private async void RegisterButton_Click(object sender, RoutedEventArgs e)
{
try
{
if (string.IsNullOrWhiteSpace(RegisterUsername) || string.IsNullOrWhiteSpace(RegisterPassword) || string.IsNullOrWhiteSpace(ConfirmPassword) ||
string.IsNullOrWhiteSpace(FirstName) || string.IsNullOrWhiteSpace(LastName))
{
throw new InvalidOperationException("Please fill in all the fields.");
}
if (RegisterPassword != ConfirmPassword)
{
throw new InvalidOperationException("Passwords don't match, please try again.");
}
IMService.AddUser(new User {
Username = RegisterUsername, Password = RegisterPassword, FirstName = FirstName, LastName = LastName
});
await IMService.SetUsernameInDb(RegisterUsername);
RaiseSignInEvent(this, new SignInEventArgs(RegisterUsername));
Close();
}
catch (InvalidOperationException exception)
{
MessageBox.Show(exception.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
private async void SignInButton_Click(object sender, RoutedEventArgs e)
{
try
{
if (string.IsNullOrWhiteSpace(SignInUsername) || string.IsNullOrWhiteSpace(SignInPassword))
{
throw new InvalidOperationException("Please enter your username and password");
}
var user = IMService.GetUser(SignInUsername);
if (user == null)
{
throw new InvalidOperationException("Invalid username, please try again");
}
if (user.Password != SignInPassword)
{
throw new InvalidOperationException("Wrong password, please try again");
}
await IMService.SetUsernameInDb(SignInUsername);
RaiseSignInEvent(this, new SignInEventArgs(SignInUsername));
Close();
}
catch (InvalidOperationException exception)
{
MessageBox.Show(exception.Message, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
