const {Jimp} = require('jimp');
const fs = require("fs");
const path = require("path");
require.resolve('node_modules/@jimp');

async function compressImages(inputPath) {
  const images = fs.readdirSync(inputPath).filter(f => /\.(jpe?g|png)$/i.test(f));
  const bufferMap = {};

  await Promise.all(images.map(async (image) => {
    const inputImagePath = path.join(inputPath, image);
    const img = await Jimp.read(inputImagePath);
    img.resize(700, Jimp.AUTO).quality(70); // Resize and compress

    const buffer = await img.getBufferAsync(Jimp.MIME_JPEG);
    bufferMap[image] = buffer;
  }));

  return bufferMap;
}

async function bufferImages(inputPath) {
  const images = fs.readdirSync(inputPath).filter(f => /\.(jpe?g|png)$/i.test(f));
  const bufferMap = {};

  await Promise.all(images.map(async (image) => {
    const inputImagePath = path.join(inputPath, image);
    const buffer = await fs.promises.readFile(inputImagePath);
    bufferMap[image] = buffer;
  }));

  return bufferMap;
}

module.exports = {
  compressImages,
  bufferImages,
};