import { existsSync } from "node:fs";
import { writeFile } from "nitropack/kit";
import { join, relative } from "pathe";
import { readPackageJSON, writePackageJSON } from "pkg-types";
export async function writeFirebaseConfig(nitro) {
  const firebaseConfigPath = join(nitro.options.rootDir, "firebase.json");
  if (existsSync(firebaseConfigPath)) {
    return;
  }
  const firebaseConfig = {
    functions: {
      source: relative(nitro.options.rootDir, nitro.options.output.serverDir)
    },
    hosting: [
      {
        site: "<your_project_id>",
        public: relative(nitro.options.rootDir, nitro.options.output.publicDir),
        cleanUrls: true,
        rewrites: [
          {
            source: "**",
            function: "server"
          }
        ]
      }
    ]
  };
  await writeFile(firebaseConfigPath, JSON.stringify(firebaseConfig, null, 2));
}
export async function updatePackageJSON(nitro) {
  const packageJSONPath = join(nitro.options.output.serverDir, "package.json");
  const packageJSON = await readPackageJSON(packageJSONPath);
  await writePackageJSON(packageJSONPath, {
    ...packageJSON,
    main: "index.mjs",
    dependencies: Object.fromEntries(
      Object.entries({
        // Default to "latest" normally they should be overridden with user versions
        "firebase-admin": "latest",
        "firebase-functions": "latest",
        ...packageJSON.dependencies
      }).filter((e) => e[0] !== "fsevents").sort(([a], [b]) => a.localeCompare(b))
    ),
    engines: {
      // https://cloud.google.com/functions/docs/concepts/nodejs-runtime
      node: nitro.options.firebase?.nodeVersion || "20"
    }
  });
}