/**
  * Store pet into database
  *
  * @param array $input
  * @return boolean
  */
 public function createPet($input)
 {
     $result = Pet::validate($input);
     if (!is_bool($result)) {
         return $this->setMessage($result);
     }
     $pet = new Pet();
     $pet->pet_name = $input['name'];
     $pet->description = $input['description'];
     $pet->save();
     return $result;
 }