void CGUIDialogSmartPlaylistRule::OnField()
{
  const auto fields = CSmartPlaylistRule::GetFields(m_type);
  CGUIDialogSelect* dialog = g_windowManager.GetWindow<CGUIDialogSelect>();
  dialog->Reset();
  dialog->SetHeading(CVariant{20427});
  int selected = -1;
  for (auto field = fields.begin(); field != fields.end(); field++)
  {
    dialog->Add(CSmartPlaylistRule::GetLocalizedField(*field));
    if (*field == m_rule.m_field)
      selected = std::distance(fields.begin(), field);
  }
  if (selected > -1)
    dialog->SetSelected(selected);
  dialog->Open();
  int newSelected = dialog->GetSelectedItem();
  // check if selection has changed
  if (!dialog->IsConfirmed() || newSelected < 0 || newSelected == selected)
    return;

  m_rule.m_field = fields[newSelected];
  // check if operator is still valid. if not, reset to first valid one
  std::vector< std::pair<std::string, int> > validOperators = GetValidOperators(m_rule);
  bool isValid = false;
  for (auto op : validOperators)
    if (std::get<0>(op) == std::get<0>(OperatorLabel(m_rule.m_operator)))
      isValid = true;
  if (!isValid)
    m_rule.m_operator = (CDatabaseQueryRule::SEARCH_OPERATOR)std::get<1>(validOperators[0]);

  m_rule.SetParameter("");
  UpdateButtons();
}
void CGUIDialogSmartPlaylistRule::UpdateButtons()
{
  if (m_rule.m_field == 0)
    m_rule.m_field = CSmartPlaylistRule::GetFields(m_type)[0];
  SET_CONTROL_LABEL(CONTROL_FIELD, CSmartPlaylistRule::GetLocalizedField(m_rule.m_field));

  CONTROL_ENABLE(CONTROL_VALUE);
  if (CSmartPlaylistRule::IsFieldBrowseable(m_rule.m_field))
    CONTROL_ENABLE(CONTROL_BROWSE);
  else
    CONTROL_DISABLE(CONTROL_BROWSE);
  SET_CONTROL_LABEL(CONTROL_OPERATOR, std::get<0>(OperatorLabel(m_rule.m_operator)));

  // update label2 appropriately
  SET_CONTROL_LABEL2(CONTROL_VALUE, m_rule.GetParameter());
  CGUIEditControl::INPUT_TYPE type = CGUIEditControl::INPUT_TYPE_TEXT;
  CDatabaseQueryRule::FIELD_TYPE fieldType = m_rule.GetFieldType(m_rule.m_field);
  switch (fieldType)
  {
  case CDatabaseQueryRule::TEXT_FIELD:
  case CDatabaseQueryRule::PLAYLIST_FIELD:
  case CDatabaseQueryRule::TEXTIN_FIELD:
  case CDatabaseQueryRule::REAL_FIELD:
  case CDatabaseQueryRule::NUMERIC_FIELD:
    type = CGUIEditControl::INPUT_TYPE_TEXT;
    break;
  case CDatabaseQueryRule::DATE_FIELD:
    if (m_rule.m_operator == CDatabaseQueryRule::OPERATOR_IN_THE_LAST ||
        m_rule.m_operator == CDatabaseQueryRule::OPERATOR_NOT_IN_THE_LAST)
      type = CGUIEditControl::INPUT_TYPE_TEXT;
    else
      type = CGUIEditControl::INPUT_TYPE_DATE;
    break;
  case CDatabaseQueryRule::SECONDS_FIELD:
    type = CGUIEditControl::INPUT_TYPE_SECONDS;
    break;
  case CDatabaseQueryRule::BOOLEAN_FIELD:
    type = CGUIEditControl::INPUT_TYPE_NUMBER;
    break;
  }
  SendMessage(GUI_MSG_SET_TYPE, CONTROL_VALUE, type, 21420);
}
void CGUIDialogSmartPlaylistRule::UpdateButtons()
{
  // update the field control
  SendMessage(GUI_MSG_ITEM_SELECT, CONTROL_FIELD, m_rule.m_field);
  CGUIMessage msg2(GUI_MSG_ITEM_SELECTED, GetID(), CONTROL_FIELD);
  OnMessage(msg2);
  m_rule.m_field = (Field)msg2.GetParam1();

  // and now update the operator set
  SendMessage(GUI_MSG_LABEL_RESET, CONTROL_OPERATOR);

  CONTROL_ENABLE(CONTROL_VALUE);
  if (CSmartPlaylistRule::IsFieldBrowseable(m_rule.m_field))
    CONTROL_ENABLE(CONTROL_BROWSE);
  else
    CONTROL_DISABLE(CONTROL_BROWSE);

  std::vector< std::pair<std::string, int> > labels;
  switch (m_rule.GetFieldType(m_rule.m_field))
  {
  case CDatabaseQueryRule::TEXT_FIELD:
    // text fields - add the usual comparisons
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_CONTAINS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_CONTAIN));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_STARTS_WITH));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_ENDS_WITH));
    break;

  case CDatabaseQueryRule::NUMERIC_FIELD:
  case CDatabaseQueryRule::SECONDS_FIELD:
    // numerical fields - less than greater than
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_GREATER_THAN));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_LESS_THAN));
    break;

  case CDatabaseQueryRule::DATE_FIELD:
    // date field
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_AFTER));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_BEFORE));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_IN_THE_LAST));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_NOT_IN_THE_LAST));
    break;

  case CDatabaseQueryRule::PLAYLIST_FIELD:
    CONTROL_ENABLE(CONTROL_BROWSE);
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    break;

  case CDatabaseQueryRule::BOOLEAN_FIELD:
    CONTROL_DISABLE(CONTROL_VALUE);
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_TRUE));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_FALSE));
    break;

  case CDatabaseQueryRule::TEXTIN_FIELD:
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    break;
  }

  SET_CONTROL_LABELS(CONTROL_OPERATOR, m_rule.m_operator, &labels);

  // check our operator is valid, and update if not
  CGUIMessage selected(GUI_MSG_ITEM_SELECTED, GetID(), CONTROL_OPERATOR);
  OnMessage(selected);
  m_rule.m_operator = (CDatabaseQueryRule::SEARCH_OPERATOR)selected.GetParam1();

  // update the parameter edit control appropriately
  SET_CONTROL_LABEL2(CONTROL_VALUE, m_rule.GetParameter());
  CGUIEditControl::INPUT_TYPE type = CGUIEditControl::INPUT_TYPE_TEXT;
  CDatabaseQueryRule::FIELD_TYPE fieldType = m_rule.GetFieldType(m_rule.m_field);
  switch (fieldType)
  {
  case CDatabaseQueryRule::TEXT_FIELD:
  case CDatabaseQueryRule::PLAYLIST_FIELD:
  case CDatabaseQueryRule::TEXTIN_FIELD:
  case CDatabaseQueryRule::NUMERIC_FIELD:
    type = CGUIEditControl::INPUT_TYPE_TEXT;
    break;
  case CDatabaseQueryRule::DATE_FIELD:
    if (m_rule.m_operator == CDatabaseQueryRule::OPERATOR_IN_THE_LAST ||
        m_rule.m_operator == CDatabaseQueryRule::OPERATOR_NOT_IN_THE_LAST)
      type = CGUIEditControl::INPUT_TYPE_TEXT;
    else
      type = CGUIEditControl::INPUT_TYPE_DATE;
    break;
  case CDatabaseQueryRule::SECONDS_FIELD:
    type = CGUIEditControl::INPUT_TYPE_SECONDS;
    break;
  case CDatabaseQueryRule::BOOLEAN_FIELD:
    type = CGUIEditControl::INPUT_TYPE_NUMBER;
    break;
  }
  SendMessage(GUI_MSG_SET_TYPE, CONTROL_VALUE, type, 21420);
}
std::vector<std::pair<std::string, int>> CGUIDialogSmartPlaylistRule::GetValidOperators(const CSmartPlaylistRule& rule)
{
  std::vector< std::pair<std::string, int> > labels;
  switch (rule.GetFieldType(rule.m_field))
  {
  case CDatabaseQueryRule::TEXT_FIELD:
    // text fields - add the usual comparisons
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_CONTAINS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_CONTAIN));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_STARTS_WITH));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_ENDS_WITH));
    break;

  case CDatabaseQueryRule::REAL_FIELD:
  case CDatabaseQueryRule::NUMERIC_FIELD:
  case CDatabaseQueryRule::SECONDS_FIELD:
    // numerical fields - less than greater than
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_GREATER_THAN));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_LESS_THAN));
    break;

  case CDatabaseQueryRule::DATE_FIELD:
    // date field
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_AFTER));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_BEFORE));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_IN_THE_LAST));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_NOT_IN_THE_LAST));
    break;

  case CDatabaseQueryRule::PLAYLIST_FIELD:
    CONTROL_ENABLE(CONTROL_BROWSE);
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    break;

  case CDatabaseQueryRule::BOOLEAN_FIELD:
    CONTROL_DISABLE(CONTROL_VALUE);
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_TRUE));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_FALSE));
    break;

  case CDatabaseQueryRule::TEXTIN_FIELD:
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_EQUALS));
    labels.push_back(OperatorLabel(CDatabaseQueryRule::OPERATOR_DOES_NOT_EQUAL));
    break;
  }
  return labels;
}