public void RefreshState()
{
if (!isRetrievingState)
{
isRetrievingState = true;
RefreshGifImage.StartAnimate();
DeviceStateTextBlock.Text = "Retrieving state...";
CommentValueTextBox.IsEnabled = false;
DeviceStateTextBlock.Foreground = Brushes.Black;
var apiComponent = new ApiComponent(new Uri(ConfigurationManager.AppSettings["SignboardApiUri"]));
var task = Task.Factory.StartNew(() =>
{
try
{
var stateRequest = apiComponent.GetState(MacAddress);
this.Dispatcher.Invoke((Action)(() =>
{
State = stateRequest;
}));
}
catch(Exception)
{
this.Dispatcher.Invoke((Action)(() =>
{
MessageBox.Show("An error occurred. Please check the logs.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
DeviceStateTextBlock.Text = "(Operation Failed)";
RetryButton.Visibility = Visibility.Visible;
RequestButton.Visibility = Visibility.Collapsed;
}));
}
finally
{
this.Dispatcher.Invoke((Action)(() =>
{
RefreshGifImage.StopAnimate();
}));
isRetrievingState = false;
}
});
}
}
private void RequestClick(object sender, RoutedEventArgs e)
{
RequestButton.Content = "Sending...";
RequestButton.IsEnabled = false;
Comment = CommentValueTextBox.Text;
var apiComponent = new ApiComponent(new Uri(ConfigurationManager.AppSettings["SignboardApiUri"]));
Task.Factory.StartNew(() =>
{
try
{
var stateRequest = apiComponent.RequestApproval(Key, MacAddress, Comment);
this.Dispatcher.Invoke((Action)(() =>
{
State = stateRequest;
}));
}
catch (Exception)
{
this.Dispatcher.Invoke((Action)(() =>
{
MessageBox.Show("An error occurred. Please check the logs.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}));
}
finally
{
this.Dispatcher.Invoke((Action)(() =>
{
RefreshGifImage.StopAnimate();
RequestButton.Content = "Request";
RequestButton.IsEnabled = true;
}));
isRetrievingState = false;
}
});
}