import sharp from "sharp";
import { exiftool } from "exiftool-vendored";
import fs from "fs";
import path from "path";
import { compressImages } from "./compress-backup.js";
// Folder paths
const inputFolder = "./compressedImage";
const outputFolder = "./watermarkedImages";
fs.mkdirSync(outputFolder, { recursive: true });

// Add watermark to all images
const addWatermark = async (inputPath, outputPath, watermarkText) => {
  const { width, height } = await sharp(inputPath).metadata();

  // Generate overlay text as an image
  const svg = `
    <svg width="${width}" height="${height}">
      <style>
        .label {
          fill: red;
          font-size: 30px;
          font-family: Arial, sans-serif;
        }
      </style>
      <text x="${width - 10}" y="${height - 10}" text-anchor="end" class="label">${watermarkText}</text>
    </svg>
 `;

  return sharp(inputPath)
    .composite([{ input: Buffer.from(svg), top: 0, left: 0 }])
    .toFile(outputPath);
};

async function getImageDate(filePath) {
  try {
    const tags = await exiftool.read(filePath);
    console.log("DateTimeOriginal: ", tags.FileModifyDate.rawValue); // Example: 2024-05-21T14:32:18.000Z
    const dateOnly = tags.FileModifyDate.rawValue.split(" ")[0];
    const timeOnly = tags.FileModifyDate.rawValue.split(" ")[1].slice(0, 5);
    const [year, month, day] = dateOnly.split(":");
    const formatted = `${year}-${month}-${day} ${timeOnly}`;
    return formatted;
  } catch (err) {
    console.error("Failed to read EXIF:", err);
  }
}
async function main() {
  await compressImages();
  // Process all images
  const files = fs
    .readdirSync(inputFolder)
    .filter((f) => /\.(jpe?g|png)$/i.test(f));

  for (const file of files) {
    const inputPath = path.join(inputFolder, file);
    const outputPath = path.join(outputFolder, file);
    const watermarkText = await getImageDate(inputPath);

    await addWatermark(inputPath, outputPath, watermarkText);
    console.log(`Watermarked: ${file}`);
  }

  await exiftool.end(); // Important to close the process
}
main();