<?php

class ADBWohneinheit extends mfBaseModel {
  private $hausnummer;
  private $rimo_workorder;
  private $rimo_workorders;
  private $ftu_data;
  private $status;
  private $statusflags; // TODO
  private $preorders;
  
  protected function init() {
    $this->db = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
    $this->table = "Wohneinheit";
  }

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

        return $data;
    }

  protected function afterSave() {
    if(!$this->id) return true;
    if(!$this->hausnummer_id) return true;

      // prevent potential infinite loop
      $nesting_level = mfValuecache::singleton()->get("adbwohneinheit-save-nesting-level-".$this->id);
      if(!$nesting_level) {
          $nesting_level = 1;
      } else {
          $nesting_level++;
      }
      mfValuecache::singleton()->set("adbwohneinheit-save-nesting-level-".$this->id, $nesting_level);

      if($nesting_level > 1) {
          return true;
      }

      $this->logChanges();
    // Statuschange from Rimo statuschange
    AddressDB::handleRimoStatusUpdate($this->id);

    $this->refreshUnitCount();
  }

  public function refreshUnitCount() {
      // ADBWohneinheit_onSave_noAutoUnitCount can be defined if doing bulk
      // operations where unit count is calculated seperately

      if(!defined("ADBWohneinheit_onSave_noAutoUnitCount") || !ADBWohneinheit_onSave_noAutoUnitCount) {
          $unit_count = ADBWohneinheitModel::count(['hausnummer_id' => $this->hausnummer_id]);
          $hausnummer = $this->getProperty("hausnummer");
          if($hausnummer->id) {
              $hausnummer->unit_count = $unit_count;
              $hausnummer->save();
          }

          if($hausnummer->netzgebiet_id) {
              $netzgebiet = new ADBNetzgebiet($hausnummer->netzgebiet_id);
              if($netzgebiet->id) {
                  $unit_count = ADBWohneinheitModel::count(['netzgebiet_id' => $hausnummer->netzgebiet_id]);
                  if($unit_count) {
                      $unit_count_gda = [
                          "sd" => 0,
                          "md" => 0,
                      ];
                      foreach(ADBHausnummerModel::search(["netzgebiet_id" => $hausnummer->netzgebiet_id]) as $hausnummer) {
                          $gda_egenschaft = strtolower($hausnummer->gdaeigenschaft);
                          if($hausnummer->rimo_type) {
                              $gda_egenschaft = strtolower($hausnummer->rimo_type);
                          }

                          if(!$gda_egenschaft) {
                              $unit_count_gda["sd"] += $hausnummer->unit_count;
                              continue;
                          }

                          if($gda_egenschaft && array_key_exists($gda_egenschaft, TT_ADB_GDA_TYPES)) {
                              $type = TT_ADB_GDA_TYPES[$gda_egenschaft];
                              if(!array_key_exists($type, $unit_count_gda)) {
                                  $unit_count_gda[$type] = 0;
                              }
                              $unit_count_gda[$type] += $hausnummer->unit_count;
                          }
                      }
                      foreach($unit_count_gda as $type => $count) {
                          $netzgebiet->{"unit_count_$type"} = $count;
                      }

                  }
                  //var_dump($netzgebiet);
                  $netzgebiet->unit_count = $unit_count;
                  $netzgebiet->save();
              }
          }

      }
  }

    public function resetSaveNesting() {
        mfValuecache::singleton()->delete("adbwohneinheit-save-nesting-level-" . $this->id);
    }

    private function logChanges() {
        $changes = $this->getChangedFields();
        if(!count($changes)) return true;

        $logstr = "";

        foreach($changes as $key) {
            if($key == "status_id") {
                $old_status = new ADBStatus($this->_old_data->status_id);
                $new_status = new ADBStatus($this->data->status_id);
                $logstr .= "| '$key' => FROM '".$this->_old_data->$key."' TO '".$this->data->$key."' [".$old_status->code." => ".$new_status->code."]";
            } elseif($key = "external_data" && $this->_old_data->external_data && $this->external_data) {
                $old_data = json_decode($this->_old_data->external_data);
                $new_data = json_decode($this->external_data);
                if(json_encode($old_data) !== json_encode($new_data)) {
                    $logstr .= "| '$key' => FROM '".$this->_old_data->$key."' TO '".$this->data->$key."'";
                }
            } else {
                $logstr .= "| '$key' => FROM '".$this->_old_data->$key."' TO '".$this->data->$key."'";
            }
        }

        $me = new User();
        $me->loadMe();
        $this->log->info(__CLASS__." Changes: User ".$me->username." $logstr");

        return true;

    }

  public function setNewStatusCode($new_status_code) {
      if(!$new_status_code) return false;

      $new_status = ADBStatusModel::getFirst(["code" => $new_status_code]);
      if(!$new_status) return false;

      $old_status = $this->getProperty("status");
      if($old_status->code < $new_status->code) {
          $this->status_id = $new_status->id;
      }

      return true;
  }
  
  public static function parseHausnummerZusatz($text) {
    
    $data = [];
    $data['block'] = "";
    $data['stock'] = "";
    $data['stiege'] = "";
    $data['tuer'] = "";
    $data['zusatz'] = "";
    
    $text = trim($text);
    if(!$text) return $data;
    $text = " ".$text;
    
    $m = [];
    if(preg_match('/(?:t(?:ü|ue)r|topp|door?)\s+(\d\d?|\w\w?)/i', $text, $m)) {
      $data['tuer'] = $m[1];
      $text = str_replace($m[0], "", $text);
    }
    
    if(preg_match('/(\d+)\.\s+(?:stock|geschoss|etage|level|floor)/i', $text, $m)) {
      $data['stock'] = $m[1];
      $text = str_replace($m[0], "", $text);
    }
    
    if(preg_match('/(?: stock(?:werk)?| geschoss| etage| level | floor)\s+(\d\d?|parterre|erdgescho(?:ss|ß))\.?/i', $text, $m)) {
      $data['stock'] = $m[1];
      $text = str_replace($m[0], "", $text);
    }
    
    if(preg_match('/(parterre|erdgescho(?:ss|ß))/i', $text, $m)) {
      $data['stock'] = $m[1];
      $text = str_replace($m[0], "", $text);
    }
    
    
    $text = trim(preg_replace('/\s{2,}/', "", $text));
    
    if($text) {
      $data['zusatz'] = $text;
    }
    
    
    return $data;
  }
  
  public function getNewOAID() {
    if(!$this->hausnummer_id) {
      return false;
    }
    
    $bcode = $this->getProperty("hausnummer")->oaid;
    //var_dump($bcode);
    if(!$bcode) {
      $hausnummer = $this->getProperty("hausnummer");
      $hausnummer->oaid = $hausnummer->getNewOAID();
      if(!$hausnummer->oaid) {
        return false;
      }
      if(!$hausnummer->save()) {
        return false;
      }
      $bcode = $hausnummer->oaid;
    }
    
    $codes = [];
    
    // get existing codes
    $res = $this->db->select("Wohneinheit", "oaid", "oaid like '$bcode.%'");
    if($this->db->num_rows($res)) {
      while($data = $this->db->fetch_object($res)) {
        $codes[] = $data->oaid;
      }
    } else {
      return $bcode.".001";
    }
    
    if(count($codes)) {
      sort($codes);
    }
    
    $last_code = end($codes);
    
    $m = [];
    if(preg_match('/\.(\d+)$/', $last_code, $m)) {
      if($m[1]) {
        $last_num = $m[1];
      }
    } else {
      return false;
    }
    
    $new_num = ++$last_num;
    $code = $bcode.".".sprintf("%03d", $new_num);
    return $code;
  }
  
  public function getExternalData() {
    if(!$this->external_data) return [];
    
    $extdata = json_decode($this->external_data, true);
    if(is_array($extdata) && count($extdata)) {
      return $extdata;
    }
    return false;
  }
  
  public function getExternalRimoData() {
    $extdata = $this->getExternalData();
    if(!is_array($extdata) || !count($extdata)) {
      return false;
    }
    //var_dump($extdata);exit;
    if(array_key_exists("rimo", $extdata) && count($extdata['rimo'])) {
      $rimo_data = $extdata['rimo'];
      if(is_array($extdata['rimo']) && count($extdata['rimo'])) {
        return $rimo_data;
      }
    }
    
    return false;
  }
  
  public function getPatchEqString() {
    $patch = "";
    
    if($this->patch_shelf) $patch .= $this->patch_shelf."-";
    if($this->patch_module) $patch .= $this->patch_module;
    
    if($patch) {
      if($this->patch_cluster) {
        $patch = $this->patch_cluster."-".$patch;
      } else {
        $patch = $this->getProperty("hausnummer")->netzgebiet->extref."-".$patch;
      }
    }
    
    return $patch;
  }
  
  public function getProperty($name) {
    if($this->$name == null) {
      
      if($name == "hausnummer") {
        $this->hausnummer = new ADBHausnummer($this->hausnummer_id);
        return $this->hausnummer;
      }
      
      if($name == "rimo_workorder") {
        $this->rimo_workorder = new RimoWorkorder();
        if($this->id) {
          $this->rimo_workorder = RimoWorkorderModel::getFirst(['adb_wohneinheit_id' => $this->id]);
        }
        return $this->rimo_workorder;
      }

        if($name == "rimo_workorders") {
            $rimo_workorders = RimoWorkorderModel::search(["adb_wohneinheit_id" => $this->id]);
            if(count($rimo_workorders)) {
                $this->rimo_workorders = $rimo_workorders;
            }
            return $this->rimo_workorders;
        }

        if($name == "preorders") {
            $preorders = PreorderModel::search(["adb_wohneinheit_id" => $this->id]);
            if(!count($preorders)) {
                return [];
            }
            $this->preorders = $preorders;
            return $this->preorders;
        }

      if($name == "ftu_data") {
        $rimo_data = $this->getExternalRimoData();
        
        if(!is_array($rimo_data) || !count($rimo_data)) {
          return ['id' => "", 'name' => ""];
        }
        
        if(array_key_exists("ftu", $rimo_data)) {
          $ftu_data = $rimo_data['ftu'];
          if($ftu_data['id'] || $ftu_data['name']) {
            $this->ftu_data = $ftu_data;
            return $this->ftu_data;
          }
        }
        return ['id' => "", 'name' => ""];
      }
      
      if($name == "status") {
        $this->status = new ADBStatus($this->status_id);
        return $this->status;
      }

        if($name == "statusflags") {
            $flags = [];
            foreach(ADBStatusflagModel::getAll() as $flag) {
                $flag->wohneinheit_id = $this->id;
                $flags[$flag->id] = $flag;
            }
            if(count($flags)) {
                $this->statusflags = $flags;
            }
            return $this->statusflags;
        }
      
      $classname = ucfirst($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 __toString() {
    $parts = [];
    if($this->block) {
      $parts[] = "Block ".$this->block;
    }
    if($this->stiege) {
      $parts[] = "Stiege ".$this->stiege;
    }
    if($this->stock) {
      if(is_numeric($this->stock)) {
        $parts[] = $this->stock.". Stock";
      } elseif(preg_match('/^(erdgescho(ss|ß)|parterre)$/i', $this->stock)) {
        $parts[] = "Erdgeschoss";
      } else {
        $parts[] = "Stock ".$this->stock;
      }
    }
    if($this->tuer) {
      $parts[] = "Tür ".$this->tuer;
    }
    if($this->zusatz) {
      $parts[] = $this->zusatz;
    }
    return implode(" ", $parts);
  }
}