<?php

class Product extends mfBaseModel {
  private $owner;
  private $productgroup;
  private $producttech;
  private $sla;
  private $networks;
  private $attributes;

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

        return $data;
    }

    public function loadAttributes() {
    $this->attributes = [];
    
    if(!$this->producttech_id) {
      return [];
    }
    
    // get tech attribs
    $ptattribs = mfValuecache::singleton()->get("ProducttechAttributes-techid-".$this->producttech_id);
    if($ptattribs === null) {
      $ptattribs = ProducttechAttributeModel::search(['producttech_id' => $this->producttech_id]);
      if(count($ptattribs)) {
        mfValuecache::singleton()->set("ProducttechAttributes-techid-".$this->producttech_id, $ptattribs);
      }
    }
    // fill atrribs with existing values of product attribs
    foreach($ptattribs as $pta) {
      $attrib = ProductAttributeModel::getFirst(['product_id' => $this->id, 'producttechattribute_id' => $pta->id]);
      if(!$attrib) {
        $attrib = new ProductAttribute();
        $attrib->product_id = $this->id;
        $attrib->producttechattribute_id = $pta->id;
        $attrib->value = $pta->value;
        $attrib->note = $pta->note;
      }
      $attrib->name = $pta->name;
      $attrib->type = $pta->type;
      $attrib->displayname = $pta->displayname;
      $attrib->description = $pta->description;
      $this->attributes[$attrib->name] = $attrib;
    }
    
    return true;
    
  }

  public function getProperty($name) {
    if($this->$name == null) {
      
      if($name == "owner") {
        if(!$this->external_id) return null;
        $this->owner = new Address($this->external_id);
        return $this->owner;
      }
      
      if($name == "networks") {
        $this->networks = [];
        $productNetworks = ProductNetworkModel::search(['product_id' => $this->id]);
        foreach($productNetworks as $pnet) {
          $this->networks[$pnet->network_id] = new Network($pnet->network_id);
        }
        return $this->networks;
      }
      
      if($name == "attributes") {
        $this->loadAttributes();
        return $this->attributes;
      }
      
      $classname = ucfirst($name);
      $idfield = $name."_id";
      $this->$name = new $classname($this->$idfield);
      
      if($this->$name->id) {
        return $this->$name;
      } else {
        return null;
      }
    }
    
    return $this->$name;
  }
  
  
  public function __clone() {
    $me = new User;
    $me->loadMe();
    
    $old_id = $this->id;
    $this->id = null;
    
    $this->name .= " - Kopie";
    
    // cleanup data
    $this->create_by = $me->id;
    $this->edit_by = $me->id;
    
    $this->create = null;
    $this->edit = null;
    $this->saved = 0;
    $this->mode = "new";
    $this->_old_data = new StdClass();
    
    $this->log->debug("Cloned Product $old_id");
  }
}