<?php

class IvtBillModel {

  public static function create(Array $data) {
    throw new Exception("Please use IvtBillController to create IvtBills");
  }
  
  public static function getAll() {
    $items = [];
    
    $db = FronkDB::singleton(IVT_DBHOST, IVT_DBUSER, IVT_DBPASS, IVT_DBNAME);
    
    $res = $db->select("bills", "*", "1=1 ORDER BY id");
    if($db->num_rows($res)) {
      while($data = $db->fetch_object($res)) {
        $items[] = new IvtBill($data);
      }
    }
    return $items;
  }
  
  public static function getFirst($filter = []) {
    $db = FronkDB::singleton(IVT_DBHOST, IVT_DBUSER, IVT_DBPASS, IVT_DBNAME);
    
    $where = self::getSqlFilter($filter);
      mfLoghandler::singleton()->debug($where);
    $res = $db->select("bills", "*", "$where ORDER BY id LIMIT 1");
    if($db->num_rows($res)) {
      $data = $db->fetch_object($res);
      $item = new IvtBill($data);
      if($item->id) {
        return $item;
      } else {
        return null;
      }
    }
    return null;
  }
  
  public static function getLast($filter = []) {
    $db = FronkDB::singleton(IVT_DBHOST, IVT_DBUSER, IVT_DBPASS, IVT_DBNAME);
    
    $where = self::getSqlFilter($filter);
      mfLoghandler::singleton()->debug($where);
    $res = $db->select("bills", "*", "$where ORDER BY id DESC LIMIT 1");
    if($db->num_rows($res)) {
      $data = $db->fetch_object($res);
      $item = new IvtBill($data);
      if($item->id) {
        return $item;
      } else {
        return null;
      }
    }
    return null;
  }
  
  public static function search($filter, $limit = false) {
    $items = [];
    $db = FronkDB::singleton(IVT_DBHOST, IVT_DBUSER, IVT_DBPASS, IVT_DBNAME);
    
    $where = self::getSqlFilter($filter);
    $sql = "SELECT * FROM bills WHERE $where ORDER by id";
    
    mfLoghandler::singleton()->debug($sql);
    if(is_array($limit) && count($limit)) {
      if(is_numeric($limit['start']) && is_numeric($limit['count'])) {
        $sql .= " LIMIT ".$limit['start'].", ".$limit['count'];
      } elseif(is_numeric($limit['count'])) {
        $sql .= " LIMIT ".$limit['count'];
      }
    }
    
    $res = $db->query($sql);
    if($db->num_rows($res)) {
      while($data = $db->fetch_object($res)) {
        $items[] = new IvtBill($data);
      }
    }
    return $items;
  }
  
  private static function getSqlFilter($filter) {
    $where = "1=1 ";
    
    if(array_key_exists("cid", $filter)) {
      $cid = $filter['cid'];
      if(is_numeric($cid)) {
        $where .= " AND bills.cid=$cid";
      }
    }

      if(array_key_exists("date_outgoing", $filter)) {
          $date_outgoing = $filter['date_outgoing'];
          if($date_outgoing) {
              $where .= " AND bills.date_outgoing='$date_outgoing'";
          }
      }

      if(array_key_exists("date_outgoing>", $filter)) {
          $date_outgoing = $filter['date_outgoing>'];
          if($date_outgoing) {
              $where .= " AND bills.date_outgoing >= '$date_outgoing'";
          }
      }

      if(array_key_exists("date_outgoing<", $filter)) {
          $date_outgoing = $filter['date_outgoing<'];
          if($date_outgoing) {
              $where .= " AND bills.date_outgoing <= '$date_outgoing'";
          }
      }
      
      if(array_key_exists("iban", $filter)) {
          $iban = $filter['iban'];
          if($iban === true) {
              $where .= " AND bills.iban IS NOT NULL AND bills.iban <> ''";
          } elseif ($iban === null || $iban === false) {
              $where .= " AND (bills.iban IS NULL OR bills.iban = '')";
          } else {
              $iban = FronkDB::singleton()->escape($filter["iban"]);
              $where .= " AND bills.iba='$iban' ";
          }
      }

      if(array_key_exists("bic", $filter)) {
          $bic = $filter['bic'];
          if($bic === true) {
              $where .= " AND bills.bic IS NOT NULL AND bills.bic <> ''";
          } elseif ($bic === null || $bic === false) {
              $where .= " AND (bills.bic IS NULL OR bills.bic = '')";
          } else {
              $bic = FronkDB::singleton()->escape($filter["bic"]);
              $where .= " AND bills.iba='$bic' ";
          }
      }
    /*
    if(array_key_exists("status_id", $filter)) {
      $status_id = $filter['status_id'];
      if(is_numeric($status_id)) {
        $where .= " AND IvtBill.status_id=$status_id";
      }
    }
    
    
    if(array_key_exists("street", $filter)) {
      $street = FronkDB::singleton()->escape($filter["street"]);
      if($street) {
        $where .= " AND street like '%$street%'";
      }
    }
    */
    
    //var_dump($filter, $where);exit;
    return $where;
  }
  
}