/** **************************************
 *
 *   Claim: Plugin for PokeBot that powers the PokeWorld gym system.
 *   Copyright (C) 2018 TheEdge, jtsshieh, Alee
 *
 *   Licensed under the Open Software License version 3.0
 *
 * *************************************/

exports.run = async (bot, msg) => {
  const isWhitelist = await bot.plugins.whitelist.isWhitelist(msg.guild.id);
  if (!isWhitelist) {
    return msg.reply('This command is still in testing. Only whitelisted servers can use this command. Sorry!');
  }

  if (!msg.channel.name.startsWith('gym-')) {
    return msg.reply('Go into one of the gym channels and try again.');
  }

  if (!bot.plugins.gyms.isOwned(msg.channel.topic)) {
    const team = bot.plugins.gyms.getTeam(msg.member);
    if (!team) {
      return msg.reply('You have to join a team before you can claim a gym.');
    }
    msg.reply('Alright, you have claimed this gym as yours! Be ready to battle anyone who approaches you');
    return msg.channel.setTopic(bot.plugins.gyms.getGymString(bot, msg.member));
  }

  const team = bot.plugins.gyms.getTeam(msg.member);
  if (!team) {
    return msg.reply('You have to join a team before you can claim a gym.');
  }

  const owner = bot.plugins.gyms.getOwnerId(msg.channel.topic);
  if (msg.guild.members.find('id', owner).roles.find('name', team)) {
    return msg.reply('Don\'t try battling your own team. They won\'t like you.');
  }

  if (bot.gyms.get(msg.channel.id) != null) {
    return msg.reply('Nope, someone is already battling the gym.');
  }

  msg.channel.send(`<@${ owner }>, come here as ${ msg.member.displayName } wants to battle you.`);

  const func = async mess => {
    if (mess.channel != msg.channel) {
      return;
    }
    if (!mess.embeds[0] &&
        !mess.embeds[0].description &&
        !mess.embeds[0].description.split('\n')[0] &&
        !mess.embeds[0].description.split('\n')[0].split(' ')[0]
    ) {
      return;
    }

    const field = mess.embeds[0].description.split('\n')[0].split(' ')[0];
    const user = msg.guild.members.find(member => member.user.username === field);
    if (!user) {
      return;
    }
    if (user.id == owner) {
      await msg.channel.send('The owner has not been defeated!');
    } else if (user.id == msg.author.id) {
      await msg.channel.send('The owner has been defeated! Transferring gym!');
      await msg.channel.setTopic(bot.plugins.gyms.getGymString(bot, msg.member));
    } else {
      return;
    }
    bot.gyms.set(msg.channel.id, null);
    bot.removeListener('message', func);
  };
  bot.gyms.set(msg.channel.id, func);
  bot.on('message', func);
};

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

exports.help = {
  name: 'claim',
  description: 'Claim a gym.'
};