/**
 * Copyright (C) 2018 Christian Pierre MOMON <cmomon@april.org>
 *
 * This file is part of (April) Hebdobot.
 *
 * Hebdobot 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.
 *
 * Hebdobot 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 Hebdobot.  If not, see <http://www.gnu.org/licenses/>
 */
package org.april.hebdobot.bot.hooks;

import java.io.File;

import org.april.hebdobot.bot.Hebdobot;
import org.april.hebdobot.bot.stats.ReviewDatas;
import org.april.hebdobot.bot.stats.ReviewDatasFile;
import org.april.hebdobot.bot.stats.ReviewStatsReporter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * The Class StatsHook.
 */
public class StatsHook extends Hook
{
    private static final Logger logger = LoggerFactory.getLogger(StatsHook.class);

    /* (non-Javadoc)
     * @see org.april.hebdobot.bot.hooks.Hook#attemptProcess(org.april.hebdobot.bot.Hebdobot, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String)
     */
    @Override
    public boolean attemptProcess(final Hebdobot bot, final String channel, final String sender, final String login, final String hostname,
            final String message)
    {
        boolean result;

        if (message.equals("!stats"))
        {
            logger.info("!stats caught.");

            // Display statistics. This feature has to not break
            // Hebdobot.
            try
            {
                File reviewDataFile = new File(bot.getReviewDirectory(), "reviewstats.csv");
                if (reviewDataFile.exists())
                {
                    ReviewDatas datas = ReviewDatasFile.load(reviewDataFile);
                    datas.clean();
                    bot.sendMessage("% " + ReviewStatsReporter.reportReviewCount(datas));
                    bot.sendMessage("% " + ReviewStatsReporter.reportUserCountBoard(datas));
                    bot.sendMessage("% " + ReviewStatsReporter.reportDurationBoard(datas));
                }
                else
                {
                    logger.warn("Statistic file not found [{}]", reviewDataFile.getAbsolutePath());
                    bot.sendMessage("% Fichier de statistiques absent.");
                }
            }
            catch (Exception exception)
            {
                logger.warn("Exception during statistics work.", exception);
                bot.sendMessage("% Impossible d'afficher des statistiques.");
            }

            result = true;
        }
        else
        {
            result = false;
        }

        //
        return result;
    }
}