$name = NULL;
        $floor = NULL;

        //sprawdza czy podano name i floor i zwraca potrzebne dane
        if(isset($_POST['name']) && isset($_POST['floor']))
        {
            $name = $_POST['name'];
            $floor = $_POST['floor'];

            $dbconn = new DatabaseConnect;
            $stmt = $dbconn->prepare("select m.id, b.name, m.floor, m.image, m.image_width, m.image_height, m.image_md5 from maps m left join buildings b on m.building_id = b.id where b.name=? and m.floor=?");
            $stmt->bind_param("si",$name,$floor);
            $stmt->execute();

            header('Content-Type: application/json');
            return json_encode($stmt->get_result()->fetch_all(MYSQLI_ASSOC));
        }

        //jesli nie podano floor zwraca wszystkie mapki
        if(isset($_POST['name']))
        {
            $name = $_POST['name'];

            $dbconn = new DatabaseConnect;
            $stmt = $dbconn->prepare("select * from maps left join buildings on maps.building_id = buildings.id where buildings.name=?" );
            $stmt->bind_param("s",$name);
            $stmt->execute();

            header('Content-Type: application/json');
            return json_encode($stmt->get_result()->fetch_all(MYSQLI_ASSOC));
        }