import esbuild from "esbuild";
import path from "path";
import fs from "fs";
import config from "../../config/esbuild.config.mjs";

const metafilePath = "tmp/bundle-metadata.json";

function ensureDirectoryExistence(filePath) {
  var dirname = path.dirname(filePath);
  if (fs.existsSync(dirname)) {
    return true;
  }
  ensureDirectoryExistence(dirname);
  fs.mkdirSync(dirname);
}

ensureDirectoryExistence(metafilePath);

esbuild.build({ ...config, metafile: true }).then((result) => {
  fs.writeFileSync(metafilePath, JSON.stringify(result.metafile));
  console.log("\n✅ Bundle metadata file generated.");

  console.log(
    `👀 You can now upload '${metafilePath}' to https://esbuild.github.io/analyze/ for bundle analysis.`
  );
});