From 8cfdf56c935bd64a59e411b219f2cb3b237e0937 Mon Sep 17 00:00:00 2001
From: Daniel Odendahl Jr <danielbodendahl@gmail.com>
Date: Tue, 5 Dec 2017 17:28:59 +0000
Subject: [PATCH] Math command is back again

---
 commands/number-edit/math.js | 30 ++++++++++++++++++++++++++++++
 package.json                 |  3 ++-
 2 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 commands/number-edit/math.js

diff --git a/commands/number-edit/math.js b/commands/number-edit/math.js
new file mode 100644
index 00000000..c041da5f
--- /dev/null
+++ b/commands/number-edit/math.js
@@ -0,0 +1,30 @@
+const { Command } = require('discord.js-commando');
+const math = require('mathjs');
+
+module.exports = class MathCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'math',
+			aliases: ['mathematics', 'solve'],
+			group: 'number-edit',
+			memberName: 'math',
+			description: 'Evaluates a math expression.',
+			args: [
+				{
+					key: 'expression',
+					prompt: 'What expression do you want to evaluate?',
+					type: 'string'
+				}
+			]
+		});
+	}
+
+	run(msg, { expression }) {
+		try {
+			const evaluated = math.eval(expression).toString();
+			return msg.say(evaluated).catch(() => msg.say('Invalid expression.'));
+		} catch (err) {
+			return msg.say('Invalid expression.');
+		}
+	}
+};
diff --git a/package.json b/package.json
index 7a76cf17..28b5890e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "xiaobot",
-	"version": "56.0.1",
+	"version": "56.1.0",
 	"description": "Your personal server companion.",
 	"main": "XiaoBot.js",
 	"scripts": {
@@ -37,6 +37,7 @@
 		"discord.js": "github:hydrabolt/discord.js",
 		"discord.js-commando": "github:dragonfire535/discord.js-commando#default-functions",
 		"erlpack": "github:discordapp/erlpack",
+		"mathjs": "^3.17.0",
 		"node-opus": "^0.2.7",
 		"snekfetch": "^3.6.0",
 		"uws": "^8.14.1",