Basic help command

commands/utility/help.js

@@ -0,0 +1,115 @@
+import { SlashCommandBuilder, EmbedBuilder } from 'discord.js';
+import fs from 'node:fs';
+
+const { ownerId, prefix } = process.env;
+const prefixs = prefix.split(',');
+
+export default {
+	data: new SlashCommandBuilder()
+		.setName('help')
+		.setDescription('Displays a list of commands or information about a command.'),
+	category: 'utility',
+	async execute(interaction, args, client) {
+		if (args[0]) {
+			const command = client.commands.get(args[0]);
+			const description = Object.assign({
+				content: 'No description available.',
+				usage: '',
+				examples: [],
+				fields: [],
+			}, command.data);
+
+			const usage = command.data.options.map(cmd => {
+				console.log(cmd);
+				let type = 'String';
+				const constructorName = cmd.constructor.name.toLowerCase();
+				console.log(constructorName);
+				if (constructorName.includes('boolean')) {
+					type = 'True/False';
+				}
+				else if (constructorName.includes('mentionable')) {
+					type = 'User';
+				}
+				else if (constructorName.includes('attachment')) {
+					type = 'Attachment';
+				}
+
+				return `[${cmd.name}: ${type}]`;
+			});
+
+			const embed = new EmbedBuilder()
+				.setColor(interaction.member ? interaction.member.displayHexColor : 'NAVY')
+				.setTitle(`\`${prefixs[0]}${command.data.name} ${usage.join(' ')}\``)
+				.addFields(
+					{ name: 'Description', value: description.description },
+				)
+				.setFooter({ text: `All the available prefix: ${prefixs.join(' | ')}` });
+
+			for (const field of description.fields) embed.addFields({ name: field.name, value: field.value });
+
+			if (description.examples.length) {
+				const text = `${prefixs[0]}${command.alias[0]}`;
+				embed.addFields({ name: 'Examples', value: `\`${text} ${description.examples.join(`\`\n\`${text} `)}\``, inline: true });
+			}
+
+			if (command.alias) {
+				if (command.alias.length > 1) {
+					embed.addField({ name: 'Aliases', value: `\`${command.alias.join('` `')}\``, inline: true });
+				}
+
+			}
+			if (command.userPermissions) {
+				embed.addField({ name: 'User permission', value: `\`${command.userPermissions.join('` `')}\``, inline: true });
+			}
+
+			if (command.clientPermissions) {
+				embed.addField({ name: 'Bot permission', value: `\`${command.clientPermissions.join('` `')}\``, inline: true });
+			}
+
+			if (fs.existsSync(`./asset/img/command/${command.category}/${command.data.name}.png`)) {
+				embed.attachFiles(`./asset/img/command/${command.category}/${command.data.name}.png`);
+				embed.setImage(`attachment://${command.data.name}.png`);
+			}
+			return interaction.reply({ embeds: [embed] });
+		}
+		else {
+			const embed = new EmbedBuilder()
+				.setColor(interaction.member ? interaction.member.displayHexColor : 'NAVY')
+				.addFields({ name: 'Command List', value: `This is a list of commands.\nTo view details for a command, do \`${prefixs[0]}help <command>\`.` })
+				.setFooter({ text: `All the available prefix: ${prefixs.join('| ')}` });
+
+			const object = { };
+			for (const command of client.commands.values()) {
+				if (object[command.category]) {
+					object[command.category].push(command.data.name);
+				}
+				else {
+					object[command.category] = [ command.data.name ];
+				}
+			}
+
+			for (const category in object) {
+				console.log(category);
+				let title;
+				if (interaction.user.id == ownerId) {
+					title = {
+						fun: '🎉\u2000Fun',
+						utility: '🔩\u2000Utility',
+						admin: '⚡\u2000Admin',
+						owner: '🛠️\u2000Owner',
+					}[category];
+				}
+				else {
+					title = {
+						fun: '🎉\u2000Fun',
+						utility: '🔩\u2000Utility',
+						admin: '⚡\u2000Admin',
+					}[category];
+				}
+
+				embed.addFields({ name: title, value: `\`${object[category].join('` `')}\`` });
+			}
+			return interaction.reply({ embeds: [embed] });
+		}
+	},
+};