index.js

/**
 * Created by the Ikari development team.
 * Discord Support: https://dsc.gg/ikaridevelopment
 */

const ms = require('ms');
const fetch = require('node-fetch');
const Discord = require('discord.js');
const client = new Discord.Client();

const config = require('./config.json');

/**
 * This function is used to update statistics channel
 */
const updateChannel = async () => {

    // Fetch statistics from mcapi.us
    const res = await fetch(`https://mcapi.us/server/status?ip=${config.ipAddress}${config.port ? `&port=${config.port}` : ''}`);
    if (!res) {
        const statusChannelName = `【🛡】Status: Offline`;
        client.channels.cache.get(config.statusChannel).setName(statusChannelName);
        return false;
    }
    // Parse the mcapi.us response
    const body = await res.json();

    // Get the current player count, or set it to 0
    const players = body.players.now;

    // Get the server status
    const status = (body.online ? "Online" : "Offline");

    // Generate channel names
    const playersChannelName = `【👥】Players: ${players}`;
    const statusChannelName = `【🛡】Status: ${status}`;

    // Update channel names
    client.channels.cache.get(config.playersChannel).setName(playersChannelName);
    client.channels.cache.get(config.statusChannel).setName(statusChannelName);

    return true;
};

client.on('ready', () => {
    console.log(`Ready. Logged as ${client.user.tag}.`);
    setInterval(() => {
        updateChannel();
    }, ms(config.updateInterval));
});

client.on('message', async (message) => {

    if(message.content === `${config.prefix}force-update`){
        if (!message.member.hasPermission('MANAGE_MESSAGES')) {
            return message.channel.send('Only server moderators can run this command!');
        }
        const sentMessage = await message.channel.send("Updating the channels, please wait...");
        await updateChannel();
        sentMessage.edit("Channels were updated successfully!");
    }

    if(message.content === `${config.prefix}stats`){
        const sentMessage = await message.channel.send("Fetching statistics, please wait...");

        // Fetch statistics from mcapi.us
        const res = await fetch(`https://mcapi.us/server/status?ip=${config.ipAddress}${config.port ? `&port=${config.port}` : ''}`);
        if (!res) return message.channel.send(`Looks like your server is not reachable... Please verify it's online and it isn't blocking access!`);
        // Parse the mcapi.us response
        const body = await res.json();

        if (body.favicon && typeof body.favicon === 'string') {
            const attachment = new Discord.MessageAttachment(Buffer.from(body.favicon.substr('data:image/png;base64,'.length), 'base64'), "icon.png");

            const embed = new Discord.MessageEmbed()
                .setAuthor(config.ipAddress)
                .attachFiles(attachment)
                .setThumbnail("attachment://icon.png")
                .addField("Version", body.server.name)
                .addField("Connected", `${body.players.now} players`)
                .addField("Maximum", `${body.players.max} players`)
                .addField("Status", (body.online ? "Online" : "Offline"))
                .setColor("#FF0000")
                .setFooter("Ikari Development Team - Bot Source");

            sentMessage.edit(`:chart_with_upwards_trend: Here are the stats for **${config.ipAddress}**:`, { embed });
        } else {
            const embed = new Discord.MessageEmbed()
                .setAuthor(config.ipAddress)
                .addField("Version", body.server.name)
                .addField("Connected", `${body.players.now} players`)
                .addField("Maximum", `${body.players.max} players`)
                .addField("Status", (body.online ? "Online" : "Offline"))
                .setColor("#FF0000")
                .setFooter("Ikari Development Team - Bot Source");

            sentMessage.edit(`:chart_with_upwards_trend: Here are the stats for **${config.ipAddress}**:`, { embed });
        }
    }
});

client.login(config.token);