import { CliExitCode, runCli } from './jobs/run-cli';
import { resolveRole } from './runtime/role';
import { assertStartupEnvironment } from './runtime/startup-checks';

/**
 * Entry point of the job role: `node dist/cli.js <job> [args]`, one run per
 * CronJob pod. Role and environment are checked like in main.ts and
 * worker.ts, before any module connects. Resolves with the exit code:
 * 0 succeeded, 1 failed, 2 wrong call. `env` is for tests; the modules
 * themselves read process.env.
 */
export async function bootstrapCli(
  argv: readonly string[] = process.argv.slice(2),
  env: NodeJS.ProcessEnv = process.env,
): Promise<CliExitCode> {
  const role = resolveRole('cli', env);
  assertStartupEnvironment(role, env);
  return runCli(argv);
}

// Started as `node dist/cli.js`; importing this file starts nothing.
if (require.main === module) {
  void bootstrapCli().then((code) => {
    process.exitCode = code;
  });
}