/*
 * Copyright (C) 2020 Christian Pierre MOMON <christian@momon.org>
 * 
 * This file is part of StatoolInfos, simple service statistics tool.
 * 
 * StatoolInfos 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.
 * 
 * StatoolInfos 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 StatoolInfos.  If not, see <http://www.gnu.org/licenses/>.
 */
package fr.devinsy.statoolinfos.htmlize;

import java.io.File;
import java.io.IOException;
import java.nio.charset.StandardCharsets;

import org.apache.commons.io.FileUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import fr.devinsy.statoolinfos.HtmlizerContext;
import fr.devinsy.statoolinfos.core.Federation;
import fr.devinsy.statoolinfos.core.StatoolInfosException;
import fr.devinsy.statoolinfos.htmlize.charts.ChartColor;
import fr.devinsy.statoolinfos.htmlize.charts.PieChart;
import fr.devinsy.statoolinfos.htmlize.charts.PieChartView;
import fr.devinsy.statoolinfos.stats.StatAgent;
import fr.devinsy.statoolinfos.stats.organizations.OrganizationTurnoutStats;
import fr.devinsy.statoolinfos.stats.services.HostProviderTypeStats;
import fr.devinsy.statoolinfos.stats.services.HostServerTypeStats;
import fr.devinsy.xidyn.XidynException;
import fr.devinsy.xidyn.data.TagDataManager;
import fr.devinsy.xidyn.presenters.PresenterUtils;

/**
 * The Class SocialNetworksPage.
 */
public class FederationStatsPage
{
    private static Logger logger = LoggerFactory.getLogger(FederationStatsPage.class);

    /**
     * Builds the.
     *
     * @param title
     *            the title
     * @param organizations
     *            the organizations
     * @return the string
     * @throws StatoolInfosException
     *             the statool infos exception
     * @throws IOException
     */
    public static void build() throws StatoolInfosException, IOException
    {
        try
        {
            logger.debug("Building federation stats page {}…");

            Federation federation = HtmlizerContext.instance().getFederation();
            // CrawlCache cache = HtmlizerContext.instance().getCache();
            File htmlizeDirectory = HtmlizerContext.instance().getHtmlizeDirectory();

            TagDataManager data = new TagDataManager();

            //
            {
                OrganizationTurnoutStats turnout = StatAgent.statsOrganizationTurnout(federation);
                PieChart pie = new PieChart("Participation");
                pie.add("Active", turnout.getActiveCount(), ChartColor.GREEN);
                pie.add("Passive", turnout.getPassiveCount(), ChartColor.ORANGE);
                data.setContent("turnoutChart", PieChartView.build(pie));
            }

            //
            {
                HostServerTypeStats stats = StatAgent.statHostServerType(federation);
                PieChart pie = Htmlizer.toPieChart(stats);
                data.setContent("hostServerTypeChart", PieChartView.build(pie));
            }

            //
            {
                HostProviderTypeStats stats = StatAgent.statHostProviderType(federation);
                PieChart pie = Htmlizer.toPieChart(stats);
                data.setContent("hostProviderTypeChart", PieChartView.build(pie));
            }

            //
            String content = PresenterUtils.dynamize("/fr/devinsy/statoolinfos/htmlize/federationStats.xhtml", data).toString();

            //
            BreadcrumbTrail trail = new BreadcrumbTrail();
            String page = WebCharterView.build(content, trail);

            FileUtils.write(new File(htmlizeDirectory, "federationStats.xhtml"), page, StandardCharsets.UTF_8);
        }
        catch (XidynException exception)
        {
            throw new StatoolInfosException("Error building federation stats page: " + exception.getMessage(), exception);
        }
    }
}