/** **************************************
 *
 *   Help: Plugin for PokeBot that guides the user on how to use the bot.
 *   Copyright (C) 2018 TheEdge, jtsshieh, Alee
 *
 *   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/>.
 *
 * *************************************/

exports.run = (bot, msg, args) => {
  const { RichEmbed } = require('discord.js');
  if (!args[0]) {
    const embed = new RichEmbed();
    embed
      .setColor (0x00ae86)
      .setDescription('Notice: When using a command do not include "<" and ">".\n(Example: p:suggest Test)')
      .setFooter('PokeBot Beta');

    const categories = Array.from(bot.categories.keys());
    categories.forEach(x => {
      let cat = '';
      const commands = bot.categories.get(x);
      commands.forEach(cmd => {
        const command = bot.commands.get(x).get(cmd);
        cat += `**${command.help.name}**\n`;
      });
      embed.addField(x, cat);
    });
    msg.channel.send({ embed });
  }
  else {
    const embed = new RichEmbed();
    embed
      .setColor (0x00ae86)
      .setDescription('Notice: When using a command do not include "<" and ">".\n(Example: p:suggest Test)')
      .setFooter('PokeBot Beta');

    const categories = Array.from(bot.categories.keys());
    categories.forEach(x => {
      const commands = bot.categories.get(x);
      commands.forEach(cmd => {
        const command = bot.commands.get(x).get(cmd);
        if (command.help.name == args[1]) {
          const usage = command.help.usage ? `*${command.help.usage}* ` : '*none*';
          embed.addField('Name', command.help.name, true);
          embed.addField('Description', command.help.description, true);
          embed.addField('Usage', usage, true);
          embed.addField('Aliases', command.conf.aliases, true);
          msg.channel.send({ embed });
        }
      });
    });
  }
};

exports.conf = {
  aliases: [],
  guildOnly: true,
};

exports.help = {
  name: 'help',
  description: 'Displays this help message.',
};