SearchVulnerabilities/WpfApp1/AddOrUpdateClient.xaml.cs

using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
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.Shapes;
using WpfApp1.Models;

namespace WpfApp1
{
    /// <summary>
    /// Логика взаимодействия для AddOrUpdateClient.xaml
    /// </summary>
    public partial class AddOrUpdateClient : Window
    {
        ApplicationContext db = new ApplicationContext();
        Clients client;

        public AddOrUpdateClient()
        {
            InitializeComponent();
            LoadDatabase();
            client = new Clients();
        }

        public AddOrUpdateClient(int id)
        {
            InitializeComponent();
            LoadDatabase();
            client = db.Clients.Local.FirstOrDefault(x => x.ID == id);
            tbSurname.Text = client.Surname;
            tbName.Text = client.Name;
            tbPhoneNumber.Text = client.PhoneNumber;
            tbE_mail.Text = client.E_mail;
        }

        void LoadDatabase()
        {
            // гарантируем, что база данных создана
            db.Database.EnsureCreated();
            // загружаем данные из БД
            db.Clients.Load();
        }

        private void btnSave_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                client.Surname = tbSurname.Text;
                client.Name = tbName.Text;
                client.PhoneNumber = tbPhoneNumber.Text;
                client.E_mail = tbE_mail.Text;

                if (client.ID == 0)
                {
                    db.Clients.Add(client);
                }
                db.SaveChanges();
                MessageBox.Show("Клиент добавлен");
                Close();
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
    }
}