protected async Task RefreshResults()
{
try
{
if (CrossConnectivity.Current.IsConnected)
{
string exid = MobileConfig.get_exam_settings_id();
string examstat = txt_status.SelectedItem.ToString();
string stream = txt_stream.SelectedItem.ToString();
Application.Current.Properties["examstat"] = examstat;
//await DisplayAlert("EXID ", exid, "OK");
try
{
App_activity_indicator.IsVisible = true;
App_activity_indicator.IsRunning = true;
string webaddress = MobileConfig.GetWebAddress(Application.Current.Properties["campus"].ToString()) + string.
Format("DataFinder.aspx?dataFormat=examresults&EXID={0}&examStat={1}&stream={2}",
exid, examstat, stream);
var content = await _client.GetStringAsync(webaddress);
// Debug.WriteLine("Exam Results DATA -> ", content);
//await DisplayAlert("Content! ", content, "OK");
if (content != "[]")
{
// save the data locally.
MobileConfig.save_exam_results_sheet(content);
App_activity_indicator.IsRunning = false;
DisplayResults();
}
else
{
await DisplayAlert("Content Error! ", "No Results Found", "OK");
}
App_activity_indicator.IsVisible = false;
App_activity_indicator.IsRunning = false;
DisplayResults();
}
catch (Exception ex)
{
await DisplayAlert("General Error! ", ex.Message, "OK");
App_activity_indicator.IsVisible = false;
App_activity_indicator.IsRunning = false;
}
}
else
{
}
}
catch (Exception e)
{
Debug.WriteLine(e);
//await DisplayAlert("Final Error! ", e.Message, "OK");
DisplayResults();
}
}
