import { test, expect, type Page } from '@playwright/test'
import fs from 'node:fs'
import path from 'node:path'
import { fileURLToPath } from 'node:url'

const __filename = fileURLToPath(import.meta.url)
const __dirname = path.dirname(__filename)

const evidenceDir = process.env.E2E_EVIDENCE_DIR
  ? path.resolve(process.env.E2E_EVIDENCE_DIR)
  : path.resolve(__dirname, '../../../evidence/run-unknown')

const ensureDir = (dir: string) => {
  fs.mkdirSync(dir, { recursive: true })
}

const appendLog = (filePath: string, line: string) => {
  ensureDir(path.dirname(filePath))
  fs.appendFileSync(filePath, `${line}\n`, { encoding: 'utf8' })
}

const consoleLogPath = path.join(evidenceDir, 'e2e/console.log')
const networkLogPath = path.join(evidenceDir, 'e2e/network.log')

const logConsole = (type: string, text: string) => {
  appendLog(consoleLogPath, `[${new Date().toISOString()}] ${type}: ${text}`)
}

const logNetwork = (line: string) => {
  appendLog(networkLogPath, `[${new Date().toISOString()}] ${line}`)
}

const attachUnauthorizedTracker = (page: Page) => {
  const unauthorizedApiResponses: string[] = []
  page.on('response', (res) => {
    const status = res.status()
    const url = res.url()
    if (url.includes('/api/') && (status === 401 || status === 403)) {
      unauthorizedApiResponses.push(`${status} ${res.request().method()} ${url}`)
    }
  })
  return unauthorizedApiResponses
}

// 稳定性修复：统一等待应用真正可交互，替代固定 sleep。
const waitForAdminReady = async (page: Page) => {
  await page.waitForLoadState('domcontentloaded')
  await expect(page.locator('#app')).toBeAttached({ timeout: 15000 })
  await expect(page.getByText('Mosquito Admin')).toBeVisible({ timeout: 15000 })
  await expect(page.getByText('演示模式', { exact: true })).toBeVisible({ timeout: 15000 })
}

test.describe.serial('Admin E2E (real backend)', () => {
  test.beforeEach(async ({ page }) => {
    // 每个测试前清理localStorage，确保测试状态干净
    // 但为了 demo 模式正常工作，需要预置演示用户信息
    await page.addInitScript(() => {
      localStorage.clear()
      // 预置演示模式超级管理员用户信息（用于 demo 模式权限加载）
      const demoUser = {
        id: 'demo-super-admin',
        name: '超级管理员',
        email: 'demo@mosquito.com',
        role: 'super_admin'
      }
      localStorage.setItem('mosquito_user', JSON.stringify(demoUser))
      localStorage.setItem('mosquito_token', 'demo_token_' + Date.now())
      localStorage.setItem('userRole', 'super_admin')
    })

    page.on('console', (msg) => logConsole(msg.type(), msg.text()))
    page.on('pageerror', (err) => logConsole('pageerror', err.message))
    page.on('requestfailed', (req) => {
      logNetwork(`requestfailed ${req.method()} ${req.url()} ${req.failure()?.errorText ?? ''}`)
    })
    page.on('response', (res) => {
      const url = res.url()
      if (url.includes('/api/')) {
        logNetwork(`response ${res.status()} ${res.request().method()} ${url}`)
      }
    })
  })
  test('dashboard renders correctly', async ({ page }) => {
    const unauthorizedApiResponses = attachUnauthorizedTracker(page)

    await page.goto('/')
    await waitForAdminReady(page)
    // 路由配置: / 重定向到 /dashboard
    await expect(page).toHaveURL(/\/dashboard/)

    // P0修复：管理台正常页面出现401/403时必须失败，避免“页面壳子存在即通过”。
    expect(unauthorizedApiResponses, `dashboard出现未授权API响应: ${unauthorizedApiResponses.join(' | ')}`).toEqual([])

    console.log('✅ Dashboard页面加载成功')
  })

  test('users page loads', async ({ page }) => {
    const unauthorizedApiResponses = attachUnauthorizedTracker(page)

    await page.goto('/users')
    await waitForAdminReady(page)

    // 等待页面URL变为/users
    await expect(page).toHaveURL(/\/users/, { timeout: 15000 })

    // 检查页面没有重定向到403（说明有权限访问）
    await expect(page).not.toHaveURL(/\/403/)

    // 检查页面是否显示用户相关内容（可能有多种方式渲染）
    // 尝试查找"用户管理"标题（使用heading role更精确）
    // 强断言：页面必须包含用户相关内容
    await expect(
      page.getByRole('heading', { name: '用户管理' }),
      '用户管理页面应包含用户相关内容'
    ).toBeVisible({ timeout: 10000 })

    // P0修复：用户管理页若出现401/403，必须显式失败。
    expect(unauthorizedApiResponses, `users页出现未授权API响应: ${unauthorizedApiResponses.join(' | ')}`).toEqual([])

    console.log('✅ 用户页面加载成功')
  })

  test('forbidden page loads', async ({ page }) => {
    await page.goto('/403')
    await waitForAdminReady(page)

    // 稳定性修复：校验 403 页关键文案，避免仅检查 #app 导致“假通过”。
    await expect(page.getByText('403')).toBeVisible({ timeout: 15000 })
    await expect(page).toHaveURL(/\/403/)
    console.log('✅ 403页面加载成功')
  })
})