mrmBot-Matrix/commands/qrread.js

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JavaScript
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const jsqr = require("jsqr");
const fetch = require("node-fetch");
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const sharp = require("sharp");
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exports.run = async (message) => {
const image = await require("../utils/imagedetect.js")(message);
if (image === undefined) return `${message.author.mention}, you need to provide an image with a QR code to read!`;
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message.channel.sendTyping();
const data = await (await fetch(image.path)).buffer();
const rawData = await sharp(data).ensureAlpha().raw().toBuffer({ resolveWithObject: true });
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const qrBuffer = jsqr(rawData.data, rawData.info.width, rawData.info.height);
if (!qrBuffer) return `${message.author.mention}, I couldn't find a QR code!`;
return `\`\`\`\n${qrBuffer.data}\n\`\`\``;
};
exports.category = 1;
exports.help = "Reads a QR code";