ready.js

const { EmbedBuilder, Client, Events } = require('discord.js');

module.exports = {
	name: Events.ClientReady,
	/**
	 * @param {Client} client
	 * @param {Client} _client
	 */
	async execute(client, _client) {
		// prevent internals to perform actions on invalid data
		await require('../utils/initialize_db')(client);


		console.log(`${client.user.tag} is up and ready to go!`);

		// Set presence
		//
		// This only needs to be ran once on startup,
		// to avoid having multiple intervals changing presence.
		function *presenceGen() {
			let presenceList = [
				{ status: "boopy cry", type: "WATCHING" },					
			];
			let i = 0;
			while(true) {
				yield presenceList[i];

				if(i == (presenceList.length - 1)) { i = 0; }
				else { i++; }
			}
		}

		const presences = presenceGen();
		const firstActivity = presences.next().value;
		client.user.setActivity(firstActivity.status, { type: firstActivity.type });

		setInterval(() => {
			const activity = presences.next().value;
			client.user.setActivity(activity.status, { type: activity.type });
		}, 20000);
	}
};