import fs from "fs/promises";
import path from "path";
import { fileURLToPath } from "url";
import { compressImages } from "./compress.js";
import { watermarkAllImages } from "./watermark.js";
import { generateDocxFromTemplate } from "./template.js";
import { exiftool } from "exiftool-vendored";
// Get __dirname in ES module scope
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

async function main() {
  try {
    const workFolderPath = path.join(__dirname, "work-backup");
    const folders = await fs.readdir(workFolderPath, { withFileTypes: true });
    const templateFolders = folders
      .filter((dirent) => dirent.isDirectory())
      .map((dirent) => dirent.name);
    console.log("Found template folders:", templateFolders);

    for (const templateFolderName of templateFolders) {
      console.log(`Processing: ${templateFolderName}`);

      const templateFolderPath = path.join(workFolderPath, templateFolderName);
      const folders = await fs.readdir(templateFolderPath, {
        withFileTypes: true,
      });
      const caseFolders = folders
        .filter((dirent) => dirent.isDirectory())
        .map((dirent) => dirent.name);

      for (const folderName of caseFolders) {
        const casePath = path.join(templateFolderPath, folderName);
        const configPath = path.join(casePath, "config.json");

        console.log(`Processing: ${folderName}`);

        // Step 1: Compress images inside this folder
        const compressedBuffers = await compressImages(casePath);

        // Step 2: Apply watermark
        const watermarkedBuffers = await watermarkAllImages(
          compressedBuffers,
          casePath,
        );

        // Step 3: Generate DOCX
        await generateDocxFromTemplate(
          configPath,
          watermarkedBuffers,
          templateFolderName,
          folderName,
        );

        console.log(`✅ Finished processing ${folderName}\n`);
      }
    }
    await exiftool.end();
  } catch (err) {
    console.error("Error:", err);
  }
}

main();