import { expect, test } from './fixtures';

/**
 * 部门默认透明测试
 *
 * 测试 CI unionid 测试用户，其所有机构都只有 1 个 active 部门（默认部门），
 * 因此前端不应出现部门选择入口：
 *   - localStorage 自动写入 CurrentDepartmentId
 *   - 页面路径不包含 department 参数
 *   - 角色选择、排课列表、课包商店等已有页面不受影响
 *
 * 注意：CI 用户可能有多机构，需要先选机构，再触发部门自动选中。
 */
const moicenUnionid = process.env.MOICEN_E2E_UNIONID?.trim();

/**
 * 登录 → 依次处理机构选择 + 身份选择 → 到达首页
 * 适用于多机构用户的场景
 */
async function loginAndDismissSelectors(page: any) {
  const q = new URLSearchParams({ unionid: moicenUnionid!, status: '2' });
  await page.goto(`/?${q.toString()}`, {
    waitUntil: 'domcontentloaded',
    timeout: 60_000,
  });
  await expect(page.locator('#app')).toBeVisible({ timeout: 60_000 });

  // 等待 auth tokens
  await expect(async () => {
    const auth = await page.evaluate(() =>
      window.localStorage.getItem('Authorization')
    );
    expect(auth).toBeTruthy();
  }).toPass({ timeout: 30_000 });

  // 逐层处理选择页：机构选择 → 身份选择（可能有 0~n 层）
  for (let i = 0; i < 5; i++) {
    const path = await page.evaluate(() => window.location.pathname);
    console.log(`[DeptTest] iteration ${i}: path=${path}`);
    console.log(`[DeptTest]   has Authorization:`, !!await page.evaluate(() => window.localStorage.getItem('Authorization')));
    console.log(`[DeptTest]   has HtySudoerToken:`, !!await page.evaluate(() => window.localStorage.getItem('HtySudoerToken')));

    if (path === '/org/select') {
      await page.locator('.van-cell').first().click();
      console.log('[DeptTest]   clicked org cell');
      await page.waitForTimeout(3_000);
    } else if (path === '/') {
      // 用 waitFor 避免 SPA 路由守卫异步加载角色时的竞态（isVisible 可能返回 false）
      const rs = page.getByText('请选择您的登录身份');
      try {
        await rs.waitFor({ state: 'visible', timeout: 10_000 });
        await page.locator('.van-grid-item').first().click();
        console.log('[DeptTest]   clicked role');
        await page.waitForTimeout(3_000);
      } catch {
        console.log('[DeptTest]   at / but no role selector');
        // 无角色选择器 → 当前用户角色已自动选中（1个活跃角色）。
        // chooseRole 内部调用 router.push('/role/profile') 是异步的，
        // 等待重定向完成，让该 navigtion 的 route guard 走完 org/dept 加载。
        // 避免后续 page.goto 的完整页面加载冲掉未完成的 SPA 导航。
        try {
          await page.waitForFunction(
            () => window.location.pathname !== '/',
            { timeout: 10_000 }
          );
          const newPath = await page.evaluate(() => window.location.pathname);
          console.log('[DeptTest]   role auto-redirected to', newPath);
          // route guard 已在这个导航中完成 org/dept 加载，CurrentDepartmentId 已写入
        } catch {
          // 10s 内未重定向（可能没有活跃角色），不做处理
          console.log('[DeptTest]   no redirect within 10s (0 roles?)');
        }
        break;
      }
    } else {
      console.log('[DeptTest]   unexpected path, break');
      break;
    }
  }
}

test.describe('单部门透明', () => {
  test.skip(!moicenUnionid, '需要 MOICEN_E2E_UNIONID（Secret 或 .env.e2e）');

  function decodeJwtPayloadCompact(token: string): Record<string, unknown> {
    const parts = token.split('.');
    if (parts.length < 2) return {};
    const raw = parts[1].replace(/-/g, '+').replace(/_/g, '/');
    const padded = raw.padEnd(Math.ceil(raw.length / 4) * 4, '=');
    const decoded = decodeURIComponent(
      atob(padded)
        .split('')
        .map(c => `%${(`00${c.charCodeAt(0).toString(16)}`).slice(-2)}`)
        .join('')
    );
    return JSON.parse(decoded);
  }

  test('自动选中默认部门，不出现部门选择 UI', async ({ page }) => {
    test.setTimeout(180_000);

    await loginAndDismissSelectors(page);

    // 检查登录后的 JWT
    const loginJwt = await page.evaluate(() => window.localStorage.getItem('Authorization'));
    if (loginJwt) {
      const payload = decodeJwtPayloadCompact(loginJwt);
      let sub: Record<string, unknown> = {};
      if (typeof payload.sub === 'string') sub = JSON.parse(payload.sub);
      console.log('[DeptTest JWT before] top-level keys:', Object.keys(payload));
      console.log('[DeptTest JWT before] payload.current_org_id:', payload.current_org_id);
      console.log('[DeptTest JWT before] sub.current_org_id:', (sub as any).current_org_id);
      console.log('[DeptTest JWT before] sub.current_department_id:', (sub as any).current_department_id);
    }

    // 导航到排课页触发路由守卫中的 org 加载 + 部门自动选中
    await page.goto('/clazz', {
      waitUntil: 'networkidle',
      timeout: 90_000,
    });

    await expect(page.locator('#app')).toBeVisible({ timeout: 60_000 });

    // 打印当前页面状态
    const pageState = await page.evaluate(() => {
      const ls = (k: string) => window.localStorage.getItem(k);
      return {
        pathname: window.location.pathname,
        CurrentOrgId: ls('CurrentOrgId'),
        CurrentDepartmentId: ls('CurrentDepartmentId'),
        hasAuth: !!ls('Authorization'),
        hasSudo: !!ls('HtySudoerToken'),
        guardError: ls('__guardError'),
        orgSwitchDebug: ls('OrgSwitchDebug'),
      };
    });
    console.log('[DeptTest] state after goto:', JSON.stringify(pageState, null, 2));

    console.log('[DeptTest] deptId after goto:', pageState.CurrentDepartmentId);

    // 如果部门尚未设置，给 route guard 额外时间完成异步加载
    if (!pageState.CurrentDepartmentId) {
      console.log('[DeptTest] waiting extra for department loading...');
      await page.waitForTimeout(8_000);
      const retry = await page.evaluate(() => window.localStorage.getItem('CurrentDepartmentId'));
      console.log('[DeptTest] CurrentDepartmentId after extra wait:', retry);
      if (retry) {
        pageState.CurrentDepartmentId = retry;
        pageState.pathname = await page.evaluate(() => window.location.pathname);
      }
    }

    // 验证 localStorage 写入了 CurrentDepartmentId
    const deptId = pageState.CurrentDepartmentId;
    expect(deptId).toBeTruthy();
    expect(deptId).toContain('dept_default_');

    // 验证页面路径不包含 department 相关参数
    expect(pageState.pathname).not.toContain('department');

    // 验证 token 中包含 department_id
    const authToken = await page.evaluate(() =>
      window.localStorage.getItem('Authorization')
    );
    expect(authToken).toBeTruthy();
    if (authToken) {
      const parts = authToken.split('.');
      expect(parts.length).toBe(3);
      const payloadRaw = parts[1].replace(/-/g, '+').replace(/_/g, '/');
      const payload = JSON.parse(atob(payloadRaw));
      console.log('[JWT Debug] top-level keys:', Object.keys(payload));
      console.log('[JWT Debug] payload.current_department_id:', payload.current_department_id);
      console.log('[JWT Debug] payload.current_org_id:', payload.current_org_id);
      let subjectPayload: Record<string, unknown> = {};
      if (typeof payload.sub === 'string') {
        subjectPayload = JSON.parse(payload.sub);
        console.log('[JWT Debug] sub keys:', Object.keys(subjectPayload));
        console.log('[JWT Debug] sub.current_department_id:', subjectPayload.current_department_id);
        console.log('[JWT Debug] sub.current_org_id:', subjectPayload.current_org_id);
        console.log('[JWT Debug] sub.current_org_id type:', typeof subjectPayload.current_org_id);
      }
      const deptIdInJwt = payload.current_department_id || subjectPayload.current_department_id;
      expect(deptIdInJwt).toBeTruthy();
      expect(typeof deptIdInJwt).toBe('string');
    }
  });

  test('已有部门上下文时不重复加载部门列表', async ({ page }) => {
    await loginAndDismissSelectors(page);

    // 导航到排课页触发 org 加载 + 部门自动选中，验证页面正常渲染
    await page.goto('/clazz', {
      waitUntil: 'domcontentloaded',
      timeout: 60_000,
    });
    await expect(page.locator('#app')).toBeVisible({ timeout: 60_000 });
  });
});