const { Command } = require('discord-akairo'); const gm = require('gm').subClass({imageMagick: true}); const os = require('os'); const fetch = require('node-fetch'); const fs = require('fs'); class posterCommand extends Command { constructor() { super('poster', { aliases: ['poster'], category: 'images', clientPermissions: ['SEND_MESSAGES', 'ATTACH_FILES'], args: [ { id: 'link', prompt: { start: 'Please input a link to use, say `cancel` to stop the command' }, type: 'string', }, { id: 'message', prompt: { start: 'Please input a caption, say `cancel` to stop the command' }, type: 'string', match: 'rest' }, { id: 'width', match: 'option', flag: '--width', default: 50 }, { id: 'height', match: 'option', flag: '--height', default: 200 }, { id: 'title', match: 'option', flag: '--titleSize', }, { id: 'subtext', match: 'option', flag: '--subtextSize', }, ], description: { content: 'Create demotivational poster (use ``|`` to separate top text and bottom text) WIP\nCan make use of --width, --height, --titleSize and --subtextSize to fine tune the image', usage: '[link to image] [topText|bottomText]', examples: ['https://cdn.discordapp.com/attachments/484013245158522909/679686216903426104/0nhsxje5vfg41-1.jpg NO PLEASE DON\'T | My mom said im not allowed to'] } }); } async exec(message, args) { let options = args.message.trim().split('|'); if (options[0] == undefined) options[0] = ''; else if (options[1] == undefined) options[1] = ''; let url = args.link; if (!url) { return message.channel.send('You need an image to use this command!'); } let loadingmsg = await message.channel.send('Processing '); // Create new graphicsmagick instance fetch(url) .then(res => { const dest = fs.createWriteStream(`${os.tmpdir()}/${message.id}`); res.body.pipe(dest); dest.on('finish', async () => { let img = gm(`${os.tmpdir()}/${message.id}`); // Set some defaults const TOP_TEXT = options[0]; const BOTTOM_TEXT = options[1]; const FONT = './asset/times.ttf'; const FONT_FILL = '#FFF'; const TEXT_POS = 'center'; const PADDING = 40; img.format(function(err, format) { if (err) { console.error(err); return message.channel.send('An error has occurred, is it an image?'); } let output1 = `${os.tmpdir()}/poster${message.author.id}.${format.toLowerCase()}`; let output2 = `${os.tmpdir()}/poster${message.id}.${format.toLowerCase()}`; // Get the image size to calculate top and bottom text positions img.size(function(err, value) { // Set text position for top and bottom const TOP_POS = Math.abs((value.height / 2) - PADDING + 110); const BOTTOM_POS = Math.abs((value.height / 2) - PADDING + 180); let FONT_SIZE1 = args.title ? args.title : (value.width / 12); let FONT_SIZE2 = args.subtext ? args.subtext : (value.width / 12) - 15; let BORDER_WIDTH = args.width; let BORDER_HEIGHT = args.height; if (format.toLowerCase() == 'gif') img.coalesce(); // Write text on image using graphicsmagick img.borderColor('black') .border(3,3) .borderColor('white') .frame(1,1,0,0.5) .border(1,1) .borderColor('black') .border(BORDER_WIDTH,BORDER_HEIGHT) .fill(FONT_FILL) .font(FONT, FONT_SIZE1) .drawText(0, TOP_POS, TOP_TEXT, TEXT_POS) .font(FONT, FONT_SIZE2) .drawText(0, BOTTOM_POS, BOTTOM_TEXT, TEXT_POS) .write(output1, function(err) { if (err) { console.error(err); return message.channel.send('An error just occurred! is it a static image?'); } // Chop the top part of the image let img2 = gm(output1); img2.chop(0, BORDER_HEIGHT / 2) .write(output2, function(err) { loadingmsg.delete(); if (err) { console.error(err); return message.channel.send('An error just occurred! is it a static image?'); } message.delete(); return message.channel.send(`Made by ${message.author.username}`,{files: [output2]}) .catch(() => { return message.channel.send('The image is too big to fit on discord!'); }); }); }); }); }); }); }) .catch((err) => { console.error(err); return message.channel.send(`Please input a correct link \`${err}\``); }); } } module.exports = posterCommand;