import test from 'node:test';
import assert from 'node:assert/strict';
import { mkdtempSync, writeFileSync, chmodSync, symlinkSync, rmSync } from 'node:fs';
import { tmpdir } from 'node:os';
import { join } from 'node:path';
const { Credentials } = await import('../src/credentials.mjs').catch((e) => {
  if (e.code === 'ERR_MODULE_NOT_FOUND') return {};
  throw e;
});
function fixture(t) {
  assert.equal(typeof Credentials, 'function');
  const root = mkdtempSync(join(tmpdir(), 'bus-token-'));
  t.after(() => rmSync(root, { recursive: true, force: true }));
  const token = 'fixture_only_0123456789abcdef';
  const path = join(root, 'token');
  writeFileSync(path, token + '\n', { mode: 0o600 });
  return { root, path, token, ref: { file: path, rotateBy: '2099-01-01' } };
}
test('only validated broker references load; returned data and exceptions cannot expose a known token', async (t) => {
  const { ref, token } = fixture(t);
  const c = new Credentials({
    references: { coder: { gitea: ref } },
    repoRoots: [],
    dataRoot: '/nonexistent-data',
  });
  assert.equal(
    await c.use('coder', 'gitea', async (value) => ({ matches: value === token })).then((x) => x.matches),
    true,
  );
  await assert.rejects(
    c.use('coder', 'gitea', async (value) => ({ echo: value })),
    /credential-leak/,
  );
  await assert.rejects(
    c.use('coder', 'gitea', async (value) => {
      throw Error(value);
    }),
    /service-failed/,
  );
  assert.throws(() => c.assertClean({ [token]: 'x' }), /credential-leak/);
  assert.throws(() => c.assertClean({ nested: ['prefix ' + token] }), /credential-leak/);
  c.close();
  await assert.rejects(
    c.use('coder', 'gitea', () => true),
    /credential-unavailable/,
  );
});
test('bad file modes, symlinks, repository/data paths, malformed tokens and missing dates refuse', (t) => {
  const { path, root, ref } = fixture(t);
  const create = (r = ref, extra = {}) =>
    new Credentials({ references: { coder: { gitea: r } }, repoRoots: [], dataRoot: '/no-data', ...extra });
  chmodSync(path, 0o644);
  assert.throws(() => create(), /credential-file/);
  chmodSync(path, 0o600);
  const link = join(root, 'link');
  symlinkSync(path, link);
  assert.throws(() => create({ ...ref, file: link }), /credential-file/);
  assert.throws(() => create(ref, { repoRoots: [root] }), /credential-location/);
  assert.throws(() => create(ref, { dataRoot: root }), /credential-location/);
  assert.throws(() => create({ file: path }), /credential-date/);
  for (const value of ['', 'value\nsecond', 'value\r\n', 'space value', '"value"']) {
    writeFileSync(path, value);
    assert.throws(() => create(), /credential-format/);
  }
});
test('expiry refuses use and env references never become client data', async (t) => {
  fixture(t);
  const c = new Credentials({
    references: { coder: { vikunja: { env: 'FIXTURE_BUS_TOKEN', expires: '2000-01-01' } } },
    env: { FIXTURE_BUS_TOKEN: 'fixture_expired_0123456789' },
    repoRoots: [],
    dataRoot: '/no-data',
  });
  await assert.rejects(
    c.use('coder', 'vikunja', () => true),
    /credential-expired/,
  );
  await assert.rejects(
    c.use('pm', 'vikunja', () => true),
    /credential-unavailable/,
  );
});
test('S1 parsed service refs work, service mismatch refuses, Gitea rotation due is a warning state', async (t) => {
  const { ref } = fixture(t);
  const c = new Credentials({
    references: { coder: { gitea: { ...ref, service: 'gitea', rotateBy: '2000-01-01' } } },
  });
  assert.equal(await c.use('coder', 'gitea', () => true), true);
  assert.deepEqual(c.status(), [
    { instance: 'coder', service: 'gitea', date: '2000-01-01', state: 'rotation-due' },
  ]);
  assert.throws(
    () => new Credentials({ references: { coder: { gitea: { ...ref, service: 'vikunja' } } } }),
    /credential-reference/,
  );
});
test('opaque tokens shorter than 16 characters refuse before use', () => {
  for (const value of ['a', 'a'.repeat(15), 'a'.repeat(15) + '\n'])
    assert.throws(
      () =>
        new Credentials({
          references: { coder: { gitea: { env: 'FIXTURE_TOKEN', rotateBy: '2099-01-01' } } },
          env: { FIXTURE_TOKEN: value },
        }),
      /credential-format/,
    );
  const c = new Credentials({
    references: { coder: { gitea: { env: 'FIXTURE_TOKEN', rotateBy: '2099-01-01' } } },
    env: { FIXTURE_TOKEN: 'a'.repeat(16) },
  });
  c.close();
});