/// <summary>
///Loads the page and checks for querystrings and display a message if needed.
/// </summary>
/// <param name="sender">Contains a reference to the control/object that raised the event.</param>
/// <param name="e">Contains the event data of the event that triggered the method.</param>
protected void Page_Load(object sender, EventArgs e)
{
//checks for error query string
string error = Request.QueryString["error"];
if (error == "nodataquestions")
{
MessageUserControl.ShowInfoError("No data", "Sorry for the inconvenience, currently there are no questions in the database. Please contact an administrator at 555-555-5555 to resolve the issue.");
}
if (error == "nounitsinsite")
{
MessageUserControl.ShowInfoError("No data", "Sorry for the inconvenience, currently there are no active units at your site. Please contact an administrator at 555-555-5555 to resolve the issue.");
}
}
/// <summary>
/// Populates and updates the subquestions list view based on the selected question
/// </summary>
/// <param name="sender">Contains a reference to the control/object that raised the event.</param>
/// <param name="e">Represents the base class for classes that contain event data, and provides a value to use for events that do not include event data.</param>
protected void FetchAnswersButton_Click(object sender, EventArgs e)
{
//if user selects the "Select a question..." option in the dropdown list, do the following actions:
if (QuestionsWithAnswersDropDownList.SelectedValue == "0")
{
//show error message
MessageUserControl.Visible = true;
MessageUserControl.ShowInfoError("No Question Selected", "Please select a question.");
//highlight the dropdown list and refresh the answers listview
QuestionsWithAnswersDropDownList.Focus();
UpdateAnswersListView.DataBind();
}
else
{
//show informational message
MessageUserControl.ShowInfo("Answers Displayed", "Answers associated under the selected question are now displayed.");
UpdateAnswersListView.DataBind();
}
}
/// <summary>
///Checks if the correct passcode was entered. If passcode is correct user will be re-directed to the survey page, if not an error message will be thrown.
/// </summary>
/// <param name="sender">Contains a reference to the control/object that raised the event.</param>
/// <param name="e">Contains the event data of the event that triggered the method.</param>
protected void SubmitButton_Click(object sender, EventArgs e)
{
//Calls utility controllter
Utility utility = new Utility();
//Creates a empty list to store Active Site's Passcodes
List <string> PasscodeList = new List <string>();
SiteController sysmgr = new SiteController();
PasscodeList = sysmgr.Site_PasscodeList();
//Passcode entered from textbox
string passcode = SurveyPasscode.Text;
//Check if passcode entered on page matches any in list
MessageUserControl.TryRun(() =>
{
utility.checkValidString(SurveyPasscode.Text);
for (int SitePasscode = 0; SitePasscode < PasscodeList.Count; SitePasscode++)
{
//Passcode matches
if (passcode.ToUpper() == PasscodeList[SitePasscode].ToUpper())
{
//Redirects the user to survey page correct passcode is passed to survey page
Response.Redirect("Survey.aspx?passcode=" + passcode);
}
else if (passcode == "")
{
// No Passcode is entered show message
MessageUserControl.ShowInfoError("No Passcode Entered", "Please enter the passcode to access the survey.");
}
else
{
// Passcode is incorrect show message
MessageUserControl.ShowInfoError("Incorrect Passcode", "Passcode entered was incorrect. Please try again.");
SurveyPasscode.Text = "";
}
}
});
}
/// <summary>
/// Handles events that occur when a button in the Questions list view is clicked.
/// </summary>
/// <param name="sender">Contains a reference to the control/object that raised the event.</param>
/// <param name="e">Provides data for the ItemCommand event, which occurs when a button in a ListView is clicked.</param>
protected void UpdateQuestionsListView_ItemCommand(object sender, ListViewCommandEventArgs e)
{
//hide message user control
MessageUserControl.Visible = false;
//If the Edit button is clicked, show informational message
if (e.CommandName.Equals("Edit"))
{
MessageUserControl.Visible = true;
MessageUserControl.ShowInfo("Edit Mode Active", "The question text in the selected row can now be edited.");
}
//If the Change button is clicked, do the following actions:
else if (e.CommandName.Equals("Change"))
{
int i = e.Item.DisplayIndex;
//Capture and store the question text on the selected index
TextBox questionTextBox = UpdateQuestionsListView.Items[i].FindControl("questionTextTextBox") as TextBox;
string questionText = questionTextBox.Text;
//handle null values and white-space-only values
if (string.IsNullOrEmpty(questionText) || string.IsNullOrWhiteSpace(questionText))
{
//show error message
MessageUserControl.Visible = true;
MessageUserControl.ShowInfoError("Processing Error", "Question is required.");
//highlight the question textbox that handled the error
questionTextBox.Focus();
}
//if user-entered value is not null or just a white space, do the the following actions:
else
{
//find the question Id repeater that stores the question Ids associated with the edited question text
Repeater questionIdRepeater = UpdateQuestionsListView.Items[i].FindControl("QuestionIdListRepeater") as Repeater;
//loop through the question Id repeater
foreach (RepeaterItem item in questionIdRepeater.Items)
{
//capture the question Id
int questionId = int.Parse(((Label)item.FindControl("questionIdLabel")).Text);
MessageUserControl.TryRun(() =>
{ //check if user entered invalid values
Utility utility = new Utility();
utility.checkValidString(questionText);
//Update the selected question(s)
QuestionController sysmgr = new QuestionController();
sysmgr.Question_Update(questionText, questionId);
//turn off edit mode and refresh the listview
UpdateQuestionsListView.EditIndex = -1;
UpdateQuestionsListView.DataBind();
}, "Success", "Question has been updated.");
}
//show success/error message captured by message user control's try run method
MessageUserControl.Visible = true;
//reset update subquestions tab
QuestionsWithSubQuestionsDropDownList.Items.Clear();
QuestionsWithSubQuestionsDropDownList.Items.Add(new ListItem("Select a question...", "0"));
QuestionsWithSubQuestionsDropDownList.DataBind();
QuestionsWithSubQuestionsDropDownList.Enabled = true;
FetchSubQuestionsButton.Enabled = true;
//reset update answers tab
QuestionsWithAnswersDropDownList.Items.Clear();
QuestionsWithAnswersDropDownList.Items.Add(new ListItem("Select a question...", "0"));
QuestionsWithAnswersDropDownList.DataBind();
QuestionsWithAnswersDropDownList.Enabled = true;
FetchAnswersButton.Enabled = true;
//show datapager
DataPager pager = UpdateQuestionsListView.FindControl("ActiveDataPager") as DataPager;
pager.Visible = true;
}
}
//If the Cancel button is clicked, show informational message
else if (e.CommandName.Equals("Cancel"))
{
MessageUserControl.Visible = true;
MessageUserControl.ShowInfo("Update Cancelled", "No changes to the selected question were saved.");
//show datapager
DataPager pager = UpdateQuestionsListView.FindControl("ActiveDataPager") as DataPager;
pager.Visible = true;
}
}
/// <summary>
/// Handles the actions executed by command buttons found in the Answers list view
/// </summary>
/// <param name="sender">Contains a reference to the control/object that raised the event.</param>
/// <param name="e">Provides data for the ItemCommand event, which occurs when a button in a ListView is clicked.</param>
protected void UpdateAnswersListView_ItemCommand(object sender, ListViewCommandEventArgs e)
{
//If the Edit button is clicked, do the following actions:
if (e.CommandName.Equals("Edit"))
{
//show informational message
MessageUserControl.Visible = true;
MessageUserControl.ShowInfo("Edit Mode Active", "The answer text in the selected row can now be edited.");
//disable drop-down list and fetch button to prevent editing of answers to other questions
QuestionsWithAnswersDropDownList.Enabled = false;
FetchAnswersButton.Enabled = false;
}
//If the Change button is clicked, do the following actions:
else if (e.CommandName.Equals("Change"))
{
//capture the answer Id of the selected row
int answerId = int.Parse(e.CommandArgument.ToString());
//capture the row index of the selected row
int i = e.Item.DisplayIndex;
//find the answer textbox in the selected row
TextBox answerTextBox = UpdateAnswersListView.Items[i].FindControl("descriptionTextBox") as TextBox;
//capture the answer text from the textbox
string answerText = answerTextBox.Text;
//handle null values and white-space-only values
if (string.IsNullOrEmpty(answerText) || string.IsNullOrWhiteSpace(answerText))
{
//show error message
MessageUserControl.Visible = true;
MessageUserControl.ShowInfoError("Processing Error", "Answer is required.");
//highlight the answer textbox in the row that caused the error
answerTextBox.Focus();
}
//if user-entered value is not null or just a white space, do the the following actions:
else
{
MessageUserControl.TryRun(() =>
{
//check if user entered invalid values
Utility utility = new Utility();
utility.checkValidString(answerText);
//update the answer text of the selected row
AnswerController sysmgr = new AnswerController();
sysmgr.Answer_Update(answerText, answerId);
UpdateAnswersListView.DataBind();
UpdateAnswersListView.EditIndex = -1;
}, "Success", "Answer has been updated.");
}
//show success/error message
MessageUserControl.Visible = true;
//show datapager
DataPager pager = UpdateAnswersListView.FindControl("ActiveDataPager") as DataPager;
pager.Visible = true;
//enable drop-down list and fetch button to allow editing of other answers to other questions
QuestionsWithAnswersDropDownList.Enabled = true;
FetchAnswersButton.Enabled = true;
}
//If the Cancel button is clicked, do the following actions:
else if (e.CommandName.Equals("Cancel"))
{
//show informational message
MessageUserControl.Visible = true;
MessageUserControl.ShowInfo("Update canceled", "No changes to the selected answer were saved.");
//show datapager
DataPager pager = UpdateAnswersListView.FindControl("ActiveDataPager") as DataPager;
pager.Visible = true;
//enable drop-down list and fetch button to allow editing of other answers to other questions
QuestionsWithAnswersDropDownList.Enabled = true;
FetchAnswersButton.Enabled = true;
}
}
