/// <summary>
/// Triggered by clicking the login button on LoginPage to
/// authenticate the author.
/// </summary>
public async void OnLogin(object sender, EventArgs e)
{
// Show loading indicator
UserDialogs.Instance.ShowLoading("Loading", MaskType.Black);
// Author object
var author = new Author
{
Username = authorUsername.Text.ToLower(),
Password = AppHelper.GeneratePasswordHash(
authorPassword.Text
)
};
IReadOnlyList <Page> pageStack = Application.Current.MainPage.Navigation.NavigationStack;
// Authenticate author
await AuthenticateAuthor(author);
// Hide loading indicator
UserDialogs.Instance.HideLoading();
// Redirect to journals page
if (!this.errored)
{
// Clear the login form
authorUsername.Text = string.Empty;
authorPassword.Text = string.Empty;
authorUsername.Unfocus();
authorPassword.Unfocus();
await Navigation.PushAsync(new JournalsPage());
}
}
/// <summary>
/// Triggered by clicking the register button on RegisterPage to
/// create new authors
/// </summary>
public async void OnRegister(object sender, EventArgs e)
{
if (newAuthorFirstName.Text != null &&
newAuthorLastName.Text != null &&
newAuthorEmail.Text != null &&
newAuthorDateOfBirth.Date != null &&
newAuthorUsername.Text != null &&
newAuthorPassword.Text != null &&
newAuthorPassword.Text == newAuthorConfirmPassword.Text)
{
// Show loading indicator
UserDialogs.Instance.ShowLoading("Loading", MaskType.Black);
// New author object
var author = new Author
{
FirstName = newAuthorFirstName.Text,
LastName = newAuthorLastName.Text,
Email = newAuthorEmail.Text,
DateOfBirth = newAuthorDateOfBirth.Date,
Username = newAuthorUsername.Text.ToLower(),
Password = AppHelper.GeneratePasswordHash(
newAuthorPassword.Text
)
};
// Register author
await RegisterAuthor(author);
// Hide loading indicator
UserDialogs.Instance.HideLoading();
// Go back to login page on success
if (this.errored != true)
{
await Navigation.PopToRootAsync();
}
}
else
{
if (newAuthorUsername.Text == null)
{
await DisplayAlert("Error", "Your username can't be empty!", "Try again");
}
else if (newAuthorFirstName.Text == null)
{
await DisplayAlert("Error", "Your first name can't be empty!", "Try again");
}
else if (newAuthorLastName.Text == null)
{
await DisplayAlert("Error", "Your last name can't be empty!", "Try again");
}
else if (newAuthorEmail.Text == null)
{
await DisplayAlert("Error", "Your email address can't be empty!", "Try again");
}
else if (newAuthorDateOfBirth.Date == null)
{
await DisplayAlert("Error", "Your date of birth can't be empty!", "Try again");
}
else if (newAuthorPassword.Text == null)
{
await DisplayAlert("Error", "Your password can't be empty!", "Try again");
}
else if (newAuthorPassword.Text != newAuthorConfirmPassword.Text)
{
await DisplayAlert("Error", "Your passwords don't match!", "Try again");
}
}
}
