95 lines
3.2 KiB
C#
95 lines
3.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics.Eventing.Reader;
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using System.Linq;
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using System.Management.Instrumentation;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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using System.Windows.Shell;
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using System.Runtime;
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namespace musicschoolapp
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{
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/// <summary>
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/// Логика взаимодействия для MainWindow.xaml
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/// </summary>
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public partial class MainWindow : Window
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{
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public MainWindow()
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{
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InitializeComponent();
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}
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private async void registerButton_Click(object sender, RoutedEventArgs e)
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{
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await executeDB(usernameTextBox.Text, passwordBox.Password, true);
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}
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private async void loginButton_Click(object sender, RoutedEventArgs e)
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{
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await executeDB(usernameTextBox.Text, passwordBox.Password, false);
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//await DbHandlerAsync();
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}
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//async Task DbHandlerAsync()
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//{
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// await executeDB(usernameTextBox.Text, passwordBox.Password);
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//}
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static async Task<bool> executeDB(string login, string password, bool isreg)
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{
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musicschoolEntities1 musicschoolEntities = new musicschoolEntities1();
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string[] strings = new string[] { login, password };
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var isunique = from s in musicschoolEntities.User where s.username == login select s;
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if (string.Join("", strings) != String.Empty)
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{
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var query = from s in musicschoolEntities.User where s.username == login && s.password == password select s;
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if (query.Count() > 0 && !isreg)
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{
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MessageBox.Show("Авторизация успешна.");
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WorkingWindow workingWindow = new WorkingWindow(query.FirstOrDefault());
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workingWindow.Show();
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return true;
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}
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else
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{
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if (isreg && isunique.Count() == 0)
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{
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User user = new User();
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user.username = login;
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user.password = password;
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musicschoolEntities.User.Add(user);
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musicschoolEntities.SaveChanges();
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MessageBox.Show("Регистрация выполнена.");
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return true;
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}
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else if(isunique.Count() > 0)
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{
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MessageBox.Show("Пользователь уже существует.");
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return false;
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}
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MessageBox.Show("Ошибка логина или пароля.");
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return false;
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}
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}
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else
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MessageBox.Show("заполните все поля!");
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return false;
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}
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}
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}
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