/**
 * Copyright (C) 2017-2021 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.cli;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.time.LocalTime;
import java.time.format.DateTimeFormatter;
import java.util.Properties;

import org.apache.commons.lang3.StringUtils;
import org.april.hebdobot.HebdobotException;
import org.april.hebdobot.cron.CronSettings;
import org.april.hebdobot.cron.CronValue;
import org.april.hebdobot.util.HebdobotUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import fr.devinsy.strings.StringSet;

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

    private static final long serialVersionUID = 5954809202666104536L;

    private static final String TIME_PATTERN = "^\\d\\dh\\d\\d$";

    /**
     * Instantiates a new launcher.
     *
     * @param source
     *            the source
     * @throws HebdobotException
     *             the hebdobot exception
     */
    public HebdobotConfigFile(final File source) throws HebdobotException
    {
        super();

        try
        {
            Properties config = HebdobotUtils.loadProperties(source);

            for (String key : config.stringPropertyNames())
            {
                put(key, config.getProperty(key));
            }
        }
        catch (FileNotFoundException exception)
        {
            throw new HebdobotException("File not found.", exception);
        }
        catch (IOException exception)
        {
            throw new HebdobotException("IO error.", exception);
        }
    }

    /**
     * Gets the cron settings.
     *
     * @return the cron settings
     */
    public CronSettings getCronSettings()
    {
        CronSettings result;

        result = new CronSettings();

        for (String notifyName : getNotifyNames())
        {
            String notifyDescription = getNotifyCron(notifyName);
            String notifyCron = getNotifyCron(notifyName);
            String notifyIrcMessage = getNotifyIrcMessage(notifyName);
            String notifyTwitterMessage = getNotifyTwitterMessage(notifyName);

            String notifyImageFileName = getNotifyImage(notifyName);
            File notifyImageFile;
            if (notifyImageFileName == null)
            {
                notifyImageFile = null;
            }
            else
            {
                notifyImageFile = new File(notifyImageFileName);
            }

            CronValue cronValue = new CronValue(notifyName, notifyDescription, notifyCron, notifyIrcMessage, notifyTwitterMessage, notifyImageFile);

            result.add(cronValue);
        }

        logger.debug("Cron settings count=" + result.size());

        //
        return result;
    }

    /**
     * Gets the identica api key.
     *
     * @return the identica api key
     */
    public String getIdenticaApiKey()
    {
        String result;

        result = getProperty("identica.apiKey");

        //
        return result;
    }

    /**
     * Gets the identica api secret.
     *
     * @return the identica api secret
     */
    public String getIdenticaApiSecret()
    {
        String result;

        result = getProperty("identica.apiSecret");

        //
        return result;
    }

    /**
     * Gets the irc channel.
     *
     * @return the irc channel
     */
    public String getIrcChannel()
    {
        String result;

        result = getProperty("irc.channel");

        //
        return result;
    }

    /**
     * Gets the irc host.
     *
     * @return the irc host
     */
    public String getIrcHost()
    {
        String result;

        result = getProperty("irc.host");

        //
        return result;
    }

    /**
     * Gets the irc identify login.
     *
     * @return the irc identify login
     */
    public String getIrcIdentifyNick()
    {
        String result;

        result = getProperty("irc.identify.nick");

        //
        return result;
    }

    /**
     * Gets the identify password.
     *
     * @return the identify password
     */
    public String getIrcIdentifyPassword()
    {
        String result;

        result = getProperty("irc.identify.password");

        //
        return result;
    }

    /**
     * Gets the name.
     *
     * @return the name
     */
    public String getIrcName()
    {
        String result;

        result = getProperty("irc.name");

        //
        return result;
    }

    /**
     * Gets the irc port.
     *
     * @return the irc port
     */
    public Integer getIrcPort()
    {
        Integer result;

        result = HebdobotUtils.toInteger(getProperty("irc.port"));

        //
        return result;
    }

    /**
     * Gets the notify cron.
     *
     * @param notifyName
     *            the notify name
     * @return the notify cron
     */
    public String getNotifyCron(final String notifyName)
    {
        String result;

        result = getProperty("notify." + notifyName + ".cron");

        //
        return result;
    }

    /**
     * Gets the notify image file.
     *
     * @param notifyName
     *            the notify name
     * @return the notify image file
     */
    public String getNotifyImage(final String notifyName)
    {
        String result;

        result = getProperty("notify." + notifyName + ".image");

        //
        return result;
    }

    /**
     * Gets the notify irc message.
     *
     * @param notifyName
     *            the notify name
     * @return the notify irc message
     */
    public String getNotifyIrcMessage(final String notifyName)
    {
        String result;

        result = getProperty("notify." + notifyName + ".irc");

        //
        return result;
    }

    /**
     * Gets the notification names.
     *
     * @return the notification names
     */
    public StringSet getNotifyNames()
    {
        StringSet result;

        result = new StringSet();

        for (Object key : this.keySet())
        {
            String propertyName = (String) key;

            if (propertyName.startsWith("notify."))
            {
                String notifyName = propertyName.split("\\.")[1];
                result.add(notifyName);
            }
        }

        //
        return result;
    }

    /**
     * Gets the notify twitter message.
     *
     * @param notifyName
     *            the notify name
     * @return the notify twitter message
     */
    public String getNotifyTwitterMessage(final String notifyName)
    {
        String result;

        result = getProperty("notify." + notifyName + ".twitter");

        //
        return result;
    }

    /**
     * Gets the private bin url.
     *
     * @return the private bin url
     */
    public URL getPrivatebinUrl()
    {
        URL result;

        try
        {
            String value = getProperty("privatebin.url");
            result = new URL(value);
        }
        catch (MalformedURLException exception)
        {
            result = null;
        }

        //
        return result;
    }

    /**
     * Gets the review directory.
     *
     * @return the review directory
     */
    public String getReviewDirectory()
    {
        String result;

        result = getProperty("review.directory");

        //
        return result;
    }

    /**
     * Gets the review file suffix.
     *
     * @return the review file suffix
     */
    public String getReviewFileSuffix()
    {
        String result;

        result = getProperty("review.file.suffix");

        //
        return result;
    }

    /**
     * Gets the review wait time.
     *
     * @return the review wait time
     * @throws HebdobotException
     *             the Hebdobot exception
     */
    public LocalTime getReviewWaitTime() throws HebdobotException
    {
        LocalTime result;

        String value = getProperty("review.waittime");

        if ((!StringUtils.isBlank(value)) && (value.matches(TIME_PATTERN)))
        {
            result = LocalTime.parse(value, DateTimeFormatter.ofPattern("HH'h'mm"));
        }
        else
        {
            result = null;
        }

        //
        return result;
    }

    /**
     * Gets the twitter access token.
     *
     * @return the twitter access token
     */
    public String getTwitterAccessToken()
    {
        String result;

        result = getProperty("twitter.accessToken");

        //
        return result;
    }

    /**
     * Gets the twitter access token secret.
     *
     * @return the twitter access token secret
     */
    public String getTwitterAccessTokenSecret()
    {
        String result;

        result = getProperty("twitter.accessTokenSecret");

        //
        return result;
    }

    /**
     * Gets the twitter consumer key.
     *
     * @return the twitter consumer key
     */
    public String getTwitterConsumerKey()
    {
        String result;

        result = getProperty("twitter.consumerKey");

        //
        return result;
    }

    /**
     * Gets the twitter consumer secret.
     *
     * @return the twitter consumer secret
     */
    public String getTwitterConsumerSecret()
    {
        String result;

        result = getProperty("twitter.consumerSecret");

        //
        return result;
    }

    /**
     * Checks if is valid.
     *
     * @return true, if is valid
     */
    public boolean isValid()
    {
        boolean result;

        if ((getProperty("review.waittime") != null) && (!getProperty("review.waittime").matches(TIME_PATTERN)))
        {
            result = false;
        }
        else if ((getProperty("irc.identify.nick") != null) && (getProperty("irc.identify.password") == null))
        {
            result = false;
        }
        else if ((getProperty("irc.identify.nick") == null) && (getProperty("irc.identify.password") != null))
        {
            result = false;
        }
        else
        {
            result = true;
        }

        //
        return result;
    }
}