/// <summary>
/// Method that calls the funtion that checks the API health
/// </summary>
private async void GetApiStatus()
{
ProgressBarcontrol.IsIndeterminate = true;
if (HttpHandling.GetAPIHealth())
{
await Task.Delay(TimeSpan.FromSeconds(2));
Frame.Navigate(typeof(ListScreen));
}
else
{
MessageDialog message = new MessageDialog("Server health is not OK! Try again later.");
UICommand taButton = new UICommand("Try again")
{
Invoked = taButtonClick
};
message.Commands.Add(taButton);
Windows.Foundation.IAsyncOperation <IUICommand> messageExploder = message.ShowAsync();
}
ProgressBarcontrol.IsIndeterminate = false;
}
/// <summary>
/// Funtion that connects with API to retrieve a specific question
/// </summary>
private void RetrieveQuestion()
{
question = HttpHandling.RetrieveQuestion(questionIdToLoad);
idTxt.Text = question.Id;
questionTxt.Text = question.Question;
imgSrc.Source = new BitmapImage(new Uri(question.Image, UriKind.Absolute));
publishTxt.Text = question.Publish.ToString();
choicesGrid.ItemsSource = question.Choices;
}
public ListScreen()
{
InitializeComponent();
Questions = HttpHandling.GetAllQuestions();
questionsList.ItemsSource = Questions;
NetworkChange.NetworkAvailabilityChanged += AvailabilityChanged;
}
/// <summary>
/// Vote button click event
/// </summary>
private async void voteBtn_Click(object sender, RoutedEventArgs e)
{
if (await HttpHandling.VoteQuestionAsync(question))
{
LogWriter.ShowToast("Question voted!", "Your vote has been successffully received");
}
else
{
LogWriter.ShowToast("Vote erro!", "Your vote has failed!");
}
}