Haha-Yes/commands/vid2gif.js

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2022-06-17 01:25:35 +02:00
import { SlashCommandBuilder } from '@discordjs/builders';
import utils from '../utils/videos.js';
import fs from 'node:fs';
import os from 'node:os';
import path from 'node:path';
import { exec } from 'node:child_process';
export default {
data: new SlashCommandBuilder()
.setName('vid2gif')
.setDescription('Convert your video into a gif.')
.addStringOption(option =>
option.setName('url')
.setDescription('URL of the video you want to convert')
.setRequired(true)),
async execute(interaction) {
await interaction.deferReply({ ephemeral: false });
const url = interaction.options.getString('url');
utils.downloadVideo(url, interaction.id)
.then(async () => {
const file = fs.readdirSync(os.tmpdir()).filter(fn => fn.startsWith(interaction.id));
const output = `${os.tmpdir()}/${file}`;
const gifskiOutput = output.replace(path.extname(output), '.gif');
const gifsicleOutput = output.replace(path.extname(output), 'gifsicle.gif');
await utils.ffmpeg(`-i ${output} ${os.tmpdir()}/frame${interaction.id}%04d.png`); // Extract every frame for gifski
await gifski(gifskiOutput, `${os.tmpdir()}/frame${interaction.id}*`); // Make it look better
await gifsicle(gifskiOutput, gifsicleOutput); // Optimize it
const fileStat = fs.statSync(gifsicleOutput);
const fileSize = fileStat.size / 1000000.0;
if (fileSize > 100) {
await interaction.deleteReply();
await interaction.followUp('Uh oh! The video once converted is too big!', { ephemeral: true });
}
else if (fileSize > 8) {
const fileURL = await utils.upload(gifsicleOutput)
.catch(err => {
console.error(err);
});
await interaction.editReply({ content: `File was bigger than 8 mb. It has been uploaded to an external site.\n${fileURL}`, ephemeral: false });
}
else {
await interaction.editReply({ files: [gifsicleOutput], ephemeral: false });
}
});
},
};
async function gifski(output, input) {
return await new Promise((resolve, reject) => {
exec(`gifski -o ${output} ${input}`, (err, stdout, stderr) => {
if (err) {
reject(stderr);
}
if (stderr) {
console.error(stderr);
}
resolve(stdout);
});
});
}
async function gifsicle(input, output) {
return await new Promise((resolve, reject) => {
exec(`gifsicle --scale 0.5 -O3 -i ${input} -o ${output}`, (err, stdout, stderr) => {
if (err) {
reject(stderr);
}
if (stderr) {
console.error(stderr);
}
resolve(stdout);
});
});
}