import { mkdir, readFile, rm, writeFile } from "node:fs/promises";
import path from "node:path";
import { fileURLToPath } from "node:url";

const rootDir = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "..");
const srcDir = path.join(rootDir, "src");
const distDir = path.join(rootDir, "dist");
const contentScript = await readFile(path.join(srcDir, "content.js"), "utf8");
const backgroundScript = await readFile(path.join(srcDir, "background.js"), "utf8");
const checkOnly = process.argv.includes("--check");

const baseManifest = {
  manifest_version: 3,
  name: "Opportunities Extension",
  description: "Adiciona um atalho de Opportunities Extension nas paginas Oracle Fusion permitidas.",
  version: "1.0.0",
  permissions: [
    "cookies",
    "storage"
  ],
  host_permissions: [
    "https://eeho.fa.us2.oraclecloud.com/*",
    "https://spa.oracle.com/*"
  ],
  content_scripts: [
    {
      matches: [
        "https://eeho.fa.us2.oraclecloud.com/hcmUI/faces/FuseWelcome*",
        "https://eeho.fa.us2.oraclecloud.com/fscmUI/faces/FuseWelcome*"
      ],
      js: ["content.js"],
      all_frames: true,
      run_at: "document_idle"
    }
  ]
};

const targets = [
  {
    name: "chromium",
    manifest: {
      ...baseManifest,
      background: {
        service_worker: "background.js"
      }
    }
  },
  {
    name: "firefox",
    manifest: {
      ...baseManifest,
      background: {
        scripts: ["background.js"]
      },
      browser_specific_settings: {
        gecko: {
          id: "opportunities-extension@local.dev"
        }
      }
    }
  }
];

if (!checkOnly) {
  await rm(distDir, { recursive: true, force: true });
}

for (const target of targets) {
  const manifestJson = `${JSON.stringify(target.manifest, null, 2)}\n`;
  JSON.parse(manifestJson);

  if (checkOnly) {
    continue;
  }

  const outputDir = path.join(distDir, target.name);
  await mkdir(outputDir, { recursive: true });
  await writeFile(path.join(outputDir, "manifest.json"), manifestJson);
  await writeFile(path.join(outputDir, "content.js"), contentScript);
  await writeFile(path.join(outputDir, "background.js"), backgroundScript);
}

if (!checkOnly) {
  console.log("Build gerado em dist/chromium e dist/firefox.");
} else {
  console.log("Build check ok.");
}