import assert from 'node:assert/strict'
import { mkdir } from 'node:fs/promises'
import { chromium } from 'playwright'

// 本地 H5 交互回归：所有 API 均由 fixture 拦截，不写真实业务库。
const origin = process.env.PRODUCT_TEST_ORIGIN || 'http://localhost:3006'
const artifacts = '/tmp/shanxia-product-e2e'
await mkdir(artifacts, { recursive: true })

const browser = await chromium.launch({ headless: true, channel: 'chrome' })
const context = await browser.newContext({
  viewport: { width: 375, height: 812 },
  isMobile: true,
  deviceScaleFactor: 1
})
const page = await context.newPage()
const pageErrors = []
const calls = []
const unknownPaths = []
page.on('pageerror', (error) => pageErrors.push(error.message))

const image = `${origin}/fixture-product.svg`
const ownProduct = {
  id: 'product-1',
  productNo: 'CP-001',
  productName: '工业甲醇',
  namePinyinAbbr: 'GYJC',
  categoryId: 'category-2',
  categoryName: '醇类',
  model: '优级品',
  barcode: '690000000001',
  taxRate: 13,
  stock: 20,
  lowStock: 5,
  status: 'on',
  isToxic: 1,
  isExplosive: 0,
  description: '产品说明',
  remark: 'fixture 产品',
  images: image,
  brands: [{ id: 'brand-1', brandName: '山峡牌', status: 'on' }],
  aliases: [{ id: 'alias-1', aliasName: '木醇' }],
  createBy: 'user-1',
  createTime: '2026-10-17 09:00:00'
}
const foreignProduct = {
  ...ownProduct,
  id: 'product-foreign',
  productNo: 'CP-002',
  productName: '外部创建产品',
  status: 'off',
  createBy: 'user-2'
}
let failNextPage2 = false
let forbidNextList = false
let failNextCategory = true

await context.addInitScript(() => {
  window.wx = {
    miniProgram: {
      navigateBack() {},
      reLaunch() {},
      getEnv(callback) {
        callback({ miniprogram: true })
      }
    }
  }
})

await context.route('**/fixture-product.svg', (route) =>
  route.fulfill({
    contentType: 'image/svg+xml',
    body: '<svg xmlns="http://www.w3.org/2000/svg" width="160" height="160"><rect width="160" height="160" fill="#dff7ed"/><text x="28" y="86">产品图片</text></svg>'
  })
)

await context.route('**/api/**', async (route) => {
  const request = route.request()
  const url = new URL(request.url())
  if (!url.pathname.startsWith('/api/')) return route.continue()
  const path = url.pathname.replace(/^\/api/, '')
  let body = {}
  try {
    body = request.postDataJSON() || {}
  } catch {
    // 上传类请求不参与 JSON body 断言。
  }
  calls.push({ path, body })

  let code = 200
  let msg = 'ok'
  let data = {}
  if (path === '/web/auth/mp-webview-exchange') {
    data = {
      token: 'fixture-token',
      refreshToken: 'fixture-refresh',
      userInfo: { id: 'user-1', userId: 'user-1', userName: '测试用户', roles: ['admin'] }
    }
  } else if (path === '/web/admin/dict-data/all') {
    data = {
      crm_product_status: [
        { value: 'on', label: '上架', tagType: 'success' },
        { value: 'off', label: '下架', tagType: 'info' }
      ]
    }
  } else if (path === '/web/crm/product-categories/tree') {
    if (failNextCategory) {
      failNextCategory = false
      code = 500
      msg = '分类树测试失败'
    } else {
      data = [
        {
          id: 'category-1',
          categoryName: '化工原料',
          children: [{ id: 'category-2', categoryName: '醇类', children: [] }]
        }
      ]
    }
  } else if (path === '/web/crm/products/column-facet-values') {
    data = {
      list: [
        { value: '优级品', label: '优级品', count: 2 },
        { value: '桶装（首屏外）', label: '桶装（首屏外）', count: 1 }
      ]
    }
  } else if (path === '/web/crm/products/list') {
    if (forbidNextList) {
      forbidNextList = false
      code = 403
      msg = '无权限'
    } else if (Number(body.page) === 2 && failNextPage2) {
      failNextPage2 = false
      code = 500
      msg = '分页测试失败'
    } else {
      data = {
        list:
          Number(body.page) === 2
            ? [{ ...ownProduct, id: 'product-3', productNo: 'CP-003' }]
            : [ownProduct, foreignProduct],
        total: 22
      }
    }
  } else if (path === '/web/crm/products/detail') {
    if (body.id === 'product-slow') {
      await new Promise((resolve) => setTimeout(resolve, 450))
      data = {
        ...ownProduct,
        id: 'product-slow',
        productNo: 'CP-SLOW',
        productName: '迟到的旧产品响应'
      }
    } else {
      data = body.id === foreignProduct.id ? foreignProduct : ownProduct
    }
  } else if (path === '/web/crm/products/update-status') {
    ownProduct.status = body.status
    data = true
  } else if (path === '/web/crm/products/delete') {
    data = true
  } else if (path === '/web/admin/attachment/upload') {
    data = {
      id: 'upload-1',
      fileName: 'new-product.png',
      fileUrl: image,
      fileSize: 16,
      fileType: 'image/png'
    }
  } else {
    unknownPaths.push(path)
    code = 500
    msg = `未模拟 API: ${path}`
  }

  await route.fulfill({
    contentType: 'application/json',
    body: JSON.stringify({ code, msg, data })
  })
})

const lastCall = (path) => calls.findLast((item) => item.path === path)
async function assertNoOverflow(width) {
  await page.setViewportSize({ width, height: 812 })
  assert.equal(
    await page.evaluate(() => document.documentElement.scrollWidth > innerWidth),
    false,
    `页面在 ${width}px 不应横向溢出`
  )
}

async function hideDevtools() {
  await page.addStyleTag({
    content:
      'vite-plugin-vue-devtools,#vue-devtools-container,.vue-devtools__anchor,.vue-devtools-frame,.vue-devtools__anchor-btn{display:none!important}'
  })
}

try {
  await page.goto(`${origin}/#/m/crm/product?mpTicket=product-fixture`)
  await page.getByRole('heading', { name: '产品管理', exact: true }).waitFor()
  await page.getByRole('button', { name: `查看产品：${ownProduct.productName}` }).waitFor()
  await hideDevtools()

  assert.deepEqual(await page.locator('.mp-wv-status-tabs button').allTextContents(), [
    '全部',
    '上架',
    '下架'
  ])

  const listOrder = await Promise.all(
    ['.mp-wv-header', '.mp-wv-status-tabs', '.mp-wv-filter-bar--three', '.mp-crm-expense-card'].map(
      async (selector) => (await page.locator(selector).first().boundingBox())?.y ?? -1
    )
  )
  assert.deepEqual(
    [...listOrder].sort((a, b) => a - b),
    listOrder
  )
  assert.equal(await page.locator('.mp-wv-filter-bar--three .mp-wv-filter-trig').count(), 3)
  assert.equal(await page.locator('.mp-crm-expense-card .ec-amount').count(), 0)
  const firstCard = page.locator('.mp-crm-expense-card').first()
  for (const name of ['编辑', '下架', '删除']) {
    assert.ok(await firstCard.getByRole('button', { name, exact: true }).isVisible())
  }
  for (const button of await firstCard.locator('.ec-bottom button').all()) {
    const box = await button.boundingBox()
    assert.ok(
      (box?.width || 0) >= 44 && (box?.height || 0) >= 44,
      `表单底栏命中尺寸：${JSON.stringify(box)}`
    )
  }
  assert.ok(
    await page
      .locator('.mp-crm-expense-card')
      .nth(1)
      .getByRole('button', { name: '删除', exact: true })
      .isDisabled()
  )

  await page.getByRole('button', { name: '快捷操作' }).click()
  for (const name of ['产品分类', '新增产品']) {
    const item = page.getByRole('button', { name, exact: true })
    assert.ok(await item.isVisible())
    const box = await item.boundingBox()
    assert.ok((box?.width || 0) >= 44 && (box?.height || 0) >= 44)
  }
  await page.getByRole('button', { name: '快捷操作' }).click()

  const search = page.getByRole('searchbox', { name: '搜索产品' })
  await search.fill('甲醇')
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    search.press('Enter')
  ])
  assert.equal(lastCall('/web/crm/products/list').body.keyword, '甲醇')
  await page.getByText('化工原料 / 醇类', { exact: true }).first().waitFor()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    search.fill('')
  ])
  assert.equal(lastCall('/web/crm/products/list').body.keyword, undefined)

  await page.getByRole('button', { name: '全部型号', exact: true }).click()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    page.getByRole('button', { name: '桶装（首屏外）', exact: true }).click()
  ])
  assert.equal(lastCall('/web/crm/products/list').body.model, '桶装（首屏外）')

  await page.getByRole('button', { name: '桶装（首屏外）', exact: true }).click()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    page.getByRole('button', { name: '全部型号', exact: true }).click()
  ])
  await page.getByRole('button', { name: '全部分类', exact: true }).click()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    page.getByRole('button', { name: '化工原料 / 醇类', exact: true }).click()
  ])
  assert.equal(lastCall('/web/crm/products/list').body.categoryId, 'category-2')

  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    page.locator('.mp-wv-status-tabs').getByRole('button', { name: '上架', exact: true }).click()
  ])
  assert.equal(lastCall('/web/crm/products/list').body.statusIn, 'on')

  await page.getByRole('button', { name: '更多', exact: true }).click()
  const moreSheet = page.getByRole('dialog').filter({ hasText: '更多筛选' })
  await moreSheet.locator('input[type="number"]').nth(0).fill('10')
  await moreSheet.locator('input[type="number"]').nth(1).fill('30')
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    moreSheet.getByRole('button', { name: '确定', exact: true }).click()
  ])
  assert.equal(lastCall('/web/crm/products/list').body.priceMin, 10)
  assert.equal(lastCall('/web/crm/products/list').body.priceMax, 30)
  assert.equal(await page.locator('.mp-wv-filter-more__dot').count(), 1)

  failNextPage2 = true
  const loadMore = page.getByRole('button', { name: /加载更多/ })
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    loadMore.click()
  ])
  const pageError = page.locator('.mp-product-page-error[role="alert"]')
  await pageError.getByText('分页测试失败', { exact: true }).waitFor()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/list')),
    pageError.getByRole('button', { name: '重试加载', exact: true }).click()
  ])
  const pageTwoCalls = calls.filter(
    (item) => item.path === '/web/crm/products/list' && Number(item.body.page) === 2
  )
  assert.equal(pageTwoCalls.length, 2, '分页失败后重试必须仍请求第 2 页')

  await firstCard.getByRole('button', { name: '下架', exact: true }).click()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/crm/products/update-status')),
    page.getByRole('button', { name: '确定', exact: true }).click()
  ])
  assert.equal(lastCall('/web/crm/products/update-status').body.status, 'off')
  await page.getByRole('dialog').waitFor({ state: 'hidden' })
  await page.locator('.el-message').last().waitFor({ state: 'hidden' })
  await page.evaluate(() => window.scrollTo(0, 0))
  assert.equal(await page.locator('.el-overlay').filter({ visible: true }).count(), 0)

  await assertNoOverflow(375)
  await page.screenshot({ path: `${artifacts}/product-list-375.png`, fullPage: true })
  await assertNoOverflow(414)
  await page.screenshot({ path: `${artifacts}/product-list-414.png`, fullPage: true })

  await page.goto(`${origin}/#/m/crm/product/${ownProduct.id}?mpTicket=product-detail-fixture`)
  await page.getByRole('heading', { name: '产品详情', exact: true }).waitFor()
  await page.reload()
  await page.getByRole('heading', { name: '产品详情', exact: true }).waitFor()
  await hideDevtools()
  assert.equal(await page.locator('.mp-product-detail-tab').count(), 3)
  assert.equal(await page.locator('.status-tag--info').filter({ hasText: '下架' }).count(), 1)
  for (const button of await page.locator('.mp-wv-fab-bar button').all()) {
    const box = await button.boundingBox()
    assert.ok((box?.width || 0) >= 44 && (box?.height || 0) >= 44)
  }
  await page.getByRole('button', { name: '产品图片', exact: true }).click()
  await page.locator('.mp-wv-img-grid__item').click()
  await page.locator('.el-image-viewer__wrapper').waitFor()
  await page.keyboard.press('Escape')
  await page.locator('.el-image-viewer__wrapper').waitFor({ state: 'hidden' })
  await assertNoOverflow(375)
  await page.screenshot({ path: `${artifacts}/product-detail-375.png`, fullPage: true })
  await assertNoOverflow(414)
  await page.screenshot({ path: `${artifacts}/product-detail-414.png`, fullPage: true })

  const slowRequest = page.waitForRequest((request) => {
    if (!request.url().endsWith('/web/crm/products/detail')) return false
    try {
      return request.postDataJSON()?.id === 'product-slow'
    } catch {
      return false
    }
  })
  const slowResponse = page.waitForResponse((response) => {
    if (!response.url().endsWith('/web/crm/products/detail')) return false
    try {
      return response.request().postDataJSON()?.id === 'product-slow'
    } catch {
      return false
    }
  })
  await page.evaluate(() => {
    location.hash = '#/m/crm/product/product-slow?mpTicket=product-race-fixture'
  })
  await slowRequest
  const fastResponse = page.waitForResponse((response) => {
    if (!response.url().endsWith('/web/crm/products/detail')) return false
    try {
      return response.request().postDataJSON()?.id === 'product-1'
    } catch {
      return false
    }
  })
  await page.evaluate(() => {
    location.hash = '#/m/crm/product/product-1?mpTicket=product-race-fixture'
  })
  await fastResponse
  await slowResponse
  assert.ok(await page.getByText('CP-001', { exact: true }).isVisible())
  assert.equal(await page.getByText('CP-SLOW', { exact: true }).count(), 0)

  await page.goto(`${origin}/#/m/crm/product/${ownProduct.id}/edit?mpTicket=product-edit-fixture`)
  await page.getByRole('heading', { name: '编辑产品', exact: true }).waitFor()
  const formBack = page.getByRole('button', { name: '返回产品列表', exact: true })
  const formBackBox = await formBack.boundingBox()
  assert.ok((formBackBox?.width || 0) >= 44 && (formBackBox?.height || 0) >= 44)
  for (const button of await page.locator('.mp-plan-form-footer button').all()) {
    const box = await button.boundingBox()
    assert.ok(
      (box?.width || 0) >= 44 && (box?.height || 0) >= 30 && (box?.height || 0) <= 34,
      `表单底栏按钮尺寸（可视高约30px）：${JSON.stringify(box)}`
    )
    const hasIcon = await button.locator('.el-icon').count()
    assert.equal(hasIcon, 0, '小程序产品表单底栏按钮不应带 icon')
  }
  for (const name of ['新增品牌', '新增别名', '重新生成']) {
    const btn = page.getByRole('button', { name, exact: true })
    assert.ok(await btn.isVisible(), `${name}应可见`)
    const box = await btn.boundingBox()
    assert.ok(
      (box?.height || 0) >= 30 && (box?.height || 0) <= 34,
      `${name}可视高约30px：${JSON.stringify(box)}`
    )
    assert.equal(await btn.locator('.el-icon').count(), 0, `${name}不应带 icon`)
  }
  const uploadCardBox = await page.locator('.attachment-upload .upload-card').boundingBox()
  assert.ok(
    Math.abs((uploadCardBox?.width || 0) - 72) <= 1,
    `上传卡宽度：${JSON.stringify(uploadCardBox)}`
  )
  assert.ok(
    Math.abs((uploadCardBox?.height || 0) - 72) <= 1,
    `上传卡高度：${JSON.stringify(uploadCardBox)}`
  )
  const uploadInput = page.locator('.attachment-upload input[type="file"]').first()
  await Promise.all([
    page.waitForResponse((response) => response.url().endsWith('/web/admin/attachment/upload')),
    uploadInput.setInputFiles({
      name: 'new-product.png',
      mimeType: 'image/png',
      buffer: Buffer.from('fixture-product-image')
    })
  ])
  await page.locator('.attachment-name[title="new-product.png"]').waitFor({ state: 'attached' })
  const uploadDeleteBox = await page.locator('.attachment-compact-delete').last().boundingBox()
  assert.ok(
    (uploadDeleteBox?.width || 0) >= 44 && (uploadDeleteBox?.height || 0) >= 44,
    `上传删除命中尺寸：${JSON.stringify(uploadDeleteBox)}`
  )
  await page.locator('.attachment-item .attachment-preview').last().click()
  const uploadPreview = page.getByRole('dialog', { name: 'new-product.png' })
  await uploadPreview.waitFor()
  await uploadPreview.locator('.el-dialog__headerbtn').click()
  await uploadPreview.waitFor({ state: 'hidden' })

  forbidNextList = true
  await page.goto(`${origin}/#/m/crm/product?mpTicket=product-forbidden-fixture`)
  await page.getByRole('heading', { name: '产品管理', exact: true }).waitFor()
  assert.ok(await page.getByRole('button', { name: '返回工作台', exact: true }).isVisible())
  await page.locator('.mp-wv-empty').getByText('无权限', { exact: true }).waitFor()
  assert.equal(await page.locator('.el-overlay').filter({ visible: true }).count(), 0)

  assert.deepEqual(pageErrors, [])
  assert.deepEqual(unknownPaths, [], `存在未模拟 API：${unknownPaths.join(', ')}`)
  console.log(`product Playwright: PASS\nscreenshots: ${artifacts}`)
} finally {
  await browser.close()
}