public function rules()
{
if (!Auth::check()) {
$validateArray['first_name'] = 'required|max:255';
$validateArray['last_name'] = 'required|max:255';
$validateArray['email'] = 'required|max:255|email';
} else {
$validateArray['user_id'] = 'required';
}
$validateArray['phone'] = 'required|max:255';
$validateArray['message'] = 'required';
return $validateArray;
}