private void App_StartupAsync(object sender, StartupEventArgs e)
{
if (ConnectionClient.ConnectionTest())
{
AccountViewModel viewModel = new AccountViewModel();
MainWindow = new AccountView()
{
DataContext = viewModel
};
MainWindow.Show();
RepositoryAccount.LoadAsync();
}
else
{
MessageBox.Show("Отсутствует соединение с базой");
}
}