lbry-wunderbot/bot/modules/rolesetter.js

let config = require('config');
let botconfig = config.get('bot');
let rolelist = config.get('rolelist');
let inPrivate = require('../helpers.js').inPrivate;

exports.commands = [
  'addrole', // command that is in this file, every command needs it own export as shown below
  'delrole',
  'roles'
];

exports.addrole = {
  usage: '<role>',
  description: 'Adds you to specified role',
  process: function(bot, msg, suffix) {
    // Provide shortened syntax for the sake of code cleanliness
    let send = msgTxt => msg.channel.send(msgTxt);
    // Checks if the user has messaged the bot via Direct Message
    if (inPrivate(msg)) return send('You can not set roles in DMs! Please go to the Discord server to do this.');

    // Here the bot, msg and suffix is avaible, this function can be async if needed.
    // Make sure to eliminate case sensitivity, do this here to only perform the sweep once.
    let newrole = msg.guild.roles.find(role => role.name.toLowerCase() === suffix.toLowerCase());
    // Baserole is assumed to already be case accurate as it's handled in the config itself.
    let baserole = msg.guild.roles.find(item => item.name === rolelist.baserole);

    let rolecmd = botconfig.prefix + 'roles';

    // Checks if the user included a role in their message
    if (!suffix) return send('Please specify a role. Type ' + rolecmd + ' to see which you may add yourself!');
    // Checks if there is a matching role found on the server
    if (!newrole) return send('The role specified `' + suffix + '` does not exist on this server!');
    // Checks that the allowed roles and base role against the matched role's name, since this eliminates case sensitivity issues
    if (!rolelist.allowedroles.includes(newrole.name) && !rolelist.baserole.includes(newrole.name)) return send("That role isn't one you can add yourself to! Type " + rolecmd + ' command to find out which ones are allowed.');
    // Use the matched name to check against the member's existing roles
    if (msg.member.roles.find(item => item.name === newrole.name)) return send('It seems you already have the ' + newrole.name + ' role');

    // Assuming all these factors succeed, add the role
    msg.member.addRole(newrole).then(send(msg.member + ' has been added to the ' + newrole.name + ' role!'));

    // Check if a baserole is actually set
    if (!rolelist.baserole) return;
    // Confirm that the role exists on the server and if not then be sure to send a nag message
    if (!baserole) return send('The base role of ' + rolelist.baserole + ' has been set in config but is missing from the server');
    // Checks if the new role being added is the same as the baserole, then skips the messages below if this is the case.
    if (newrole == baserole) return;
    // Confirm if the user has the baserole already, including if it was added just now
    if (msg.member.roles.find(item => item.name === baserole.name)) return;
    // Add the base role and avoid spamming the user by only mentioning them in the previous message
    msg.member.addRole(baserole).then(send('We also added the base ' + rolelist.baserole + ' role for you!'));
  }
};
exports.delrole = {
  usage: '<role>',
  description: 'Deletes the specified role from your account',
  process: function(bot, msg, suffix) {
    // Provide shortened syntax for the sake of code cleanliness
    let send = msgTxt => msg.channel.send(msgTxt);
    // Checks if the user has messaged the bot via Direct Message
    if (inPrivate(msg)) return send('You can not set roles in DMs! Please go to the Discord server to do this.');
    // Here in the bot, msg and suffix are available, this function can be async if needed.
    // Make sure to eliminate case sensitivity, do this here to only perform the sweep once.
    let oldrole = msg.guild.roles.find(role => role.name.toLowerCase() === suffix.toLowerCase());
    let rolecmd = botconfig.prefix + 'roles';
    // Checks if the user included a role in their message
    if (!suffix) return send('Please specify a role. Type ' + rolecmd + ' to see which you may remove yourself!');
    // Checks if there is a matching role found on the server
    if (!oldrole) return send('The role specified `' + suffix + '` does not exist on this server!');
    // Checks that the allowed roles against the matched role's name, since this eliminates case sensitivity issues
    if (!rolelist.allowedroles.includes(oldrole.name)) return send("That role isn't one you can remove yourself! If you need it removed, please ask a moderator!");
    // Use the matched name to check against the member's existing roles
    if (!msg.member.roles.find(item => item.name === oldrole.name)) return send("It seems you don't actually have the " + oldrole.name + ' role! Mission accomplished!');

    // Assuming all these factors succeed, add the role
    msg.member.removeRole(oldrole).then(send(msg.member + ' has been removed from the ' + oldrole.name + ' role!'));
  }
};
exports.roles = {
  usage: '',
  description: 'displays roles you can give yourself',
  process: function(bot, msg, suffix) {
    let send = msgTxt => msg.channel.send(msgTxt);
    if (inPrivate(msg)) return send('You can not set roles in DMs! Please go to the Discord server to do this.');
    else {
      // Here in the bot, msg and suffix are available, this function can be async if needed.
      send({
        embed: {
          color: 3447003,
          title: 'Wunderbot',
          description: 'You have accessed the rolebot function of Wunderbot!',
          fields: [
            {
              name: 'List of roles',
              value: buildRoleString(rolelist.allowedroles) + '`' + rolelist.baserole + '`',
              inline: false
            },
            {
              name: 'How to add a role to yourself',
              value: '!addrole (role) - Adds a specified role to yourself.\n!addrole International would add the International role.',
              inline: false
            },
            {
              name: 'How to remove a role from yourself',
              value: '!delrole (role) - Removed a specified role from yourself.\n!delrole International would remove the International role.',
              inline: false
            },
            {
              name: 'NOTE',
              value: 'The LBRY-Curious role will be auto-added when you chose any of the available roles',
              inline: false
            }
          ],
          footer: {
            icon_url: msg.author.avatarURL,
            text: 'Requested by: ' + JSON.stringify(msg.author.username)
          }
        }
      });
    }
  }
};

function buildRoleString(roles) {
  let str = '';
  for (let i = 0; i < roles.length; i++) {
    str += '`' + roles[i] + '`' + '\n';
  }
  return str;
}