thaldrin/DiscordModules/General/help.js

const Command = require('../../src/structures/Command');
const { MessageEmbed } = require('discord.js');

module.exports = class Help extends Command {
	constructor() {
		super({
			name: 'help',
			description: 'View a list of available commands or information on a specific command.',
			aliases: [ 'h' ],
			module: 'General',
			cooldown: 0,
			guildOnly: false,
			developerOnly: false
		});
	}

	async command(ctx) {
		if (!ctx.args.length) {
			const commands = [
				[
					'General',
					ctx.client.commands
						.filter((command) => command.module == 'General')
						.map((command) => `${command.name}`)
						.join(' | ')
				],
				/* 	[
					'Images',
					ctx.client.commands
						.filter((command) => command.module == 'Images')
						.map((command) => `${command.name}`)
						.join(' | ')
				], */
				[
					'Images',
					ctx.client.commands
						.filter((command) => command.module == 'Images')
						.map((command) => `${command.name}`)
						.join(' | ')
				],
				[
					'Roleplay',
					ctx.client.commands
						.filter((command) => command.module == 'Roleplay')
						.map((command) => `${command.name}`)
						.join(' | ')
				],
				[
					'Settings',
					ctx.client.commands
						.filter((command) => command.module == 'Settings')
						.map((command) => `${command.name}`)
						.join(' | ')
				]
			];

			if (ctx.isDeveloper)
				commands.push([
					'Developers',
					ctx.client.commands
						.filter((command) => command.module == 'Developers')
						.map((command) => `${command.name}`)
						.join(' | ')
				]);

			return ctx.send({
				embed: {
					description: `Use \`'help command\` to get help on a specific command`,
					fields: commands.map((group) => {
						return new Object({
							name: group[0],
							value: group[1]
						});
					}),
					color: 0xff873f
				}
			});
		} else {
			const command = ctx.client.commands.find(
				(c) =>
					c.name == ctx.args[0].toLowerCase() || (c.aliases && c.aliases.includes(ctx.args[0].toLowerCase()))
			);

			let fields = [
				{
					name: 'Module',
					value: command.module,
					inline: true
				},
				{
					name: 'Aliases',
					value: command.aliases.length == 0 ? 'No aliases' : command.aliases.join(', '),
					inline: true
				},
				{
					name: 'Cooldown',
					value: command.cooldown == 0 ? 'No cooldown' : `${command.cooldown}s`,
					inline: true
				},
				{
					name: 'Server only?',
					value: command.guildOnly ? 'Yes' : 'No',
					inline: true
				},
				{
					name: 'Developers only?',
					value: command.developerOnly ? 'Yes' : 'No',
					inline: true
				}
			];

			if (!command)
				return ctx.send(`That command couldn't be found. See the \`help\` command for valid commands.`);

			let embed = new MessageEmbed()
				.setTitle(command.name)
				.setDescription(command.description)
				.setColor(0xff873f);
			fields.forEach((i) => {
				embed.addField(i.name, i.value, i.inline);
			});

			return ctx.send(embed);
		}
	}
};