import { expect, test } from 'bun:test';
import { mkdtemp, rm, stat, writeFile } from 'node:fs/promises';
import { tmpdir } from 'node:os';
import { join, resolve } from 'node:path';

import { validateArguments } from '../workers/reference';

test('reference CLI rejects contradictory modes, unknown flags, and missing paths before touching data', () => {
  expect(() => validateArguments(['--production', '--fixture'])).toThrow('not both');
  expect(() => validateArguments(['--production', '--offline-typo'])).toThrow('Unknown');
  expect(() => validateArguments(['--production', '--directory', '--offline'])).toThrow('missing its value');
  expect(() => validateArguments(['--production', '--check', '--rollback'])).toThrow('not both');
  expect(() => validateArguments(['--production', '--offline', '--directory', '/tmp/example'])).not.toThrow();
});

test('production CLI honors the shared REFERENCE_DIR instead of the archive directory', async () => {
  const directory = await mkdtemp(join(tmpdir(), 'reference-cli-'));
  const output = join(directory, 'published');
  const archiveDir = join(directory, 'archives');
  try {
    const preload = join(directory, 'no-network.ts');
    await writeFile(preload, 'globalThis.fetch = (() => { throw new Error("Network disabled in CLI test"); }) as typeof fetch;');
    // Missing offline input deliberately prevents a build. The failed attempt
    // still has to be recorded in the application artifact directory, not the
    // archive-cache directory or an ephemeral container working directory.
    const child = Bun.spawn(['bun', '--preload', preload, resolve('workers/reference.ts'), '--production', '--offline'], {
      cwd: directory,
      env: { ...process.env, REFERENCE_DIR: output, REFERENCE_LIVE_DIR: archiveDir },
      stdout: 'pipe', stderr: 'pipe',
    });
    const [code] = await Promise.all([child.exited, new Response(child.stdout).text(), new Response(child.stderr).text()]);
    expect(code).toBe(1);
    const manifest = await Bun.file(join(output, 'manifest.json')).json();
    expect(manifest.lastAttempt.status).toBe('failed');
    expect(manifest.lastAttempt.profile).toBe('production');
    expect(await stat(join(archiveDir, 'manifest.json')).catch(() => null)).toBeNull();
    expect(await stat(join(directory, 'data', 'reference-live', 'manifest.json')).catch(() => null)).toBeNull();
  } finally { await rm(directory, { recursive: true, force: true }); }
});