import { existsSync, mkdirSync, readFileSync, writeFileSync } from "node:fs";
import { dirname, resolve } from "node:path";

import { E2E_API_URL, assertOfficialE2EEnvironment } from "./e2e-contract";

function readEnvironment(path: string): Record<string, string | undefined> {
  return Object.fromEntries(
    readFileSync(path, "utf8")
      .split(/\r?\n/)
      .filter((line) => line && !line.startsWith("#"))
      .map((line) => {
        const separatorIndex = line.indexOf("=");

        return [line.slice(0, separatorIndex), line.slice(separatorIndex + 1)];
      })
  );
}

const env = process.env;
assertOfficialE2EEnvironment(env);

const webEnv = readEnvironment(resolve("apps/web/.env.e2e"));
if (webEnv.VITE_API_SERVER_URL !== E2E_API_URL) {
  throw new Error(`Official E2E requires VITE_API_SERVER_URL=${E2E_API_URL} in apps/web/.env.e2e.`);
}

const certificatesPath = env.COMPANY_CERTIFICATES_PATH;
if (!certificatesPath) {
  throw new Error("E2E requires COMPANY_CERTIFICATES_PATH in apps/server/.env.e2e.");
}

const certificatesFile = resolve("apps/server", certificatesPath);
mkdirSync(dirname(certificatesFile), { recursive: true });

if (!existsSync(certificatesFile)) {
  writeFileSync(certificatesFile, "{}\n");
}