public static function insertCard($card_id, $name, $desc, $due, $list_id)
{
$update = true;
$model = Cards::getCardbyCardID($card_id);
if ($model === null) {
$model = new Cards();
$update = false;
}
$model->card_id = $card_id;
$model->name = $name;
$model->desc = $desc;
$model->due = $due;
$model->list_id = $list_id;
if ($update) {
if ($model->save()) {
}
} else {
$model->insert();
}
}