const test = require('node:test')
const assert = require('node:assert/strict')
const fs = require('node:fs')
const path = require('node:path')
const vm = require('node:vm')
const ts = require('typescript')
const root = path.resolve(__dirname, '..')
const fullProfile = { id: 9, nickname: '测试用户', gender: '女', birthday: '1998-06-18', birthHour: '辰时',
  province: '北京市', city: '北京市', district: '朝阳区', remainingEdits: 4, avatarUrl: '', elementReport: null }

test('编辑页所有编译样式均限定页面，默认头像不复用我的元素水滴类', () => {
  const runner = require.resolve('@tarojs/webpack5-runner')
  const sass = require(require.resolve('sass', { paths: [runner] }))
  const postcss = require(require.resolve('postcss', { paths: [runner] }))
  const css = sass.renderSync({ file: path.join(root, 'src/pages/profile-edit/index.scss') }).css.toString()
  let checked = 0
  postcss.parse(css).walkRules(rule => {
    rule.selectors.forEach(selector => {
      assert.match(selector, /^\.edit-page(?:\s|[.:#>+~\[]|$)/, `编辑页样式泄漏: ${selector}`)
      checked++
    })
  })
  assert.ok(checked > 40)
  assert.match(css, /\.edit-page \.edit-water-mascot/)
  assert.doesNotMatch(css, /\.water-mascot\b/)
  const source = fs.readFileSync(path.join(root, 'src/pages/profile-edit/index.tsx'), 'utf8')
  assert.match(source, /className='edit-water-mascot'/)
  assert.doesNotMatch(source, /className='water-mascot'/)
})

function setup(token = 'test-session', baseUrl) {
  let profile = { ...fullProfile }
  const storage = { token }
  const calls = [], routes = []
  const taro = { default: {
    getStorageSync: key => storage[key],
    setStorageSync: (key, value) => { storage[key] = value },
    removeStorageSync: key => { delete storage[key] },
    request: async options => {
      calls.push(options)
      if (options.method === 'PUT') profile = { ...profile, ...options.data, remainingEdits: profile.remainingEdits - 1 }
      return { statusCode: 200, data: { code: 0, data: { ...profile } } }
    },
    uploadFile: async options => {
      calls.push(options)
      profile = { ...profile, avatarUrl: 'https://files.example.test/file/access?token=test-file-token' }
      return { statusCode: 200, data: JSON.stringify({ code: 0, data: profile }) }
    },
    switchTab: async options => { routes.push(options.url) },
    redirectTo: async options => { routes.push(options.url) }
  } }
  const cache = {}
  function load(name) {
    if (cache[name]) return cache[name]
    const exports = {}
    cache[name] = exports
    vm.runInNewContext(ts.transpileModule(fs.readFileSync(path.join(root, `src/${name}.ts`), 'utf8'), {
      compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2019 }
    }).outputText, { exports, process: { env: { TARO_ENV: 'h5' } }, window: { location: { search: '' } }, URLSearchParams,
      ...(baseUrl === undefined ? {} : { API_BASE_URL: baseUrl }),
      require: id => id === '@tarojs/taro' ? taro : load(path.posix.normalize(path.posix.join(path.posix.dirname(name), id))) })
    return exports
  }
  return { service: load('services/request'), editing: load('utils/profileEditing'), account: load('services/account'),
    taro: taro.default, storage, calls, routes }
}

test('无登录凭证不发送个人资料请求；401清除缓存并同步所有订阅页面', async () => {
  const missing = setup('')
  await assert.rejects(missing.service.api.profile(), /请先登录/)
  assert.equal(missing.calls.length, 0)
  const ctx = setup()
  await ctx.service.api.profile()
  const updates = []
  const unsubscribe = ctx.service.subscribeProfile(profile => updates.push(profile))
  ctx.taro.request = async () => ({ statusCode: 401, data: { code: 401, message: '请重新登录' } })
  await assert.rejects(ctx.service.api.profile(true), /失效|登录/)
  assert.equal(ctx.storage.token, undefined)
  assert.equal(ctx.service.getCachedProfile(), null)
  assert.equal(updates.at(-1), null)
  unsubscribe()
})

test('生日阳历日期与农历显示偏好一起保存并从接口回显', async () => {
  const ctx = setup()
  const original = await ctx.service.api.profile()
  const form = { ...ctx.editing.toEditableProfile(original), birthdayCalendar: 'lunar' }
  const saved = await ctx.editing.saveProfileEdits(original, form, '', ctx.service.api, () => {})
  const request = ctx.calls.find(call => call.method === 'PUT')
  assert.equal(request.data.birthday, original.birthday)
  assert.equal(request.data.birthdayCalendar, 'lunar')
  assert.equal(saved.profile.birthdayCalendar, 'lunar')
  const reloaded = ctx.editing.toEditableProfile(await ctx.service.api.profile(true))
  assert.equal(reloaded.birthdayCalendar, 'lunar')
  assert.equal(reloaded.birthday, original.birthday)
  const before = ctx.calls.length
  const unchanged = await ctx.editing.saveProfileEdits(saved.profile, reloaded, '', ctx.service.api, () => {})
  assert.equal(unchanged.changed, false)
  assert.equal(ctx.calls.length, before)
})

test('登录校验只复用同token的有效资料，账号切换与退出后立即失效', async () => {
  const ctx = setup()
  assert.equal(ctx.service.getFreshCachedProfile(), null)
  await ctx.service.api.profile()
  assert.equal(ctx.service.getFreshCachedProfile().id, fullProfile.id)
  ctx.storage.token = 'another-session'
  assert.equal(ctx.service.getFreshCachedProfile(), null)
  ctx.service.clearLogin()
  assert.equal(ctx.service.getFreshCachedProfile(), null)
})

test('头像经专用COS后端接口上传，Bearer字段正确，禁止H5跨域Cookie', async () => {
  const ctx = setup()
  const updates = []
  ctx.service.subscribeProfile(profile => updates.push(profile))
  const profile = await ctx.service.api.uploadAvatar('blob:local-avatar')
  const upload = ctx.calls[0]
  assert.equal(upload.url, 'http://101.43.139.56/hera/api/user/avatar')
  assert.equal(upload.name, 'file')
  assert.equal(upload.filePath, 'blob:local-avatar')
  assert.equal(upload.header.Authorization, 'Bearer test-session')
  assert.equal(upload.header['content-type'], undefined)
  assert.equal(upload.withCredentials, false)
  assert.equal(profile.avatarUrl, updates.at(-1).avatarUrl)
  assert.equal(ctx.service.getCachedProfile().avatarUrl, profile.avatarUrl)
  assert.equal((await ctx.service.api.profile()).avatarUrl, profile.avatarUrl)
  assert.equal(ctx.calls.length, 1)
})

test('默认部署地址为远端hera前缀，登录资料上传与相对文件路径一致且允许本地覆盖', async () => {
  const ctx = setup()
  await ctx.service.api.profile()
  await ctx.service.api.wxLogin('stub-code')
  assert.equal(ctx.calls[0].url, 'http://101.43.139.56/hera/api/user/profile')
  assert.equal(ctx.calls[1].url, 'http://101.43.139.56/hera/api/auth/wx-login')
  assert.equal(ctx.service.resolveAssetUrl('/file/access?token=test-only'), 'http://101.43.139.56/hera/file/access?token=test-only')
  assert.equal(ctx.service.resolveAssetUrl('https://files.example.test/image.png'), 'https://files.example.test/image.png')
  const local = setup('local-session', 'http://127.0.0.1:8080/')
  await local.service.api.profile()
  await local.service.api.uploadAvatar('blob:test-only')
  assert.equal(local.calls[0].url, 'http://127.0.0.1:8080/api/user/profile')
  assert.equal(local.calls[1].url, 'http://127.0.0.1:8080/api/user/avatar')
  const config = fs.readFileSync(path.join(root, 'config/index.ts'), 'utf8')
  assert.match(config, /process\.env\.HERA_API_BASE_URL \|\| 'http:\/\/101\.43\.139\.56\/hera'/)
})

test('上传失败不覆盖已有头像；HTML 401也清理会话', async () => {
  const ctx = setup()
  await ctx.service.api.profile()
  ctx.taro.uploadFile = async () => ({ statusCode: 400, data: JSON.stringify({ code: 400, message: '仅支持 JPG、PNG 或 WebP 头像' }) })
  await assert.rejects(ctx.service.api.uploadAvatar('bad.gif'), /仅支持/)
  assert.equal(ctx.service.getCachedProfile().avatarUrl, '')
  ctx.taro.uploadFile = async () => ({ statusCode: 401, data: '<html>unauthorized</html>' })
  await assert.rejects(ctx.service.api.uploadAvatar('test.png'), /失效|登录/)
  assert.equal(ctx.storage.token, undefined)
})

test('新注册空资料保持空值，老用户直接保存token进入我的', async () => {
  const ctx = setup('')
  await ctx.account.finishAccountLogin({ token: 'new-session', user: { ...fullProfile, birthday: null, birthHour: null,
    gender: '未知', province: null, city: null, district: null } })
  assert.equal(ctx.storage.token, 'new-session')
  assert.equal(ctx.service.getCachedProfile().birthday, '')
  assert.equal(ctx.editing.toEditableProfile(ctx.service.getCachedProfile()).gender, '')
  assert.equal(ctx.routes.at(-1), '/pages/profile-edit/index?mode=register')
  await ctx.account.finishAccountLogin({ token: 'returning-session', user: fullProfile })
  assert.equal(ctx.routes.at(-1), '/pages/my/index')
  assert.equal(ctx.service.getCachedProfile().id, 9)
})

test('单独更新头像不调用资料PUT，且不受资料额度为0限制', async () => {
  const ctx = setup()
  let personalWrites = 0
  const initial = { ...fullProfile, remainingEdits: 0 }
  const result = await ctx.editing.saveProfileEdits(initial, ctx.editing.toEditableProfile(initial), 'avatar.png', {
    uploadAvatar: async () => ({ ...initial, avatarUrl: '/file/access?token=fixture' }),
    updateProfile: async () => { personalWrites++; return initial }
  }, () => {})
  assert.equal(personalWrites, 0)
  assert.equal(result.profile.remainingEdits, 0)
  assert.equal(result.changed, true)
})

test('头像上传失败不消费个人资料额度；先上传再保存且只PUT一次', async () => {
  const ctx = setup()
  const form = { ...ctx.editing.toEditableProfile(fullProfile), nickname: '新昵称' }
  const order = []
  const writer = {
    uploadAvatar: async () => { order.push('upload'); throw new Error('COS不可用') },
    updateProfile: async () => { order.push('put'); return { ...fullProfile, ...form, remainingEdits: 3 } }
  }
  await assert.rejects(ctx.editing.saveProfileEdits(fullProfile, form, 'avatar.png', writer, () => {}), /COS/)
  assert.deepEqual(order, ['upload'])
  order.length = 0
  writer.uploadAvatar = async () => { order.push('upload'); return { ...fullProfile, avatarUrl: '/avatar.png' } }
  await ctx.editing.saveProfileEdits(fullProfile, form, 'avatar.png', writer, () => order.push('sync'))
  assert.deepEqual(order, ['upload', 'sync', 'put'])
})

test('头像成功而资料失败会明确提示；重试不再次上传文件', async () => {
  const ctx = setup()
  const form = { ...ctx.editing.toEditableProfile(fullProfile), nickname: '新昵称' }
  let uploads = 0, writes = 0, uploaded
  const writer = {
    uploadAvatar: async () => { uploads++; return { ...fullProfile, avatarUrl: '/saved.png' } },
    updateProfile: async () => { writes++; throw new Error('资料暂不可用') }
  }
  await assert.rejects(ctx.editing.saveProfileEdits(fullProfile, form, 'avatar.png', writer, profile => { uploaded = profile }), /头像已更新，个人资料未保存/)
  writer.updateProfile = async () => { writes++; return { ...uploaded, ...form } }
  await ctx.editing.saveProfileEdits(uploaded, form, '', writer, () => {})
  assert.equal(uploads, 1); assert.equal(writes, 2)
})

test('不发送未更改的个人资料；校验非法日期、缺失信息和昵称', async () => {
  const ctx = setup()
  let writes = 0
  const form = ctx.editing.toEditableProfile(fullProfile)
  const unchanged = await ctx.editing.saveProfileEdits(fullProfile, form, '', { uploadAvatar: async () => fullProfile,
    updateProfile: async () => { writes++; return fullProfile } }, () => {})
  assert.equal(unchanged.changed, false); assert.equal(writes, 0)
  for (const patch of [{ nickname: '' }, { gender: '' }, { birthday: '2026-02-30' }, { birthday: '2999-01-01' }]) {
    assert.throws(() => ctx.editing.validateProfileForm({ ...form, ...patch }))
  }
})

test('三个位置共用头像组件，编辑失败不回退假资料，不再使用dev-code登录', () => {
  for (const page of ['home', 'my', 'profile-edit']) {
    const source = fs.readFileSync(path.join(root, `src/pages/${page}/index.tsx`), 'utf8')
    assert.match(source, /UserAvatar/)
    assert.doesNotMatch(source, /setProfile\(previewProfile\)/)
  }
  for (const page of ['home', 'my']) assert.match(fs.readFileSync(path.join(root, `src/pages/${page}/index.tsx`), 'utf8'), /subscribeProfile/)
  assert.doesNotMatch(fs.readFileSync(path.join(root, 'src/pages/login/index.tsx'), 'utf8'), /dev-code/)
  assert.match(fs.readFileSync(path.join(root, 'src/components/UserAvatar.tsx'), 'utf8'), /api.profile\(true\)/)
})