1 files changed, 107 insertions, 0 deletions
diff --git a/src/commands/info/helpCommand.ts b/src/commands/info/helpCommand.ts
new file mode 100644
index 0000000..30c2a21
--- /dev/null
+++ b/src/commands/info/helpCommand.ts
@@ -0,0 +1,107 @@
+import { Message, MessageEmbed } from 'discord.js';
+import { BushCommand } from '../../lib/extensions/BushCommand';
+import { stripIndent } from 'common-tags';
+import { ApplicationCommandOptionType } from 'discord-api-types';
+import { CommandInteraction } from 'discord.js';
+import { SlashCommandOption } from '../../lib/extensions/Util';
+
+export default class HelpCommand extends BushCommand {
+	constructor() {
+		super('help', {
+			aliases: ['help'],
+			description: {
+				content: 'Shows the commands of the bot',
+				usage: 'help',
+				examples: ['help']
+			},
+			clientPermissions: ['EMBED_LINKS'],
+			args: [
+				{
+					id: 'command',
+					type: 'commandAlias'
+				}
+			],
+			slashCommandOptions: [
+				{
+					type: ApplicationCommandOptionType.STRING,
+					name: 'command',
+					description: 'The command to get help for',
+					required: false
+				}
+			]
+		});
+	}
+
+	private generateEmbed(command?: BushCommand): MessageEmbed {
+		const prefix = this.handler.prefix;
+		if (!command) {
+			const embed = new MessageEmbed()
+				.addField(
+					'Commands',
+					stripIndent`A list of available commands.
+                    For additional info on a command, type \`${prefix}help <command>\`
+                `
+				)
+				.setFooter(
+					`For more information about a command use "${this.client.config.prefix}help <command>"`
+				)
+				.setTimestamp();
+			for (const category of this.handler.categories.values()) {
+				embed.addField(
+					`${category.id.replace(/(\b\w)/gi, (lc): string =>
+						lc.toUpperCase()
+					)}`,
+					`${category
+						.filter((cmd): boolean => cmd.aliases.length > 0)
+						.map((cmd): string => `\`${cmd.aliases[0]}\``)
+						.join(' ')}`
+				);
+			}
+			return embed;
+		} else {
+			const embed = new MessageEmbed()
+				.setColor([155, 200, 200])
+				.setTitle(
+					`\`${command.description.usage ? command.description.usage : ''}\``
+				)
+				.addField(
+					'Description',
+					`${command.description.content ? command.description.content : ''} ${
+						command.ownerOnly ? '\n__Owner Only__' : ''
+					}`
+				);
+
+			if (command.aliases.length > 1)
+				embed.addField('Aliases', `\`${command.aliases.join('` `')}\``, true);
+			if (command.description.examples && command.description.examples.length)
+				embed.addField(
+					'Examples',
+					`\`${command.description.examples.join('`\n`')}\``,
+					true
+				);
+			return embed;
+		}
+	}
+
+	public async exec(
+		message: Message,
+		{ command }: { command: BushCommand }
+	): Promise<void> {
+		await message.util.send(this.generateEmbed(command));
+	}
+
+	public async execSlash(
+		message: CommandInteraction,
+		{ command }: { command: SlashCommandOption<string> }
+	): Promise<void> {
+		if (command) {
+			await message.reply(
+				this.generateEmbed(
+					this.handler.findCommand(command.value) as BushCommand
+				)
+			);
+		} else {
+			await message.reply(this.generateEmbed());
+		}
+	}
+}