Make meme generator use pictures users send instead of a database

commands/image-edit/meme-gen.js

@@ -1,5 +1,9 @@
 const Command = require('../../structures/Command');
+const { createCanvas, loadImage, registerFont } = require('canvas');
 const request = require('node-superfetch');
+const path = require('path');
+const { wrapText } = require('../../util/Canvas');
+registerFont(path.join(__dirname, '..', '..', 'assets', 'fonts', 'Impact.ttf'), { family: 'Impact' });
 
 module.exports = class MemeGenCommand extends Command {
 	constructor(client) {
@@ -9,38 +13,58 @@ module.exports = class MemeGenCommand extends Command {
 			group: 'image-edit',
 			memberName: 'meme-gen',
 			description: 'Sends a meme with the text and background of your choice.',
+			throttling: {
+				usages: 1,
+				duration: 10
+			},
 			clientPermissions: ['ATTACH_FILES'],
 			args: [
-				{
-					key: 'type',
-					prompt: 'What meme type do you want to use?',
-					type: 'string',
-					parse: type => encodeURIComponent(type)
-				},
 				{
 					key: 'top',
-					prompt: 'What should the top row of the meme to be?',
+					prompt: 'What should the something to believe in be?',
 					type: 'string',
-					max: 200,
-					parse: top => encodeURIComponent(top)
+					max: 50
 				},
 				{
 					key: 'bottom',
-					prompt: 'What should the bottom row of the meme to be?',
+					prompt: 'What should believing result in (e.g. sacrificing everything)?',
 					type: 'string',
-					max: 200,
-					parse: bottom => encodeURIComponent(bottom)
+					max: 50
+				},
+				{
+					key: 'image',
+					prompt: 'What image would you like to edit?',
+					type: 'image',
+					default: msg => msg.author.displayAvatarURL({ format: 'png', size: 2048 })
 				}
 			]
 		});
 	}
 
-	async run(msg, { type, top, bottom }) {
+	async run(msg, { top, bottom, image }) {
 		try {
-			const search = await request.get(`https://memegen.link/api/search/${type}`);
-			if (!search.body.length) return msg.say('Could not find any results.');
-			const { body } = await request.get(search.body[0].template.blank.replace(/\/_/, `/${top}/${bottom}`));
-			return msg.say({ files: [{ attachment: body, name: 'meme.jpg' }] });
+			const { body } = await request.get(image);
+			const base = await loadImage(body);
+			const canvas = createCanvas(base.width, base.height);
+			const ctx = canvas.getContext('2d');
+			ctx.drawImage(base, 0, 0);
+			const fontSize = Math.round(base.height / 10);
+			ctx.font = `${fontSize}px Impact`;
+			ctx.fillStyle = 'white';
+			ctx.textAlign = 'center';
+			const topLines = await wrapText(ctx, top, base.width - 10);
+			for (let i = 0; i < topLines.length; i++) {
+				const textHeight = (i * fontSize) + (i * 10);
+				ctx.fillText(topLines[i], base.width / 2, textHeight);
+			}
+			const bottomLines = await wrapText(ctx, bottom, base.width - 10);
+			for (let i = 0; i < bottomLines.length; i++) {
+				const textHeight = base.height - (i * fontSize) - (i * 10);
+				ctx.fillText(bottomLines[i], base.width / 2, textHeight);
+			}
+			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: 'meme-gen.png' }] });
 		} catch (err) {
 			return msg.reply(`Oh no, an error occurred: \`${err.message}\`. Try again later!`);
 		}

commands/util/info.js

@@ -23,7 +23,7 @@ module.exports = class InfoCommand extends Command {
 	run(msg) {
 		const embed = new MessageEmbed()
 			.setColor(0x00AE86)
-			.setFooter('©2017-2018 dragonfire535#8081')
+			.setFooter('©2017-2019 dragonfire535#8081')
 			.addField('❯ Servers', formatNumber(this.client.guilds.size), true)
 			.addField('❯ Shards', formatNumber(this.client.options.shardCount), true)
 			.addField('❯ Commands', formatNumber(this.client.registry.commands.size), true)

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "xiao",
-	"version": "101.0.0",
+	"version": "101.0.1",
 	"description": "Your personal server companion.",
 	"main": "Xiao.js",
 	"scripts": {