Sneaker2/SneakersSkakunov/Add.xaml.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace SneakersSkakunov
{
    enum StateOfPage { Create, Update };
    /// <summary>
    /// Логика взаимодействия для AddPage.xaml
    /// </summary>

    public partial class Add : Page
    {
        string path;
        StateOfPage stateOfPage;
        Sniker DB = new Sniker();
        Sneakers snk = new Sneakers();


        void addList()
        {
            Brands.ItemsSource = DB.Brand.ToList();
            Brands.DisplayMemberPath = "Label";
            Brands.SelectedValuePath = "id_Brand";
        }

        public Add()
        {
            InitializeComponent();
            addList();
            stateOfPage = StateOfPage.Create;

        }

        public Add(int index)
        {
            InitializeComponent();
            BtnAdd.Content = "Внести изменения";
            addList();
            stateOfPage = StateOfPage.Update;
            //stateOfPage = StateOfPage.Update;

            snk = DB.Sneakers.FirstOrDefault(x => x.id_Sneakers == index);

            Brand brd = DB.Brand.FirstOrDefault(x => x.id_Brand == snk.id_Brand);
            Brands.SelectedItem = brd;
            Clrs.Text = snk.Colors;
            Prices.Text = snk.Price.ToString();
            Sizes.Text = snk.Size;
        }

        private void BtnAdd_Click(object sender, RoutedEventArgs e)
        {
            //try
            //{
            snk.id_Brand = ((Brand)Brands.SelectedItem).id_Brand;
            snk.Colors = Clrs.Text;
            snk.Price = Convert.ToDecimal(Prices.Text);
            snk.Size = Sizes.Text;
            
            if (stateOfPage == StateOfPage.Create)
            {
                DB.Sneakers.Add(snk);
                DB.SaveChanges();
            }
            else
            {
                DB.SaveChanges();
            }
            MessageBox.Show("Вы успешно добавили (обновили) список брэндов");
            //}
            //catch
            //{
            //    MessageBox.Show("Что-то пошло не так");
            //    System.Windows.Application.Current.Shutdown();
            //}
        }
        private void Revert(object sender, RoutedEventArgs e)
        {
            MainFrame.mframe.Navigate(new Sneaker());
        }
    }
}