index.js

/**
 * @author Harry Kruger
 * @copyright 2020 Harry Kruger
 */

// todo: add auto config
const dotenv = require('dotenv');

// the default client options
const clientOptionsDefaults = {
    token: undefined,
    logChannel: undefined
};

// error for when a log channel is provided that isent found.
class missingLogChannelError extends Error {
    constructor() {
        super('Log Channel not found.');
        this.name = 'missingLogChannel';
    };
};

const colors = {
    green: 0x84ed47
}

module.exports = {
    Handler: class Handler 
    
    {
        /**
        * Cool class
        * @param Discord The discord module
        */
        constructor(Discord) {
            if (Discord == undefined) {
                Discord = require('discord.js');
            };
            this.Discord = Discord;
            // the embed for when the bot is ready
            const logChannelReadyEmbed = new this.Discord.RichEmbed({
                title: 'Bot Ready',
                color: colors.green
            })
            class Client extends Discord.Client {
                /**
                * Nice class
                * @param opts {ClientOptions} The options for the Client
                 */
                constructor(opts) {
                    super();
                    // sets unset values to defaults
                    this.opts = clientOptionsDefaults;
                    this.opts = Object.assign(this.opts, opts);
                    // checks if a token is provided
                    if (opts.token) {
                        this.on('ready', () => {
                            console.log(`${this.user.username} is ready`);
                            // checks if log channel is a option

                            if (opts.logChannel) {
                                // gets the log channel
                                const logChannel = this.channels.get(opts.logChannel.toString());
                                // checks if its a valid log channel
                                if (logChannel) {
                                    logChannelReadyEmbed.setDescription(`${this.user.username} is ready.`);
                                } else {
                                    throw new missingLogChannelError();
                                };
                            }
                        });
                        this.login(this.opts.token);
                    };
                };
            }
            this.Discord.Client = Client;
        };
    }
};