protected void NextButton_Click(object sender, EventArgs e)
{
// Get the answer from last question and store on session
// after pageload and all ui elements re-built dynamically and viewstate copied over
this.setSurveyQuestionAnswer();
//Get the next question
int currentQuestionSequence = SessionControlUtil.getCurrentQuestionSequence();
Question question = null;
SurveyLogicControl surveyLogicControl = new SurveyLogicControl();
// Verify the level and additional questions to show before continuing
// the sequence of the main questions
if (SessionControlUtil.getCurrentQuestionsLevel() > 1)
{
int nextQuestionId = SessionControlUtil.getNexQuestionIdFromAdditionalQuestionCurrentLevelList();
question = surveyLogicControl.getQuestionAndAnswersByIQuestionID(nextQuestionId);
}
else
{
question = surveyLogicControl.getNextQuestionBySequence(currentQuestionSequence);
//If there is not more questions the method surveyLogicControl.getNextQuestionBySequence
// will return zero that means there are no more questions on sequence.
if (question.QuestionSequence == 0)
{
// Get the list of questions answered from session
List <SurveyQuestionAnswer> surveyQuestionAnswerList = new List <SurveyQuestionAnswer>();
surveyQuestionAnswerList = SessionControlUtil.getSurveyQuestionAnswerList();
// Call the logic control to record the complete pageSurvey in the database
surveyLogicControl.insertAnsweredSurvey(surveyQuestionAnswerList);
Response.Redirect(AppConstants.pageSurveyComplete);
}
else
{
SessionControlUtil.setCurrentQuestionSequence(question.QuestionSequence);
}
}
// Store the next question to be showed on the session
// as current question.
SessionControlUtil.setCurrentQuestion(question);
// Redirect back to pageSurvey.aspx to continue the pageSurvey
// on next question.
Response.Redirect(AppConstants.pageSurvey);
}
/// <summary>
/// Read and store the answers of last question and set in the session.
/// Get answers options from the pageSurvey page.
/// Read the controls type:
/// TextBox for text answers
/// CheckBox for multiple answers between options
/// RadioBox for unique answer between options
/// DropDownList for unique answer between options
/// </summary>
/// <exception cref="Exception">Exception</exception>
/// <exception cref="AppPageException">AppPageException</exception>
private void setSurveyQuestionAnswer()
{
try
{
List <SurveyQuestionAnswer> surveyQuestionAnswerList = SessionControlUtil.getSurveyQuestionAnswerList();
Question currentQuestion = SessionControlUtil.getCurrentQuestion();
ArrayList additionalQuestions = new ArrayList();
List <int> additionalQuestionsList = new List <int>();
if (currentQuestion.SurveyQuestionDomainId == AppConstants.fieldTypeTextId)
{
TextBoxControl textBoxControl =
(TextBoxControl)SurveyCheckboxPlaceHolder.FindControl(AppConstants.controlTextBoxControl);
if (textBoxControl != null)
{
SurveyQuestionAnswer surveyQuestionAnswer = new SurveyQuestionAnswer();
surveyQuestionAnswer.RespondentId = SessionControlUtil.getUserID();
surveyQuestionAnswer.SurveyQuestionId = currentQuestion.QuestionId;
if (textBoxControl.QuestionAnswerTextBox.Text.Trim() != null)
{
surveyQuestionAnswer.AnswerDescription = textBoxControl.QuestionAnswerTextBox.Text.Trim();
}
surveyQuestionAnswerList.Add(surveyQuestionAnswer);
SessionControlUtil.setSurveyQuestionAnswerList(surveyQuestionAnswerList);
}
}
else if (currentQuestion.SurveyQuestionDomainId == AppConstants.fieldTypeCheckBoxId)
{
CheckBoxControl checkBoxControl =
(CheckBoxControl)SurveyCheckboxPlaceHolder.FindControl(AppConstants.controlCheckBoxControl);
if (checkBoxControl != null)
{
int optionsSelected = 0;
foreach (ListItem item in checkBoxControl.QuestionAnswerCheckBoxList.Items)
{
if (item.Selected == true)
{
optionsSelected++;
SurveyQuestionAnswer surveyQuestionAnswer = new SurveyQuestionAnswer();
surveyQuestionAnswer.RespondentId = SessionControlUtil.getUserID();
surveyQuestionAnswer.SurveyQuestionId = currentQuestion.QuestionId;
surveyQuestionAnswer.SurveyAnswerOptionId = AppUtil.convertStringToInt(item.Value);
surveyQuestionAnswer.AnswerDescription = null;
surveyQuestionAnswerList.Add(surveyQuestionAnswer);
SessionControlUtil.setSurveyQuestionAnswerList(surveyQuestionAnswerList);
QuestionAnswerOptions answerOption = currentQuestion.AnswerOptionsList.Find(
QuestionAnswerOptions => QuestionAnswerOptions.SurveyAnswerOptionId == surveyQuestionAnswer.SurveyAnswerOptionId);
if (answerOption.AdditionalQuestion > 0)
{
additionalQuestions.Add(answerOption.AdditionalQuestion);
if (additionalQuestionsList.IndexOf(answerOption.AdditionalQuestion) != 0)
{
additionalQuestionsList.Add(answerOption.AdditionalQuestion);
}
}
}
}
// If there is not answer for this question, it is recorded the question with answer null.
// So it is possible to verify that respondent do not answer this question,
// however it was asked to him
if (optionsSelected == 0)
{
SurveyQuestionAnswer surveyQuestionAnswer = new SurveyQuestionAnswer();
surveyQuestionAnswer.RespondentId = SessionControlUtil.getUserID();
surveyQuestionAnswer.SurveyQuestionId = currentQuestion.QuestionId;
surveyQuestionAnswer.AnswerDescription = null;
surveyQuestionAnswerList.Add(surveyQuestionAnswer);
SessionControlUtil.setSurveyQuestionAnswerList(surveyQuestionAnswerList);
}
}
}
else if (currentQuestion.SurveyQuestionDomainId == AppConstants.fieldTypeRadioButtonId)
{
RadioButtonControl radioButtonControl =
(RadioButtonControl)SurveyCheckboxPlaceHolder.FindControl(AppConstants.controlRadioButtonControl);
if (radioButtonControl != null)
{
SurveyQuestionAnswer surveyQuestionAnswer = new SurveyQuestionAnswer();
surveyQuestionAnswer.RespondentId = SessionControlUtil.getUserID();
surveyQuestionAnswer.SurveyQuestionId = currentQuestion.QuestionId;
surveyQuestionAnswer.SurveyAnswerOptionId =
AppUtil.convertStringToInt(radioButtonControl.QuestionAnswerRadioButtonList.SelectedValue);
surveyQuestionAnswer.AnswerDescription = null;
QuestionAnswerOptions answerOption = currentQuestion.AnswerOptionsList.Find(
QuestionAnswerOptions => QuestionAnswerOptions.SurveyAnswerOptionId == surveyQuestionAnswer.SurveyAnswerOptionId);
if (answerOption.AdditionalQuestion > 0)
{
additionalQuestions.Add(answerOption.AdditionalQuestion);
}
surveyQuestionAnswerList.Add(surveyQuestionAnswer);
SessionControlUtil.setSurveyQuestionAnswerList(surveyQuestionAnswerList);
}
}
else if (currentQuestion.SurveyQuestionDomainId == AppConstants.fieldTypeDropDownListId)
{
DropDownListControl dropDownListControl =
(DropDownListControl)SurveyCheckboxPlaceHolder.FindControl(AppConstants.controlDropDownListControl);
if (dropDownListControl != null)
{
SurveyQuestionAnswer surveyQuestionAnswer = new SurveyQuestionAnswer();
surveyQuestionAnswer.RespondentId = SessionControlUtil.getUserID();
surveyQuestionAnswer.SurveyQuestionId = currentQuestion.QuestionId;
surveyQuestionAnswer.SurveyAnswerOptionId =
AppUtil.convertStringToInt(dropDownListControl.QuestionAnswerDropDownList.SelectedValue);
surveyQuestionAnswer.AnswerDescription = null;
QuestionAnswerOptions answerOption = currentQuestion.AnswerOptionsList.Find(
QuestionAnswerOptions => QuestionAnswerOptions.SurveyAnswerOptionId == surveyQuestionAnswer.SurveyAnswerOptionId);
if (answerOption.AdditionalQuestion > 0)
{
additionalQuestions.Add(answerOption.AdditionalQuestion);
}
surveyQuestionAnswerList.Add(surveyQuestionAnswer);
SessionControlUtil.setSurveyQuestionAnswerList(surveyQuestionAnswerList);
}
}
else
{
throw new AppPageException(AppConstants.errorInvalidQuestionDomain
+ " "
+ currentQuestion.SurveyQuestionDomainId);
}
if (additionalQuestionsList.Count > 0)
{
SessionControlUtil.insertAdditionalQuestionsCurrentLevelList(additionalQuestionsList);
}
}
catch (Exception ex)
{
//Error log simulated
Console.WriteLine(ex.ToString());
Console.WriteLine(ex.GetBaseException().ToString());
throw;
}
}