content: /*
   This file is part of Airsonic.
  
   Airsonic is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
  
   Airsonic 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 General Public License for more details.
  
   You should have received a copy of the GNU General Public License
   along with Airsonic.  If not, see <http://www.gnu.org/licenses/>.
  
   Copyright 2016 (C) Airsonic Authors
   Based upon Subsonic, Copyright 2009 (C) Sindre Mehus
   */
  package org.airsonic.player.dao;
  
  import org.airsonic.player.domain.Avatar;
  import org.springframework.jdbc.core.RowMapper;
  import org.springframework.stereotype.Repository;
  
  import java.sql.ResultSet;
  import java.sql.SQLException;
  import java.util.List;
  
  /**
   * Provides database services for avatars.
   *
   * @author Sindre Mehus
   */
  @Repository
  public class AvatarDao extends AbstractDao {
  
      private static final String INSERT_COLUMNS = "name, created_date, mime_type, width, height, data";
      private static final String QUERY_COLUMNS = "id, " + INSERT_COLUMNS;
      private final AvatarRowMapper rowMapper = new AvatarRowMapper();
  
      /**
       * Returns all system avatars.
       *
       * @return All system avatars.
       */
      public List<Avatar> getAllSystemAvatars() {
          String sql = "select " + QUERY_COLUMNS + " from system_avatar";
          return query(sql, rowMapper);
      }
  
      /**
       * Returns the system avatar with the given ID.
       *
       * @param id The system avatar ID.
       * @return The avatar or <code>null</code> if not found.
       */
      public Avatar getSystemAvatar(int id) {
          String sql = "select " + QUERY_COLUMNS + " from system_avatar where id=" + id;
          return queryOne(sql, rowMapper);
      }
  
      /**
       * Returns the custom avatar for the given user.
       *
       * @param username The username.
       * @return The avatar or <code>null</code> if not found.
       */
      public Avatar getCustomAvatar(String username) {
          String sql = "select " + QUERY_COLUMNS + " from custom_avatar where username=?";
          return queryOne(sql, rowMapper, username);
      }
  
      /**
       * Sets the custom avatar for the given user.
       *
       * @param avatar   The avatar, or <code>null</code> to remove the avatar.
       * @param username The username.
       */
      public void setCustomAvatar(Avatar avatar, String username) {
          String sql = "delete from custom_avatar where username=?";
          update(sql, username);
  
          if (avatar != null) {
              update("insert into custom_avatar(" + INSERT_COLUMNS
                     + ", username) values(" + questionMarks(INSERT_COLUMNS) + ", ?)",
                     avatar.getName(), avatar.getCreatedDate(), avatar.getMimeType(),
                     avatar.getWidth(), avatar.getHeight(), avatar.getData(), username);
          }
      }
  
      private static class AvatarRowMapper implements RowMapper<Avatar> {
          public Avatar mapRow(ResultSet rs, int rowNum) throws SQLException {
              return new Avatar(rs.getInt(1), rs.getString(2), rs.getTimestamp(3), rs.getString(4),
                                rs.getInt(5), rs.getInt(6), rs.getBytes(7));
          }
      }
  
  }
  