<?php

class ADBNetzgebiet extends mfBaseModel {
  private $gemeinden;
  private $json_options;
  
  protected function init() {
    $this->db = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
    $this->table = "Netzgebiet";
  }
  
  public function loadByExtref($extref) {
    $extref = $this->db->escape(trim($extref));
    if(!$extref) {
      return false;
    }
    
    $res = $this->db->select("Netzgebiet", "*", "extref='$extref'");
    if(!$this->db->num_rows($res)) {
      return false;
    }
    $data = $this->db->fetch_object($res);
    $this->load($data);
    return true;
  }
  
  public function getOption($opt) {
    $options = $this->getOptions();
    if(!$options) return null;
    if(property_exists($options, $opt)) {
      return $options->$opt;
    }
    return null;
    
  }
  
  public function getOptions() {
    if(!$this->options) {
      return false;
    }
    $opts = json_decode($this->options);
    if(json_last_error() != JSON_ERROR_NONE) {
      return null;
    }
    return $opts;
  }
  
  public function getProperty($name) {
    if($this->$name == null) {
      
      if($name == "gemeinden") {
        $gemeinden = [];
        foreach(ADBGemeindeNetzgebietModel::search(["netzgebiet_id" => $this->id]) as $gem_netz) {
          $g = $gem_netz->gemeinde;
          if(!$g || array_key_exists($g->gemeinde_id, $gemeinden)) continue;
          //var_dump($g);exit;
          $gemeinden[$g->id] = $g;
        }
        if(count($gemeinden)) {
          $this->gemeinden = $gemeinden;
        }
        return $this->gemeinden;
      }
      
      $classname = ucfirst($name);
      $idfield = $name."_id";
      $this->$name = new $classname($this->$idfield);
      
      if($this->$name->id) {
        return $this->$name;
      } else {
        return null;
      }
    }
    
    return $this->$name;
  }
}