.ProductID, p.ProductName, p.CategoryID }; return(View(new GridModel(data))); }
public ActionResult Insert(Product product) { var northwind = new Models.NorthwindEntities(); var products = northwind.Products; var categories = northwind.Categories; // Find the category which has been chosen using the posted Category.CategoryID (specified using the dropdownlist) var category = categories.FirstOrDefault(c => c.CategoryID == product.Category.CategoryID); // Set the chosen Category product.Category = category; // Add the new product products.AddObject(product); // Save the changes in the database northwind.SaveChanges(); var data = from p in products select new // Use anonymous type to avoid JSON serialization exceptions due to circular object references. Also serialize only the required properties (for performance) { p.Category, p.ProductID, p.ProductName, p.CategoryID }; return(View(new GridModel(data))); }
public ActionResult Edit(Models.Orders order) { Models.NorthwindEntities db = new Models.NorthwindEntities(); //var _order = db.Orders.First(o => o.OrderID == order.OrderID); db.Set <Models.Orders>().AsNoTracking().FirstOrDefault(o => o.OrderID == order.OrderID); db.Entry(order).State = EntityState.Modified; db.SaveChanges(); return(View()); }
public ActionResult Update(Product product) { var northwind = new Models.NorthwindEntities(); var products = northwind.Products; // Get the product being updated using the posted ProductID var actualProduct = products.FirstOrDefault(p => p.ProductID == product.ProductID); if (actualProduct != null) { // Update the ProductName using the posted product name actualProduct.ProductName = product.ProductName; var categories = northwind.Categories; // Find the category which has been chosen using the posted Category.CategoryID (specified using the dropdownlist) var category = categories.FirstOrDefault(c => c.CategoryID == product.Category.CategoryID); // Set the chosen Category actualProduct.Category = category; // Save the changes in the database northwind.SaveChanges(); } var data = from p in products select new // Use anonymous type to avoid JSON serialization exceptions due to circular object references. Also serialize only the required properties (for performance) { p.Category, p.ProductID, p.ProductName, p.CategoryID }; return View(new GridModel(data)); }
public ActionResult Delete(Product product) { var northwind = new Models.NorthwindEntities(); var products = northwind.Products; // Get the product being deleted using the posted ProductID var actualProduct = products.FirstOrDefault(p => p.ProductID == product.ProductID); if (actualProduct != null) { // Delete the product products.DeleteObject(actualProduct); // Save the changes in the database northwind.SaveChanges(); } var data = from p in products select new // Use anonymous type to avoid JSON serialization exceptions due to circular object references. Also serialize only the required properties (for performance) { p.Category, p.ProductID, p.ProductName, p.CategoryID }; return View(new GridModel(data)); }