mrmBot-Matrix/commands/general/qrcreate.js

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const qrcode = require("qrcode");
const stream = require("stream");
const Command = require("../../classes/command.js");
class QrCreateCommand extends Command {
async run() {
if (this.args.length === 0) return `${this.message.author.mention}, you need to provide some text to generate a QR code!`;
this.message.channel.sendTyping();
const writable = new stream.PassThrough();
qrcode.toFileStream(writable, this.content, { margin: 1 });
const file = await this.streamToBuf(writable);
return {
file: file,
name: "qr.png"
};
}
streamToBuf(stream) {
return new Promise((resolve, reject) => {
const chunks = [];
stream.on("data", (chunk) => {
chunks.push(chunk);
});
stream.once("error", (error) => {
reject(error);
});
stream.once("end", () => {
resolve(Buffer.concat(chunks));
});
});
}
static description = "Generates a QR code";
static arguments = ["[text]"];
}
module.exports = QrCreateCommand;