<?php
  
  /**
   * ownCloud - App Framework
   *
   * @author Bernhard Posselt
   * @copyright 2012 Bernhard Posselt dev@bernhard-posselt.com
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
   * License as published by the Free Software Foundation; either
   * version 3 of the License, or any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
   *
   * You should have received a copy of the GNU Affero General Public
   * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
   *
   */
  
  namespace OC\AppFramework\Db;
  
  use \OCP\IDb;
  
  
  /**
   * Small Facade for being able to inject the database connection for tests
   */
  class Db implements IDb {
  
  
      /**
       * Used to abstract the owncloud database access away
       * @param string $sql the sql query with ? placeholder for params
       * @param int $limit the maximum number of rows
       * @param int $offset from which row we want to start
       * @return \OC_DB_StatementWrapper prepared SQL query
       */
      public function prepareQuery($sql, $limit=null, $offset=null){
          return \OCP\DB::prepare($sql, $limit, $offset);
      }
  
  
      /**
       * Used to get the id of the just inserted element
       * @param string $tableName the name of the table where we inserted the item
       * @return int the id of the inserted element
       */
      public function getInsertId($tableName){
          return \OCP\DB::insertid($tableName);
      }
  
  
  }