decode base64

commands/text-edit/base64.js

@@ -1,5 +1,6 @@
 const { Command } = require('discord.js-commando');
-const { base64 } = require('../../util/Util');
+const { list, base64 } = require('../../util/Util');
+const modes = ['encode', 'decode'];
 
 module.exports = class Base64Command extends Command {
 	constructor(client) {
@@ -9,7 +10,18 @@ module.exports = class Base64Command extends Command {
 			group: 'text-edit',
 			memberName: 'base64',
 			description: 'Converts text to Base64.',
+			details: `**Modes**: ${modes.join(', ')}`,
 			args: [
+				{
+					key: 'mode',
+					prompt: `Would you like to ${list(modes, 'or')}?`,
+					type: 'string',
+					validate: mode => {
+						if (modes.includes(mode.toLowerCase())) return true;
+						return `Invalid mode, please enter either ${list(modes, 'or')}.`;
+					},
+					parse: mode => mode.toLowerCase()
+				},
 				{
 					key: 'text',
 					prompt: 'What text would you like to convert to Base64?',
@@ -23,7 +35,7 @@ module.exports = class Base64Command extends Command {
 		});
 	}
 
-	run(msg, { text }) {
-		return msg.say(base64(text));
+	run(msg, { mode, text }) {
+		return msg.say(base64(text, mode));
 	}
 };