/*
 * Copyright (C) 2016-2020 phantombot.github.io/PhantomBot
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

(function() {
    var winGainPercent = $.getSetIniDbNumber('discordGambling', 'winGainPercent', 30),
        winRange = $.getSetIniDbNumber('discordGambling', 'winRange', 50),
        max = $.getSetIniDbNumber('discordGambling', 'max', 100),
        min = $.getSetIniDbNumber('discordGambling', 'min', 5),
        gain = Math.abs(winGainPercent / 100);

    /**
     * @function reloadGamble
     */
    function reloadGamble() {
        winGainPercent = $.getIniDbNumber('discordGambling', 'winGainPercent');
        winRange = $.getIniDbNumber('discordGambling', 'winRange');
        max = $.getIniDbNumber('discordGambling', 'max');
        min = $.getIniDbNumber('discordGambling', 'min');
        gain = Math.abs(winGainPercent / 100);
    }

    /**
     * @function gamble
     *
     * @param {int amout}
     * @param {string} sender
     */
    function gamble(channel, sender, mention, username, amount) {
        var winnings = 0,
            winSpot = 0,
            range = $.randRange(1, 100);

        if ($.getUserPoints(sender) < amount) {
            $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.need.points', $.pointNameMultiple));
            return;
        }

        if (max < amount) {
            $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.error.max', $.getPointsString(max)));
            return;
        }

        if (min > amount) {
            $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.error.min', $.getPointsString(min)));
            return;
        }

        if (range <= winRange) {
            $.discord.say(channel, $.lang.get('discord.gambling.lost', $.discord.userPrefix(mention), range, $.getPointsString(amount), $.getPointsString($.getUserPoints(sender) - amount), $.gameMessages.getLose(username, 'gamble')));
            $.inidb.decr('points', sender, amount);
        } else {
            winSpot = (range - winRange + 1);
            winnings = Math.floor(amount + ((amount + winSpot) * gain));
            $.discord.say(channel, $.lang.get('discord.gambling.won', $.discord.userPrefix(mention), range, $.getPointsString(winnings), $.getPointsString($.getUserPoints(sender) + (winnings - amount)), $.gameMessages.getWin(username, 'gamble')));
            $.inidb.decr('points', sender, amount);
            $.inidb.incr('points', sender, winnings);
        }
    }

    /**
     * @event discordChannelCommand
     */
    $.bind('discordChannelCommand', function(event) {
        var sender = event.getSender(),
            channel = event.getDiscordChannel(),
            command = event.getCommand(),
            mention = event.getMention(),
            args = event.getArgs(),
            action = args[0],
            subAction = args[1];

        /**
         * @discordcommandpath gamble [amount] - Gamble your points.
         */
        if (command.equalsIgnoreCase('gamble')) {
            if (isNaN(parseInt(action))) {
                $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.usage'));
            } else {
                var twitchName = $.discord.resolveTwitchName(event.getSenderId());
                if (twitchName !== null) {
                    gamble(channel, twitchName, mention, sender, parseInt(action));
                } else {
                    $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.accountlink.usage.nolink'));
                }
            }
        }

        if (command.equalsIgnoreCase('gambling')) {
            if (action === undefined) {
                $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.main.usage'));
                return;
            }

            /**
             * @discordcommandpath gambling setmax [amount] - Set how many points people can gamble.
             */
            if (action.equalsIgnoreCase('setmax')) {
                if (isNaN(parseInt(subAction))) {
                    $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.set.max.usage'));
                    return;
                }
                max = parseInt(subAction);
                $.inidb.set('discordGambling', 'max', max);
                $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.set.max', $.getPointsString(max)));
            }

            /**
             * @discordcommandpath gambling setmin [amount] - Set the minimum amount of points people can gamble.
             */
            if (action.equalsIgnoreCase('setmin')) {
                if (isNaN(parseInt(subAction))) {
                    $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.set.min.usage'));
                    return;
                }
                min = parseInt(subAction);
                $.inidb.set('discordGambling', 'min', min);
                $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.set.min', $.getPointsString(min)));
            }

            /**
             * @discordcommandpath gambling setwinningrange [range] - Set the winning range from 0-100. The higher the less of a chance people have at winning.
             */
            if (action.equalsIgnoreCase('setwinningrange')) {
                if (isNaN(parseInt(subAction))) {
                    $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.win.range.usage'));
                    return;
                }
                winRange = parseInt(subAction);
                $.inidb.set('discordGambling', 'winRange', winRange);
                $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.win.range', parseInt(winRange) + 1, winRange));
            }

            /**
             * @discordcommandpath gambling setgainpercent [amount in percent] - Set the winning gain percent.
             */
            if (action.equalsIgnoreCase('setgainpercent')) {
                if (isNaN(parseInt(subAction))) {
                    $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.percent.usage'));
                    return;
                }
                winGainPercent = parseInt(subAction);
                $.inidb.set('discordGambling', 'winGainPercent', winGainPercent);
                $.discord.say(channel, $.discord.userPrefix(mention) + $.lang.get('discord.gambling.percent', winGainPercent));
            }
        }
    });

    /**
     * @event initReady
     */
    $.bind('initReady', function() {
        $.discord.registerCommand('./games/gambling.js', 'gamble', 0);
        $.discord.registerCommand('./games/gambling.js', 'gambling', 1);
        $.discord.registerSubCommand('gambling', 'setmax', 1);
        $.discord.registerSubCommand('gambling', 'setmin', 1);
        $.discord.registerSubCommand('gambling', 'setwinningrange', 1);
        $.discord.registerSubCommand('gambling', 'setgainpercent', 1);
    });

    /**
     * @event webPanelSocketUpdate
     */
    $.bind('webPanelSocketUpdate', function(event) {
        if (event.getScript().equalsIgnoreCase('./discord/games/gambling.js')) {
            reloadGamble();
        }
    });
})();