/*
 * Copyright (C) 2020-2021 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.checker.PropertyCheck;
import fr.devinsy.statoolinfos.checker.PropertyChecker;
import fr.devinsy.statoolinfos.checker.PropertyChecks;
import fr.devinsy.statoolinfos.core.Federation;
import fr.devinsy.statoolinfos.core.Organization;
import fr.devinsy.statoolinfos.core.Service;
import fr.devinsy.statoolinfos.core.Service.Status;
import fr.devinsy.statoolinfos.core.StatoolInfosException;
import fr.devinsy.xidyn.XidynException;
import fr.devinsy.xidyn.data.TagDataManager;
import fr.devinsy.xidyn.presenters.PresenterUtils;

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

    /**
     * Builds the.
     * 
     * @throws IOException
     * @throws StatoolInfosException
     */
    public static void buildAll() throws IOException, StatoolInfosException
    {
        Federation federation = HtmlizerContext.instance().getFederation();
        File htmlizeDirectory = HtmlizerContext.instance().getHtmlizeDirectory();

        PropertyChecker checker = new PropertyChecker();

        PropertyChecks allAlertChecks = new PropertyChecks();
        PropertyChecks federationAlertChecks = new PropertyChecks();
        PropertyChecks organizationAlertChecks = new PropertyChecks();
        PropertyChecks serviceAlertChecks = new PropertyChecks();

        //
        PropertyChecks checks = checker.checkFederation(federation.getInputFile());
        String page = htmlize("Fédération", checks);
        FileUtils.write(new File(htmlizeDirectory, federation.getTechnicalName() + "-check.xhtml"), page, StandardCharsets.UTF_8);

        PropertyChecks alerts = checks.getAlertLines().setFileName(federation.getName());
        allAlertChecks.addAll(alerts);
        federationAlertChecks.addAll(alerts);

        //
        for (Organization organization : federation.getOrganizations())
        {
            checks = checker.checkOrganization(organization.getInputFile());
            page = htmlize("Organisation", checks);
            FileUtils.write(new File(htmlizeDirectory, organization.getTechnicalName() + "-check.xhtml"), page, StandardCharsets.UTF_8);

            if (organization.getServiceCount() > 0)
            {
                alerts = checks.getAlertLines().setFileName(organization.getLocalFileName());
                allAlertChecks.addAll(alerts);
                organizationAlertChecks.addAll(alerts);
            }

            for (Service service : organization.getServices())
            {
                checks = checker.checkService(service.getInputFile());
                page = htmlize("Service", checks);
                FileUtils.write(new File(htmlizeDirectory, organization.getTechnicalName() + "-" + service.getTechnicalName() + "-check.xhtml"), page, StandardCharsets.UTF_8);

                if (organization.getServiceCount() > 0)
                {
                    alerts = checks.getAlertLines().setFileName(service.getLocalFileName());
                    allAlertChecks.addAll(alerts);
                    serviceAlertChecks.addAll(alerts);
                }
            }
        }

        //
        page = PropertyFilesCheckPage.htmlize("Tous", allAlertChecks);
        FileUtils.write(new File(htmlizeDirectory, "alertChecks.xhtml"), page, StandardCharsets.UTF_8);

        page = PropertyFilesCheckPage.htmlize("Fédération", federationAlertChecks);
        FileUtils.write(new File(htmlizeDirectory, "alertChecks-federation.xhtml"), page, StandardCharsets.UTF_8);

        page = PropertyFilesCheckPage.htmlize("Membres", organizationAlertChecks);
        FileUtils.write(new File(htmlizeDirectory, "alertChecks-organizations.xhtml"), page, StandardCharsets.UTF_8);

        page = PropertyFilesCheckPage.htmlize("Services", serviceAlertChecks);
        FileUtils.write(new File(htmlizeDirectory, "alertChecks-services.xhtml"), page, StandardCharsets.UTF_8);
    }

    /**
     * Builds the.
     *
     * @param title
     *            the title
     * @param checks
     *            the checks
     * @return the string
     * @throws StatoolInfosException
     *             the statool infos exception
     */
    public static String htmlize(final String title, final PropertyChecks checks) throws StatoolInfosException
    {
        String result;

        try
        {
            logger.debug("Building propertyStats page…");

            TagDataManager data = new TagDataManager();

            data.setContent("lineCount", checks.size());
            data.setContent("warningCount", checks.getWarningCount());
            data.setContent("errorCount", checks.getErrorCount());
            data.setContent("voidCount", checks.getVoidCount());

            //
            data.setContent("statsTitle", title);

            //
            int index = 0;
            if (checks.isEmpty())
            {
                data.setAttribute("fullBlockTable", "class", "xid:nodisplay");
            }
            else
            {
                for (PropertyCheck check : checks)
                {
                    data.setContent("line", index, "lineIndex", check.getIndex());
                    data.setEscapedContent("line", index, "lineComment", check.getComment());
                    data.setEscapedContent("line", index, "lineContent", check.getLine());
                    data.setAttribute("line", index, "lineContent", "class", statusToCSS(check.getStatus()));

                    index += 1;
                }
            }

            //
            index = 0;
            PropertyChecks subchecks = checks.getActiveLines();
            if (subchecks.isEmpty())
            {
                data.setAttribute("shrunkBlockTable", "class", "xid:nodisplay");
            }
            else
            {
                for (PropertyCheck check : subchecks)
                {
                    data.setContent("shrunkLine", index, "shrunkLineIndex", check.getIndex());
                    data.setEscapedContent("shrunkLine", index, "shrunkLineContent", check.getLine());
                    data.setEscapedContent("shrunkLine", index, "shrunkLineComment", check.getComment());
                    data.setAttribute("shrunkLine", index, "shrunkLineContent", "class", statusToCSS(check.getStatus()));

                    index += 1;
                }
            }

            //
            index = 0;
            subchecks = checks.getAlertLines();
            if (subchecks.isEmpty())
            {
                data.setAttribute("alertBlockTable", "class", "xid:nodisplay");
            }
            else
            {
                for (PropertyCheck check : subchecks)
                {
                    data.setContent("alertLine", index, "alertLineIndex", check.getIndex());
                    data.setEscapedContent("alertLine", index, "alertLineContent", check.getLine());
                    data.setEscapedContent("alertLine", index, "alertLineComment", check.getComment());
                    data.setAttribute("alertLine", index, "alertLineContent", "class", statusToCSS(check.getStatus()));

                    index += 1;
                }
            }

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

            BreadcrumbTrail trail = new BreadcrumbTrail();
            trail.add("Propriétés", "propertyStats.xhtml");
            result = WebCharterView.build(content, trail);
        }
        catch (XidynException exception)
        {
            throw new StatoolInfosException("Error building service page: " + exception.getMessage(), exception);
        }

        //
        return result;
    }

    /**
     * Status to CSS.
     *
     * @param status
     *            the status
     * @return the string
     */
    public static String statusToCSS(final Status status)
    {
        String result;

        switch (status)
        {
            case OK:
                result = "bg_ok";
            break;

            case WARNING:
                result = "bg_warning";
            break;

            case ALERT:
                result = "bg_alert";
            break;

            case ERROR:
                result = "bg_error";
            break;

            case OVER:
                result = "bg_over";
            break;

            case VOID:
            default:
                result = "bg_void";
        }

        //
        return result;
    }

}