InputIssueList GetIssuesInFieldName(string fieldName)
{
InputIssueList issues = new InputIssueList();
if (!IsAlpha(fieldName))
{
issues.Add(Warning.NonAlphaInFieldName);
if (!IsComposedOf(fieldName, _validNameChars))
{
issues.Add(Error.InvalidCharsInFieldName);
}
}
if (fieldName.Length == 0)
{
issues.Add(Error.FieldNameEmpty);
}
else
{
if (!fieldName.ToLower().StartsWith(fieldName.Substring(0, 1)))
{
issues.Add(Error.FieldNameNotCamelCase);
}
}
return(issues);
}
InputIssueList GetIssuesInFieldDefaultValue(string fieldDefaultValue)
{
InputIssueList issues = new InputIssueList();
if (!IsComposedOf(fieldDefaultValue, _validDefaultValueChars))
{
issues.Add(Warning.InvalidCharsInFieldDefaultValue);
}
return(issues);
}
void DisplayFirstIssue(InputIssueList issueList, Label label)
{
InputIssue issue = issueList.FirstIssueOrNull;
if (issue is null)
{
label.Text = "";
}
else
{
issue.DisplayInControl(label);
}
}
InputIssueList ValidateInputFieldEnumCode()
{
if (listViewFields.SelectedItems.Count != 0)
{
_inputIssuesEditFieldEnumCode = GetIssuesInFieldEnumCode(GetColumn(listViewFields.SelectedItems[0], colFieldEnumCode).Text);
}
else
{
_inputIssuesEditFieldEnumCode.Clear();
}
DisplayFirstIssue(_inputIssuesEditFieldEnumCode, lblIssueEditFieldEnumCode);
return(_inputIssuesEditFieldEnumCode);
}
InputIssueList GetIssuesInFieldEnumCode(string fieldEnumCode)
{
InputIssueList issues = new InputIssueList();
if (!IsComposedOf(fieldEnumCode, _alphabet + "_"))
{
issues.Add(Warning.NonAlphaInFieldEnumCode);
if (!IsComposedOf(fieldEnumCode, _validEnumCodeChars))
{
issues.Add(Error.InvalidCharsInFieldEnumCode);
}
}
if (!fieldEnumCode.Equals(fieldEnumCode.ToUpper()))
{
issues.Add(Error.FieldEnumCodeNotUpperCase);
}
return(issues);
}
InputIssueList GetIssuesInFieldDisp(string fieldDisp)
{
InputIssueList issues = new InputIssueList();
if (!IsComposedOf(fieldDisp, _alphabet + " "))
{
issues.Add(Warning.NonAlphaInFieldDisp);
if (!IsComposedOf(fieldDisp, _validDispChars))
{
issues.Add(Warning.InvalidCharsInFieldDisp);
}
}
if (!fieldDisp.Equals(fieldDisp.ToLower()))
{
issues.Add(Error.FieldDispNotLowerCase);
}
return(issues);
}
InputIssueList ValidateInputFields()
{
_inputIssuesFields.Clear();
// Must be at least one field
if (listViewFields.Items.Count == 0)
{
_inputIssuesFields.Add(Error.TooFewFields);
}
// Every field name and enum code must be unique
for (int i = 0; i < listViewFields.Items.Count; i++)
{
for (int j = i + 1; j < listViewFields.Items.Count; j++)
{
if (GetColumn(listViewFields.Items[i], colFieldName).Text.Equals(GetColumn(listViewFields.Items[j], colFieldName)))
{
_inputIssuesFields.Add(Error.NonUniqueFieldName);
}
if (GetColumn(listViewFields.Items[i], colFieldEnumCode).Text.Equals(GetColumn(listViewFields.Items[j], colFieldEnumCode)))
{
_inputIssuesFields.Add(Error.NonUniqueFieldEnumCode);
}
}
}
// There must be no issues with any of the particular fields
foreach (ListViewItem lvi in listViewFields.Items)
{
_inputIssuesFields += GetIssuesInFieldType(GetColumn(lvi, colFieldType).Text);
_inputIssuesFields += GetIssuesInFieldName(GetColumn(lvi, colFieldName).Text);
_inputIssuesFields += GetIssuesInFieldDisp(GetColumn(lvi, colFieldDisp).Text);
_inputIssuesFields += GetIssuesInFieldDefaultValue(GetColumn(lvi, colFieldDefaultValue).Text);
_inputIssuesFields += GetIssuesInFieldEnumCode(GetColumn(lvi, colFieldEnumCode).Text);
}
DisplayFirstIssue(_inputIssuesFields, lblIssueFields);
return(_inputIssuesFields);
}
private void btnAdd_Click(object sender, EventArgs e)
{
InputIssueList issueList = new InputIssueList();
issueList += ValidateInputName();
issueList += ValidateInputDispSingular();
issueList += ValidateInputDispPlural();
issueList += ValidateInputEnumCode();
issueList += ValidateInputFields();
if (issueList.ContainsErrors())
{
string message = "Your input generated the following errors. You must fix all these errors before you can create a new question type.";
foreach (InputIssue error in issueList.Errors)
{
message += "\n\n" + error.Message;
}
MessageBox.Show(message, "Error", MessageBoxButtons.OK);
return;
}
if (issueList.ContainsWarnings())
{
string message = "Your input generated the following warnings:";
foreach (InputIssue warning in issueList.Warnings)
{
message += "\n\n" + warning.Message;
}
message += "\n\n\nIt is strongly advised you go back and fix these warnings before proceeding.";
if (MessageBox.Show(message, "Warning", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
UpdateAndClose();
}
return;
}
UpdateAndClose();
}
