ZombieWatch.js

const channel = '489246833567203337';
const color = Math.floor(Math.random() * 0xFFFFFF);

module.exports = class ZombieWatch {
    constructor(bot) {
        this.bot = bot;
        this.bot.on('ready', this.initialize.bind(this));
    }

    async initialize() {
        this.send({
            title: `Greetings!`,
            description: `My name is **0x${this.color}**, and I will be your Zombie Watcher for this evening.`
        });

        this.interval = setInterval(this.report.bind(this), 1000 * 60 * 10); // every 10 minutes, adjust as needed
    }
    get color() {
        return color.toString(16).toUpperCase();
    }

    async send(embed) {
        embed.color = color;
        await this.bot.createMessage(channel, {
            embed
        });
    }

    async report() {
        await this.send({
            description: `Hello! This is 0x${this.color} checking in.`
        });
    }
}