<?php

class Vatgroup extends mfBaseModel {
  private $rates;

    protected function beforeUpdate($data) {
        if(!array_key_exists("edit_by", $data)) {
            $me = new User();
            $me->loadMe();
            $data["edit_by"] = $me->id;
        }

        return $data;
    }

    private function loadRates() {
    foreach(VatrateModel::search(["vatgroup_id" => $this->id]) as $rate) {
      $this->rates[$rate->area] = $rate;
    }
    return $this->rates;
  }
  
  public function getProperty($name) {
    if($this->$name == null) {
      
      if(!$this->id) {
        return null;
      }
      
      if($name == "rates") {
        return $this->loadRates();
      }
      
      $classname = ucfirst($name);
      $idfield = $name."_id";
      $this->$name = new $classname($this->$idfield);
      
      if($this->$name->id) {
        return $this->$name;
      } else {
        return null;
      }
    }
    
    return $this->$name;
  }
}