<?php

class AddressDBController extends mfBaseController {
  
  protected function init() {
    $this->needlogin=true;
    $me = new User();
    $me->loadMe();
    $this->me = $me;
    $this->layout()->set("me",$me);
    
    if(!$me->is(["Admin", "netowner", "pipeplanner"])) {
      $this->redirect("Dashboard");
    }
  }
  
  protected function apiAction() {
    if(!$this->me->is(["Admin","netowner"])) {
      $this->redirect("Dashboard");
    }
    $do = $this->request->do;
    $data = [];
        
    switch($do) {
      case "findAddress":
        $return = $this->findAddressApi();
        break;
      case "getFilteredBuildings":
        $return = $this->getFilteredBuildingsApi();
        break;
      case "getUnits":
        $return = $this->getUnitsApi();
        break;
      case "findCities":
        $return = $this->findCitiesApi();
        break;
      case 'findBuildings':
        $return = $this->findBuildingsApi();
        break;
      case "findUnit":
        break;
      default:
        $return = false;
    }
    
    if(!is_array($return) || !count($return)) {
      $data = ["status" => "error"];
      $this->returnJson($data);
    }
    $data['status'] = "OK";
    $data['result'] = $return;
    $this->returnJson($data);
  }
  
  private function findAddressApi() {
    $addresses = [];
    $search = trim($this->request->q);
    $results = [];
    
    $search_parts = explode(" ", $search);

    $ort_search = $strasse_search = $plz_search = $hausnummer_search = [];
    
    foreach($search_parts as $p) {
      $p = trim($p);
      if(!$p) continue;
      $ort_search[] = "ortschaft like '%$p%'";
      $strasse_search[] = "strasse like '%$p%'";
      $plz_search[] = "plz like '%$p%'";
      $hausnummer_search[] = "hausnummer like '%$p%'";
    }
    
    $sql = "SELECT * FROM view_hausnummer WHERE (".implode(" OR ", $ort_search).") OR (".implode(" OR ", $strasse_search).") OR (".implode(" OR ", $plz_search).") OR (".implode(" OR ", $hausnummer_search).")";
    //echo $sql;exit;
    
    $adb = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
    $res = $adb->query($sql);
    
    if(!$adb->num_rows($res)) {
      header("Content-Type: application/json");
      echo json_encode(["results" => []]);
      exit;
    }
    
    while($data = $adb->fetch_object($res)) {
      $address_string = $data->plz." ".$data->ortschaft.", ".$data->strasse." ".$data->hausnummer;
      
      $address = [];
      $address['id'] = $data->hausnummer_id;
      $address["text"] = $address_string;
      $addresses[] = $address;
    }
    
    
    // sort results by most occurences of search strings
    $sort = [];
    foreach($addresses as $address) {
      $count = 0;
      foreach($search_parts as $p) {
        $count += substr_count(strtolower($address['text']), strtolower($p));
      }
      //echo $address['text']." $p $count<br />\n";
      if(!array_key_exists($count, $sort)) {
        $sort[$count] = [];
      }
      $sort[$count][] = $address;
    }
    
    ksort($sort, SORT_NUMERIC);
    $sort = array_reverse($sort, true);
    //var_dump($sort);exit;
    
    foreach($sort as $res) {
      foreach($res as $a) {
        $results[] = $a;
      }
    }
    
    header("Content-Type: application/json");
    echo json_encode(["results" => $results]);
    exit;
    
  }
  
  private function getUnitsApi() {
    $results = [];
    $hausnummer_id = intval($this->request->hausnummer_id);
    
    if(!$hausnummer_id) {
      return ['results' => []];
    }
    
    $units = ADBWohneinheitModel::search(['hausnummer_id' => $hausnummer_id]);
    
    foreach($units as $unit) {
      $u = [];
      $u['id'] = $unit->id;
      $u['zip'] = $unit->hausnummer->plz->plzstring;
      $u['city'] = $unit->hausnummer->strasse->ortschaft->name;
      $u['street'] = $unit->hausnummer->strasse->name;
      $u['housenumber'] = $unit->hausnummer->hausnummer;
      $u['block'] = $unit->block;
      $u['stiege'] = $unit->stiege;
      $u['stock'] = $unit->stock;
      $u['tuer'] = $unit->tuer;
      $u['extra'] = (string)$unit;
      $u['zusatz'] = $unit->zusatz;
      $u['usage'] = $unit->nutzung;
      $results[] = $u;
    }

    return ['units' => $results];
  }
  
  private function findCitiesApi() {
    $cities = [];
    $search = $this->request->search;
    
    $ort_ids = [];
    
    if(is_numeric($search)) {
      $adb = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
      $sql = "SELECT ortschaft_id from view_wohneinheit WHERE plz like '%$search%' GROUP BY ortschaft_id";
      $res = $adb->query($sql);
      
      if($adb->num_rows($res)) {
        while($data = $adb->fetch_object($res)) {
          $ort_ids[] = $data->ortschaft_id;
        }
      }
    }
    
    if($ort_ids) {
      foreach($ort_ids as $oid) {
        $results[] = new ADBOrtschaft($oid);
      }
    } else {
      $results = ADBOrtschaftModel::search(['name%' => $search]);
    }
    
    foreach($results as $city) {
      $gemeinde = new ADBGemeinde($city->gemeinde_id);
      
      $data = [];
      $data['id'] = $city->id;
      $data['gemeinde_id'] = $city->gemeinde_id;
      $data['gemeinde'] = $gemeinde->name;
      $data['kennziffer'] = $city->kennziffer;
      $data['name'] = $city->name;
      $cities[] = $data;
    }
    
    return ['cities' => $cities];
  }
  
  private function getFilteredBuildingsApi() {
    $buildings = [];
    $filter = $this->request->filter;
    
    
    $results = BuildingModel::search($filter);
    
    foreach($results as $building) {
      $data = $building->data;
      $data->id = $building->id;
      $buildings[] = $data;
    }
    
    return ["buildings" => $buildings];
  }
  
  private function findBuildingsApi() {
    $buildings = [];
    $search = $this->request->search;
    $city_id = intval($this->request->city_id);
    
    $sql = "SELECT * FROM view_hausnummer WHERE (ortschaft like '%$search%' OR strasse like '%$search%' OR plz like '%$search%' OR  hausnummer like '%$search%')";
    if($city_id) {
      $sql .= " AND ortschaft_id=$city_id";
    }
    
    $adb = FronkDB::singleton(ADDRESSDB_DBHOST, ADDRESSDB_DBUSER, ADDRESSDB_DBPASS, ADDRESSDB_DBNAME);
    $res = $adb->query($sql);
    if(!$adb->num_rows($res)) {
      return ["count" => 0, "buildings" => []];
    }
    while($data = $adb->fetch_object($res)) {
      $buildings[$data->hausnummer_id] = $data;
    }
    
    $unsorted = [];
    
    foreach($buildings as $building) {
      $u = [];
      $u['id'] = $building->hausnummer_id;
      $u['street'] = $building->strasse . " ".$building->hausnummer;
      $u['zip'] = $building->plz;
      $u['city'] = $building->ortschaft;
      $u['oan_id'] = ($building->oan_id) ? $building->oan_id : "";
      $u['code'] = ($building->code) ? $building->code : "";
      $u['units'] = ($building->units) ? $building->units : 1;
      //$u['units_used'] = $building->getUsedTerminationCount(true);
      $u['units_used'] = 1;
      //$u['status'] = $building->status->name;
      $u['status'] = "";
      $unsorted[$building->strasse."-".$building->hausnummer_id] = $u;
    }
    
    ksort($unsorted);
    
    $results = [];
    foreach($unsorted as $r) {
      $results[] = $r;
      /*if(count($results) >= 20) {
        break;
      }*/
    }
    
    return ["count" => count($buildings), "buildings" => $results];
    
  }
}