private async void OnClicked(object sender, EventArgs e)
{
MultipleChoiceAssignment mpAssignment = new MultipleChoiceAssignment();
string s = await qrScanner.ScanAndGetOutputString();
Assignment currentassignment = await assignmentLoader.GetAssignment("/GetAssignment/" + s);
SolvePage nextPage = new SolvePage(currentassignment as MultipleChoiceAssignment);
await Navigation.PushAsync(nextPage);
}
private async void OnScanButtonClicked(object sender, EventArgs e)
{
ScanButton.IsEnabled = false;
Assignment currentassignment = await assignmentLoader.GetAssignment("/GetAssignment/6");
SolvePage nextPage = new SolvePage(currentassignment as MultipleChoiceAssignment);
await Navigation.PushAsync(nextPage);
ScanButton.IsEnabled = true;
}