import { afterEach, expect, test, vi } from 'vitest';

import {
  downloadAdminProjectSnapshot,
  listAdminProjectSnapshots,
} from './adminApiClient';

afterEach(() => {
  vi.unstubAllGlobals();
});

test('项目列表携带分页与后台授权，解析标准响应', async () => {
  const payload = { items: [], nextCursor: 'next' };
  const fetchMock = vi
    .fn()
    .mockResolvedValue(
      new Response(JSON.stringify({ ok: true, data: payload })),
    );
  vi.stubGlobal('fetch', fetchMock);
  const controller = new AbortController();
  expect(
    await listAdminProjectSnapshots(
      'admin-token',
      { cursor: 'user/a+项目', limit: 20 },
      controller.signal,
    ),
  ).toEqual(payload);
  expect(fetchMock).toHaveBeenCalledWith(
    '/admin/api/project-snapshots?cursor=user%2Fa%2B%E9%A1%B9%E7%9B%AE&limit=20',
    expect.objectContaining({
      headers: expect.objectContaining({ Authorization: 'Bearer admin-token' }),
      signal: controller.signal,
    }),
  );
});

test('ZIP 下载以授权请求读取并优先保留中文附件名', async () => {
  const fetchMock = vi.fn().mockResolvedValue(
    new Response('PK\u0003\u0004', {
      headers: {
        'content-type': 'application/zip',
        'content-disposition':
          "attachment; filename=project.zip; filename*=UTF-8''%E4%B8%89%E6%B6%88-r2.zip",
      },
    }),
  );
  vi.stubGlobal('fetch', fetchMock);
  const controller = new AbortController();
  const archive = await downloadAdminProjectSnapshot(
    'admin-token',
    'user/a',
    'project/b',
    controller.signal,
  );
  expect(archive.filename).toBe('三消-r2.zip');
  expect(archive.blob.type).toBe('application/zip');
  expect(fetchMock).toHaveBeenCalledWith(
    '/admin/api/project-snapshots/user%2Fa/project%2Fb/download',
    expect.objectContaining({
      headers: expect.objectContaining({
        Authorization: 'Bearer admin-token',
        Accept: 'application/zip',
      }),
      signal: controller.signal,
    }),
  );
});

test.each([
  ['attachment; filename="工程.zip"; filename*=UTF-8\'\'%broken', '工程.zip'],
  ['attachment; filename="../secret.zip"', '.._secret.zip'],
  ["attachment; filename*=UTF-8''unsafe%00%1F%7F.zip", 'unsafe___.zip'],
  [null, 'project.zip'],
])('ZIP 附件名兼容安全回退 %s', async (header, expected) => {
  const headers: Record<string, string> = { 'content-type': 'application/zip' };
  // Response 的 Headers 只接受 Latin-1；真实 UTF-8 文件名使用 filename*。
  if (header)
    headers['content-disposition'] = header.replace('工程', 'project');
  vi.stubGlobal(
    'fetch',
    vi.fn().mockResolvedValue(new Response('PK', { headers })),
  );
  expect(
    (await downloadAdminProjectSnapshot('token', 'user', 'project')).filename,
  ).toBe(expected.replace('工程', 'project'));
});

test.each([401, 403, 409, 500])(
  '下载 HTTP %s 保留后台错误，不返回 ZIP',
  async (status) => {
    vi.stubGlobal(
      'fetch',
      vi.fn().mockResolvedValue(
        new Response(
          JSON.stringify({
            ok: false,
            error: { code: 'SNAPSHOT_FAILURE', message: '工程尚未同步完成' },
          }),
          {
            status,
            headers: { 'content-type': 'application/json' },
          },
        ),
      ),
    );
    await expect(
      downloadAdminProjectSnapshot('token', 'user', 'project'),
    ).rejects.toMatchObject({
      status,
      code: 'SNAPSHOT_FAILURE',
      message: '工程尚未同步完成',
    });
  },
);

test('200 JSON 或 HTML 不能被保存为成功 ZIP', async () => {
  vi.stubGlobal(
    'fetch',
    vi.fn().mockResolvedValue(
      new Response('{"ok":false}', {
        headers: { 'content-type': 'application/json' },
      }),
    ),
  );
  await expect(
    downloadAdminProjectSnapshot('token', 'user', 'project'),
  ).rejects.toMatchObject({ code: 'INVALID_PROJECT_ARCHIVE_RESPONSE' });
});