/*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package lineage2.gameserver.dao;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.HashMap;
import java.util.Map;
import lineage2.commons.dbutils.DbUtils;
import lineage2.gameserver.database.DatabaseFactory;
import lineage2.gameserver.model.Player;
import lineage2.gameserver.model.actor.instances.player.Friend;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Mobius
* @version $Revision: 1.0 $
*/
public class CharacterFriendDAO
{
/**
* Field _log.
*/
private static final Logger _log = LoggerFactory.getLogger(CharacterFriendDAO.class);
/**
* Field _instance.
*/
private static final CharacterFriendDAO _instance = new CharacterFriendDAO();
/**
* Method getInstance.
* @return CharacterFriendDAO
*/
public static CharacterFriendDAO getInstance()
{
return _instance;
}
/**
* Method select.
* @param owner Player
* @return Map<Integer,Friend>
*/
public Map<Integer, Friend> select(Player owner)
{
Map<Integer, Friend> map = new HashMap<>();
Connection con = null;
PreparedStatement statement = null;
ResultSet rset = null;
try
{
con = DatabaseFactory.getInstance().getConnection();
statement = con.prepareStatement("SELECT f.friend_id, c.char_name, s.class_id, s.level FROM character_friends f LEFT JOIN characters c ON f.friend_id = c.obj_Id LEFT JOIN character_subclasses s ON ( f.friend_id = s.char_obj_id AND s.active =1 ) WHERE f.char_id = ?");
statement.setInt(1, owner.getObjectId());
rset = statement.executeQuery();
while (rset.next())
{
int objectId = rset.getInt("f.friend_id");
String name = rset.getString("c.char_name");
int classId = rset.getInt("s.class_id");
int level = rset.getInt("s.level");
map.put(objectId, new Friend(objectId, name, level, classId));
}
}
catch (Exception e)
{
_log.error("CharacterFriendDAO.load(L2Player): " + e, e);
}
finally
{
DbUtils.closeQuietly(con, statement, rset);
}
return map;
}
/**
* Method insert.
* @param owner Player
* @param friend Player
*/
public void insert(Player owner, Player friend)
{
Connection con = null;
PreparedStatement statement = null;
try
{
con = DatabaseFactory.getInstance().getConnection();
statement = con.prepareStatement("INSERT INTO character_friends (char_id,friend_id) VALUES(?,?)");
statement.setInt(1, owner.getObjectId());
statement.setInt(2, friend.getObjectId());
statement.execute();
}
catch (Exception e)
{
_log.warn(owner.getFriendList() + " could not add friend objectid: " + friend.getObjectId(), e);
}
finally
{
DbUtils.closeQuietly(con, statement);
}
}
/**
* Method delete.
* @param owner Player
* @param friend int
*/
public void delete(Player owner, int friend)
{
Connection con = null;
PreparedStatement statement = null;
try
{
con = DatabaseFactory.getInstance().getConnection();
statement = con.prepareStatement("DELETE FROM character_friends WHERE (char_id=? AND friend_id=?) OR (char_id=? AND friend_id=?)");
statement.setInt(1, owner.getObjectId());
statement.setInt(2, friend);
statement.setInt(3, friend);
statement.setInt(4, owner.getObjectId());
statement.execute();
}
catch (Exception e)
{
_log.warn("FriendList: could not delete friend objectId: " + friend + " ownerId: " + owner.getObjectId(), e);
}
finally
{
DbUtils.closeQuietly(con, statement);
}
}
}