<?php

class ProducttechAttribute extends mfBaseModel {
  private $producttech;
  private $contractval;
  private $contract_id;
  
  
  public function setContractId($contract_id) {
    if(!is_numeric($contract_id)) {
      return false;
    }
    $this->contract_id = $contract_id;
    return true;
  }
  
  public function getProperty($name) {
    if($this->$name == null) {
      
      if($name == "contractval") {
        if(!$this->contract_id) {
          return null;
        }
        $this->contractval = ContractconfigValueModel::getFirst(['item_id' => $this->id]);
        //var_dump($this->contractval);
        return $this->contractval;
      }
      
      $classname = ucfirst($name);
      $idfield = $name."_id";
      $this->$name = new $classname($this->$idfield);
      
      if($this->$name->id) {
        return $this->$name;
      } else {
        return null;
      }
    }
    
    return $this->$name;
  }

}