/// <summary>
        /// Adds Angry Chicken
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Angry_Chicken(object sender, RoutedEventArgs e)
        {
            var entree = new AngryChicken();
            var screen = new CustomizedAngryChicken();

            AddItemAndOpenCustomizationScreen(entree, screen);
        }
        /// <summary>
        /// Adds Angry Chicken to the order
        /// </summary>
        /// <param name="sender">the angry chicken button </param>
        /// <param name="e">information associated with the button</param>
        void OnAddAngryChickenButtonClicked(object sender, RoutedEventArgs e)
        {
            var orderControl = this.FindAncestor <OrderControl>();

            if (DataContext is Order order)
            {
                var entree = new AngryChicken();
                var screen = new CustomizedAngryChicken();
                screen.DataContext = entree;
                order.Add(entree);
                orderControl.SwapScreen(screen);

                //OnItemAddButtonClicked(sender, e);
                //order.Add(new AngryChicken());
            }
        }
        /// <summary>
        /// handles the event that an added item needs to be chagned
        /// </summary>
        /// <param name="sender">the listbox item being edited</param>
        /// <param name="e">information associated with the item sent</param>
        void ItemChanged(object sender, EventArgs e)
        {
            FrameworkElement screen = null;
            var orderControl        = this.FindAncestor <OrderControl>();

            if (DataContext is Order order)
            {
                if (sender is ListBox lb)
                {
                    if (lb.SelectedItem is IOrderItem item)
                    {
                        if (item is AngryChicken)
                        {
                            screen             = new CustomizedAngryChicken();
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is CowpokeChili)
                        {
                            screen             = new CustomizedCowpokeChili();
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is TrailBurger)
                        {
                            screen             = new CustomizedTrailBurger();
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is DakotaDoubleBurger)
                        {
                            screen             = new CustomizedDakotaDoubleBurger();
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is TexasTripleBurger)
                        {
                            screen             = new CustomizedTexasTripleBurger();
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is PecosPulledPork)
                        {
                            screen             = new CustomizedPecosPulledPork();
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is BakedBeans || item is ChiliCheeseFries || item is CornDodgers || item is PanDeCampo)
                        {
                            screen             = new CustomizedSide(DataContext);
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is CowboyCoffee)
                        {
                            screen             = new CustomizedCowboyCoffee(DataContext);
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is JerkedSoda)
                        {
                            screen             = new CustomizedJerkSoda(DataContext);
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is TexasTea)
                        {
                            screen             = new CustomizedTexasTea(DataContext);
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                        else if (item is Water)
                        {
                            screen             = new CustomizedWater(DataContext);
                            screen.DataContext = item;
                            orderControl?.SwapScreen(screen);
                        }
                    }
                }
            }
        }
        /// <summary>
        /// Goes to the screen of item clicked
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void listBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            FrameworkElement screen;
            OrderControl     orderControl = null;

            // Need ancestor to load customization screen
            orderControl = this.FindAncestor <OrderControl>();

            if (orderControl == null)
            {
                throw new Exception("An ancestor of OrderControl expected");
            }


            // Entrees ---------------------------------------------------------------------
            if (orderList.SelectedItem is IOrderItem item)
            {
                if (item is AngryChicken angryChicken)
                {
                    screen = new CustomizedAngryChicken(angryChicken);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = angryChicken;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is CowpokeChili cowpokeChili)
                {
                    screen = new CustomizedCowpokeChili(cowpokeChili);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = cowpokeChili;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is DakotaDoubleBurger dakotaDouble)
                {
                    screen = new CustomizedDakotaDoubleBurger(dakotaDouble);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = dakotaDouble;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is PecosPulledPork pecosPulledPork)
                {
                    screen = new CustomizedPecosPulledPork(pecosPulledPork);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = pecosPulledPork;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is TexasTripleBurger texasTriple)
                {
                    screen = new CustomizedTexasTripleBurger(texasTriple);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = texasTriple;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is TrailBurger trailBurger)
                {
                    screen = new CustomizedTrailBurger(trailBurger);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = trailBurger;
                        orderControl.SwapScreen(screen);
                    }
                }

                // Sides ---------------------------------------------------------------------
                else if (orderList.SelectedItem is BakedBeans bakedBeans)
                {
                    screen = new CustomizedBakedBeans(bakedBeans);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = bakedBeans;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is ChiliCheeseFries chiliCheeseFries)
                {
                    screen = new CustomizedChiliCheeseFries(chiliCheeseFries);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = chiliCheeseFries;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is CornDodgers cornDodgers)
                {
                    screen = new CustomizedCornDodgers(cornDodgers);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = cornDodgers;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is PanDeCampo panDeCampo)
                {
                    screen = new CustomizedPanDeCampo(panDeCampo);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = panDeCampo;
                        orderControl.SwapScreen(screen);
                    }
                }

                // Drinks ---------------------------------------------------------------------
                else if (orderList.SelectedItem is CowboyCoffee cowboyCoffee)
                {
                    screen = new CustomizedCowboyCoffee(cowboyCoffee);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = cowboyCoffee;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is JerkedSoda jerkedSoda)
                {
                    screen = new CustomizedJerkedSoda(jerkedSoda);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = jerkedSoda;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is TexasTea texasTea)
                {
                    screen = new CustomizedTexasTea(texasTea);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = texasTea;
                        orderControl.SwapScreen(screen);
                    }
                }
                else if (orderList.SelectedItem is Water water)
                {
                    screen = new CustomizedWater(water);
                    if (screen != null)
                    {
                        // Need ancestor to load customization screen
                        orderControl = this.FindAncestor <OrderControl>();

                        if (orderControl == null)
                        {
                            throw new Exception("An ancestor of OrderControl expected");
                        }

                        // Add item to customization screen
                        screen.DataContext = water;
                        orderControl.SwapScreen(screen);
                    }
                }

                // All else ---------------------------------------------------------------------
                else
                {
                    // Add item to customization screen
                    orderControl?.SwapScreen(new MenuItemSelectionControl());
                }

                orderList.SelectedItem = null;
            }
        }