Mirror Command

README.md

@@ -132,7 +132,7 @@ in the appropriate channel's topic to use it.
 
 ## Commands
 
-Total: 386
+Total: 387
 
 ### Utility:
 
@@ -422,6 +422,7 @@ Total: 386
 * **ifunny:** Draws an image with the iFunny logo.
 * **invert:** Draws an image or a user's avatar but inverted.
 * **minecraft-skin:** Sends the Minecraft skin for a user.
+* **mirror:** Draws an image or a user's avatar but mirrored on the X/Y axis (or both).
 * **needs-more-jpeg:** Draws an image or a user's avatar as a low quality JPEG.
 * **newspaper:** Creates a fake newspaper with the headline and body of your choice.
 * **pixelize:** Draws an image or a user's avatar pixelized.

commands/edit-image/mirror.js

@@ -0,0 +1,61 @@
+const Command = require('../../structures/Command');
+const { createCanvas, loadImage } = require('canvas');
+const request = require('node-superfetch');
+const { list } = require('../../util/Util');
+const types = ['x', 'y', 'both'];
+
+module.exports = class MirrorCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'mirror',
+			group: 'edit-image',
+			memberName: 'mirror',
+			description: 'Draws an image or a user\'s avatar but mirrored on the X/Y axis (or both).',
+			throttling: {
+				usages: 1,
+				duration: 10
+			},
+			clientPermissions: ['ATTACH_FILES'],
+			args: [
+				{
+					key: 'type',
+					prompt: `What axis do you want to mirror? Either ${list(types, 'or')}.`,
+					type: 'string',
+					oneOf: types,
+					parse: type => type.toLowerCase()
+				},
+				{
+					key: 'image',
+					prompt: 'What image would you like to edit?',
+					type: 'image',
+					default: msg => msg.author.displayAvatarURL({ format: 'png', size: 512 })
+				}
+			]
+		});
+	}
+
+	async run(msg, { type, image }) {
+		try {
+			const { body } = await request.get(image);
+			const data = await loadImage(body);
+			const canvas = createCanvas(data.width, data.height);
+			const ctx = canvas.getContext('2d');
+			if (type === 'x') {
+				ctx.translate(canvas.width, 0);
+				ctx.scale(-1, 1);
+			} else if (type === 'y') {
+				ctx.translate(0, canvas.height);
+				ctx.scale(1, -1);
+			} else if (type === 'both') {
+				ctx.translate(canvas.width, canvas.height);
+				ctx.scale(-1, -1);
+			}
+			ctx.drawImage(data, 0, 0);
+			const attachment = canvas.toBuffer();
+			if (Buffer.byteLength(attachment) > 8e+6) return msg.reply('Resulting image was above 8 MB.');
+			return msg.say({ files: [{ attachment, name: 'mirror.png' }] });
+		} catch (err) {
+			return msg.reply(`Oh no, an error occurred: \`${err.message}\`. Try again later!`);
+		}
+	}
+};

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "xiao",
-	"version": "113.2.0",
+	"version": "113.3.0",
 	"description": "Your personal server companion.",
 	"main": "Xiao.js",
 	"scripts": {