help.js

const { Command } = require('discord-akairo');
	
const fs = require('fs');
	
 
	
class HelpCommand extends Command {
	
	constructor() {
	
		super('help', {
	
			aliases: ['help', 'halp', 'h'],
	
			category: 'utility',
	
			clientPermissions: ['EMBED_LINKS'],
	
			args: [
	
				{
	
					id: 'command',
	
					type: 'commandAlias',
	
					prompt: {
	
						start: 'Which command do you need help with?',
	
						retry: 'Please provide a valid command.',
	
						optional: true
	
					},
	
					match: 'rest'
	
				}
	
			],
	
			description: {
	
				content: 'Displays a list of commands or information about a command.',
	
				usage: '[command]',
	
				examples: ['', 'say', 'tag']
	
			}
	
		});
	
	}
	
 
	
	exec(message, { command }) {
	
		if (!command) return this.execCommandList(message);
	
 
	
		const description = Object.assign({
	
			content: 'No description available.',
	
			usage: '',
	
			examples: [],
	
			fields: []
	
		}, command.description);
	
 
	
		const embed = this.client.util.embed()
	
			.setColor(message.member ? message.member.displayHexColor : 'NAVY')
	
			.setTitle(`\`${this.client.commandHandler.prefix[0]}${command.aliases[0]} ${description.usage}\``)
	
			.addField('Description', description.content)
	
			.setFooter(`All the available prefix: ! `);
	
 
	
		for (const field of description.fields) embed.addField(field.name, field.value);
	
 
	
		if (description.examples.length) {
	
			const text = `${this.client.commandHandler.prefix[0]}${command.aliases[0]}`;
	
			embed.addField('Examples', `\`${text} ${description.examples.join(`\`\n\`${text} `)}\``, true);
	
		}
	
 
	
		if (command.aliases.length > 1) {
	
			embed.addField('Aliases', `\`${command.aliases.join('` `')}\``, true);
	
		}
	
 
	
		if (command.userPermissions) {
	
			embed.addField('User permission', `\`${command.userPermissions.join('` `')}\``, true);
	
		}
	
 
	
		if (command.clientPermissions) {
	
			embed.addField('Bot permission', `\`${command.clientPermissions.join('` `')}\``, true);
	
		}
	
 
	
		if (command.contentParser.flagWords.length) {
	
			embed.addField('Command flags', `\`${command.contentParser.flagWords.join('` `')}\``, true);
	
		}
	
 
	
		if (command.contentParser.optionFlagWords.length) {
	
			embed.addField('Command options flags', `\`${command.contentParser.optionFlagWords.join('` `')}\``, true);
	
		}
	
 
	
		if (fs.existsSync(`./asset/img/command/${command.category.id}/${command.id}.png`)) {
	
			embed.attachFiles(`./asset/img/command/${command.category.id}/${command.id}.png`);
	
			embed.setImage(`attachment://${command.id}.png`);
	
		}
	
 
		message.delete()
		return message.channel.send({ embed });
	
	}
	
 
	
	async execCommandList(message) {
	
		const embed = this.client.util.embed()
	
			.setColor(message.member ? message.member.displayHexColor : 'NAVY')
	
			.addField('Command List',
	
				[
	
					'This is a list of commands.',
	
					`To view details for a command, do \`${this.client.commandHandler.prefix[0]}help <command>\`.`
	
                ])
	
                .setFooter(`All the available prefix: ! `);
	
 
	
		for (const category of this.handler.categories.values()) {
	
			let title;
	
			if (message.author.id == this.client.ownerID) {
	
				title = {
	
					general: '📝\u2000General',
	
					fun: '🎉\u2000Fun',
	
					minigame: '🕹\u2000Minigames (WIP)',
	
					images: '🖼\u2000Images',
	
					utility: '🔩\u2000Utility',
	
					admin: '⚡\u2000Admin',
	
					owner: '🛠️\u2000Owner',
	
				}[category.id];
	
			} else {
	
				title = {
	
					general: '📝\u2000General',
	
					fun: '🎉\u2000Fun',
	
					minigame: '🕹\u2000Minigames (WIP)',
	
					images: '🖼\u2000Images',
	
					utility: '🔩\u2000Utility',
	
					admin: '⚡\u2000Admin',
	
				}[category.id];
	
			}
	
 
	
			if (title) embed.addField(title, `\`${category.map(cmd => cmd.aliases[0]).join('` `')}\``);
	
		}
	
 
	
		const shouldReply = message.guild && message.channel.permissionsFor(this.client.user).has('SEND_MESSAGES');
	
 
	
		try {
	
			await message.author.send({ embed });
	
			if (shouldReply) return message.reply('I\'ve sent you a DM with the command list.');
			message.delete()
		} catch (err) {
			message.delete()
			if (shouldReply) return message.channel.send({ embed });
	
		}
	
 
	
		return undefined;
	
	}
	
}
	
 
	
module.exports = HelpCommand;