nice

const Discord = require('discord.js');
const client = new Discord.Client();
var serverRoles = ['702378111404212325'];
var badgeRoles = ['702385897693249617'];

function checkRolesCategory(user, rolesList, categoryId) {
    var found = false;
    rolesList.forEach(role => {
        if(user.roles.cache.has(role)) {
            found = true;
            user.roles.add(categoryId);
        }
    });
    if(!found) {
        if(user.roles.cache.has(categoryId)) {
            user.roles.remove(categoryId);
        }
    }
}

client.once('ready', () => {
	console.log('Ready!');
});

client.on("guildMemberUpdate", function(oldMember, newMember){
    console.error(`a guild member changes - i.e. new role, removed role, nickname.`);
    console.log(newMember);
    checkRolesCategory(newMember, badgeRoles, "758814497615118366");
    checkRolesCategory(newMember, serverRoles, "758797211596619831");

});

client.login('NDgyMzcwMTQ0MzI1MjA2MDQx.W39oNA.MKreJ3gDMLuBLG97sIfrm2qYZNk');