/*
 * Juick
 * Copyright (C) 2008-2011, Ugnich Anton
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.juick.server;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

/**
 *
 * @author Ugnich Anton
 */
public class ChatQueries {

    public static boolean subscribeTag(Connection sql, int uid, int tagid) {
        boolean ret = false;
        PreparedStatement stmt = null;
        try {
            stmt = sql.prepareStatement("INSERT INTO chat_subscr_tags(tag_id,user_id) VALUES (?,?)");
            stmt.setInt(1, tagid);
            stmt.setInt(2, uid);
            if (stmt.executeUpdate() > 0) {
                ret = true;
            }
        } catch (SQLException e) {
            System.err.println(e);
        } finally {
            Utils.finishSQL(null, stmt);
        }

        return ret;
    }

    public static boolean unsubscribeTag(Connection sql, int uid, int tagid) {
        boolean ret = false;
        PreparedStatement stmt = null;
        try {
            stmt = sql.prepareStatement("DELETE FROM chat_subscr_tags WHERE tag_id=? AND user_id=?");
            stmt.setInt(1, tagid);
            stmt.setInt(2, uid);
            if (stmt.executeUpdate() > 0) {
                ret = true;
            }
        } catch (SQLException e) {
            System.err.println(e);
        } finally {
            Utils.finishSQL(null, stmt);
        }

        return ret;
    }

    public static boolean setSubscriptionsActive(Connection sql, int uid, boolean enabled) {
        boolean ret = false;
        PreparedStatement stmt = null;
        try {
            stmt = sql.prepareStatement("UPDATE chat_subscr_tags SET active=? WHERE user_id=?");
            stmt.setInt(1, enabled ? 1 : 0);
            stmt.setInt(2, uid);
            if (stmt.executeUpdate() > 0) {
                ret = true;
            }
        } catch (SQLException e) {
            System.err.println(e);
        } finally {
            Utils.finishSQL(null, stmt);
        }

        return ret;
    }
}