<?php

class Voicenumberblock extends mfBaseModel {
  protected $forcestr = ['comment'];
  private $number_first;
  private $number_last;
  private $base;
  private $short_prefix;
  private $short_first;
  private $short_last;
  private $files;
  private $numbers;

    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 isNumberInBlock($number) {
    return ($number >= $this->first && $number <= $this->last);
  }
  
  public static function findBlock($number) {
    // resolve number from right to left to find fitting block
    $minLength = 4;
    
    $try = $number;
    while(strlen($try) >= $minLength) {
      $block = VoicenumberblockModel::getFirst(['prefix' => $try]);
      if($block) {
        break;
      }
      $try = substr($try, 0, strlen($try)-1);
    }
    
    if(!$block) {
      return false;
    }
    
    return $block;
  }

  public function getVoicenumber($number) {
      if(!$this->isNumberInBlock($number)) return false;

      $vn = VoicenumberModel::getFirst(["number" => $number]);
      if(!$vn) {
          $vn = VoicenumberModel::create([
              "voicenumberblock_id" => $this->id,
              "active" => 1,
              "activated_date" => date("U"),
              "number" => $number
          ]);
      }

      return $vn;
  }

  public function getFreeNumbers() {
    if(!$this->id) return false;
    
    $free = [];
    $block_numbers = VoicenumberModel::search(["block_id" => $this->id], false, "number");
    
    $pnumber = new Voicenumber();
    $pnumber->voicenumberblock_id = $this->id;
    
    foreach(range($this->first, $this->last) as $num) {
      if(array_key_exists($num, $block_numbers)) {
        $bn = $block_numbers[$num];
        if($bn->active || $bn->disabled || $bn->ported_in || $bn->ported_out || $bn->orderproduct_id || $bn->contrat_id) {
          continue;
        }
      }
      $pnumber->number = $num;
      $free[] = $pnumber->getPrettyNumber();
    }
    return $free;
  }
  
  public function getProperty($name) {
    if($this->$name == null) {
      
      if($name == "files") {
        $this->files = VoiceblocknumberFileModel::search(["voicenumberblock_id" => $this->id]);
        return $this->files;
      }
      
      if($name == "numbers") {
        $this->numbers = VoicenumberModel::search(["voicenumberblock_id" => $this->id]);
        return $this->numbers;
      }
      
      if($name == "short_prefix") {
        $this->short_prefix = substr($this->prefix, strlen($this->countrycode.$this->areacode));
        return $this->short_prefix;
      }
      if($name == "short_first") {
        $this->short_first = substr($this->first, strlen($this->countrycode.$this->areacode));
        return $this->short_first;
      }
      if($name == "short_last") {
        $this->short_last = substr($this->last, strlen($this->countrycode.$this->areacode));
        return $this->short_last;
      }
      
      $classname = ucfirst($name);
      $idfield = $name."_id";
      $this->$name = new $classname($this->$idfield);
      
      if($this->$name->id) {
        return $this->$name;
      } else {
        return null;
      }
    }
    
    return $this->$name;
  }
}