/
MenuWindow.xaml.cs
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/
MenuWindow.xaml.cs
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using System;
using System.Collections;
using System.Collections.Generic;
using System.Windows;
using System.Windows.Controls;
namespace KelnerPlus
{
/// <summary>
/// Interaction logic for MenuWindow.xaml
/// </summary>
public partial class MenuWindow
{
public List<MenuItem> MenuItems;
private Order _myOrder;
/// <summary>
/// Inicjalizacja naszego okna Menu
/// </summary>
/// <param name="newOrder"> parametr prawda/fałsz czy mają być dostępne opcje składania zamówienia</param>
public MenuWindow(bool newOrder = false)
{
InitializeComponent();
GridForMenu.Visibility = Visibility.Visible;
ListBoxMenu.Items.Clear();
MenuItems = Connections.GetMenuItems();
ArrayList itemsList = new ArrayList();
foreach (var menuItem in MenuItems)
{
itemsList.Add(menuItem);
}
ListBoxMenu.ItemsSource = itemsList;
if (!newOrder)
{
Tab6.Visibility = Visibility.Collapsed;
BtAddItem.Visibility = Visibility.Collapsed;
CbQuantity.Visibility = Visibility.Collapsed;
LQuantity.Visibility = Visibility.Collapsed;
}
else
{
for (int i = 1; i < 20; i++)
{
CbQuantity.Items.Add(i);
}
CbQuantity.SelectedIndex = 0;
Tab6.IsSelected = true;
foreach (var tabItem in TabControl1.Items)
{
((TabItem) tabItem).IsEnabled = false;
}
if (Tab6.IsSelected)
{
GridForMenu.Visibility = Visibility.Collapsed;
}
else
{
GridForcart.Visibility = Visibility.Visible;
}
}
}
/// <summary>
/// Zdarzenie do wypełniania naszych textBoxów gdy wybierzemy inny element z ListBoxMenu
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ListBoxMenu_OnSelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (ListBoxMenu.SelectedItem is MenuItem selected)
{
TextBoxTitle.Text = selected.ItemName;
TextBoxDescription.Text = selected.Description;
TextBoxPrice.Text = selected.Price.ToString() + " PLN";
TextBoxIngredients.Text = selected.Ingredients;
CheckBoxActive.IsChecked = selected.IsActive;
CheckBoxLactose.IsChecked = selected.IsLactose;
CheckBoxVege.IsChecked = selected.IsVege;
BtAddItem.IsEnabled = selected.IsActive;
}
}
/// <summary>
/// Zdarzenie ukrywające/pokazujące koszyk podczas przełączania między kartami TabControl
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TabControl1_OnSelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (IsLoaded && e.Source is TabControl)
{
if (Tab6.IsSelected)
{
GridForMenu.Visibility = Visibility.Collapsed;
GridForcart.Visibility = Visibility.Visible;
}
else
{
GridForMenu.Visibility = Visibility.Visible;
GridForcart.Visibility = Visibility.Collapsed;
}
HideInactiveItems(TabControl1.SelectedIndex + 1);
}
}
/// <summary>
/// Metoda filtrująca nasze elementy w menu
/// </summary>
/// <param name="categoryId">według jakiej kategorii sortować</param>
/// <param name="onlyActive">czy pokazać tylko aktywne elementy menu</param>
private void HideInactiveItems(int categoryId, bool onlyActive = false)
{
ListBoxMenu.UpdateLayout();
foreach (MenuItem item in ListBoxMenu.ItemsSource)
{
if (ListBoxMenu.ItemContainerGenerator.ContainerFromItem(item) is ListBoxItem listBoxItem)
{
if ((!item.IsActive && onlyActive) || item.CategoryId != categoryId)
listBoxItem.Visibility = Visibility.Collapsed;
else
listBoxItem.Visibility = Visibility.Visible;
}
}
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
if (!Tab6.IsSelected)
{
HideInactiveItems(1);
ListBoxMenu.SelectedIndex = 0;
}
}
/// <summary>
/// Utworzenie instancji dla naszego nowego zamówienia
/// </summary>
private void NewOrder()
{
this._myOrder = new Order();
_myOrder.Items = new List<OrderDetails>();
Tab1.IsSelected = true;
foreach (var tabItem in TabControl1.Items)
{
((TabItem) tabItem).IsEnabled = true;
}
}
/// <summary>
/// Zdarzenie dodające nasz przedmiot do koszyka
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btAddItem_Click(object sender, RoutedEventArgs e)
{
if (ListBoxMenu.SelectedItem is MenuItem selected)
{
// ilosc musi byc zaokraglona do 2 miejsc po przecinku, poniewaz konwersja np. tekstu 7 na double da wynik 7.00000.....1
_myOrder.TotalPrice += (selected.Price * Math.Round(Convert.ToDouble(CbQuantity.Text), 2));
_myOrder.Items.Add(new OrderDetails(selected, Convert.ToInt32(CbQuantity.Text)));
}
LvOrders.Items.Refresh();
Tab6.Header = "Koszyk (" + _myOrder.TotalPrice + ")";
}
/// <summary>
/// Przycisk rozpoczynania oraz kończenia zamówienia wywołuje poniższe zdarzenie
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btStartOrder_Click(object sender, RoutedEventArgs e)
{
if (BtStartOrder.IsDefault)
{
NewOrder();
LvOrders.ItemsSource = _myOrder.Items;
BtStartOrder.IsDefault = false;
BtStartOrder.Content = "Finalizuj zakup";
}
else
{
_myOrder.Note = TbNote.Text;
_myOrder.Status = 1;
DateTime myDateTime = DateTime.Now;
_myOrder.OrderTime = myDateTime.ToString("yyyy-MM-dd HH:mm:ss");
AddOrderToDB(_myOrder);
this.DialogResult = true;
this.Close();
}
}
/// <summary>
/// Odpowiada za przesłanie zamówienia oraz szczegółów zamówienia do bazy
/// </summary>
/// <param name="order">Nasz obiekt order, który zostanie zapisany w bazie</param>
private void AddOrderToDB(Order order)
{
string insertOrder = $@"INSERT INTO [dbo].[Orders]([order_status],[order_time],[ready_time],[total_price],[note])VALUES({order.Status},'{order.OrderTime}', '{order.ReadyTime}',{order.TotalPrice},'{order.Note}')";
Connections.ExecuteSqlCommand(insertOrder);
var lastOrderId = Convert.ToInt32(Connections.ExecuteSqlCommand("SELECT IDENT_CURRENT('Orders');"));
string insertOrderDetails = "";
foreach (OrderDetails orderDetails in order.Items)
{
insertOrderDetails += $@"INSERT INTO [dbo].[DetailsOrder]([order_id], [menu_item_id],[quantity])VALUES({lastOrderId},{orderDetails.MenuItemId},{orderDetails.Quantity});";
}
Connections.ExecuteSqlCommand(insertOrderDetails);
}
/// <summary>
/// zdarzenie wywoływane gdy użytkownik kliknie Aktywuj/deaktywuj na liście menu
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MenuItem_OnClick(object sender, RoutedEventArgs e)
{
if (ListBoxMenu.SelectedItem is MenuItem selected)
{
selected.IsActive = !selected.IsActive;
Connections.ExecuteSqlCommand($@"UPDATE MenuItems SET active= {Convert.ToInt32(selected.IsActive)} WHERE id= {selected.Id};");
this.Close();
}
}
}
}