linq.cs

private void SaveResults()
{
List<AnswerData> answers = new List<AnswerData>();
foreach (GroupBox group in questionGroups)
{
	JObject question = (JObject) group.Tag;
	Enum.TryParse((string)question["questiontype"], out QuestionType qType);
	AnswerData answer;
	switch (qType)
	{
		case QuestionType.YesNo:
		case QuestionType.MultipleChoiceExclusive:
			answer = new AnswerData(question, group.Controls
												   .OfType<TableLayoutPanel>()
												   .First().Controls
												   .Cast<RadioButton>()
												   .Where(c=>c.Checked)
												   .Select(c=>c.Text)
												   .ToArray());
			break;
		case QuestionType.MultipleChoiceNotExclusive:
			answer = new AnswerData(question, group.Controls
												   .OfType<TableLayoutPanel>()
												   .First()
												   .Controls.OfType<CheckBox>()
												   .Where(c => c.Checked)
												   .Select(c => c.Text)
												   .ToArray());
			break;
		case QuestionType.FreeComment:
			answer = new AnswerData(question, group.Controls
												   .OfType<TableLayoutPanel>()
												   .First()
												   .Controls.OfType<RichTextBox>()
												   .Select(c=>c.Rtf)
												   .ToArray());
			break;
		default:
			throw new ArgumentOutOfRangeException();
	}

	answers.Add(answer);
}

Task.Run(() => _client.Save(answers, _metadata, _client, _site, _fsr, _customer));
Close();
}