import { test } from 'node:test';
import assert from 'node:assert/strict';
import { runInNewContext } from 'node:vm';
import { clientHelpers, patchClient } from './patch-chat-manager.mjs';

test('chat paths preserve instance prefix and POST options', async () => {
  for (const pathname of ['/dsh/demo/', '/dsh/demo', '/dsh/demo/session/123', '/', '/other/']) {
    let received;
    const context = { window: { location: { pathname } }, fetch: (...args) => { received = args; } };
    runInNewContext(clientHelpers, context);
    for (const action of ['delete', 'restore', 'archive-search']) {
      const path = '/plugins/dsh-session-delete/' + action;
      const options = { method: 'POST', body: '{}', headers: { 'x-dsh-session-delete-confirmation': 'delete-session' } };
      await context.dshChatFetch(path, options);
      assert.equal(received[0], (pathname.startsWith('/dsh/demo') ? '/dsh/demo' : '') + path);
      assert.equal(received[1], options);
    }
  }
});
test('non-JSON errors report HTTP status without exposing response content', async () => {
  const context = {};
  runInNewContext(clientHelpers, context);
  await assert.rejects(context.dshChatJson(new Response('method not allowed', { status: 405 })), /HTTP 405.*non-JSON/);
  const body = await context.dshChatJson(Response.json({ ok: false, error: { code: 'forbidden' } }, { status: 403 }));
  assert.equal(body.error.code, 'forbidden');
});
test('patch rejects unsupported or changed clients and double patching', () => {
  const source = [
    "await fetch('/plugins/dsh-session-delete/delete', options); await response.json()",
    'await fetch(`/plugins/dsh-session-delete/${action}`, options); await response.json()',
    "await fetch('/plugins/dsh-session-delete/archive-search', options); await response.json()",
  ].join(';');
  const patched = patchClient(source, '1.5.18');
  assert.equal(patched.split('await dshChatFetch(').length, 4);
  assert.equal(patched.slice(clientHelpers.length).replaceAll('await dshChatFetch(', 'await fetch(')
    .replaceAll('await dshChatJson(response)', 'await response.json()'), source);
  assert.throws(() => patchClient(source, '1.5.16'), /unsupported/);
  assert.throws(() => patchClient(source, '1.5.13'), /unsupported/);
  assert.throws(() => patchClient('', '1.5.18'), /unexpected/);
  assert.throws(() => patchClient(source.replace('await fetch(', 'fetch('), '1.5.18'), /unexpected/);
  assert.throws(() => patchClient(source.replace('await response.json()', 'response.json()'), '1.5.18'), /unexpected/);
  assert.throws(() => patchClient(source.replace('/plugins/dsh-session-delete/', '/plugins/changed/'), '1.5.18'), /unexpected/);
  assert.throws(() => patchClient(patched, '1.5.18'), /unexpected/);
});