import { existsSync, readFileSync } from 'node:fs'
import { fileURLToPath } from 'node:url'
import { dirname, resolve } from 'node:path'

const root = resolve(dirname(fileURLToPath(import.meta.url)), '..')
const srcRoot = resolve(root, 'src')

const tabPages = [
  { file: 'pages/home/index.vue' },
  { file: 'pages/private/index.vue' },
  { file: 'pages/mall/index.vue' },
  { file: 'pages/courses/index.vue' },
  { file: 'pages/profile/index.vue' }
]

const tabBarPages = [
  'pages/home/index',
  'pages/private/index',
  'pages/mall/index',
  'pages/courses/index',
  'pages/profile/index'
]

const icons = ['home', 'course', 'mine', 'mall', 'private']
const failures = []

const pagesJson = JSON.parse(readFileSync(resolve(srcRoot, 'pages.json'), 'utf8'))

if (!pagesJson.tabBar) {
  failures.push('pages.json missing tabBar configuration')
} else {
  const tabPaths = pagesJson.tabBar.list.map(item => item.pagePath)
  for (const page of tabBarPages) {
    if (!tabPaths.includes(page)) {
      failures.push(`tabBar missing page: ${page}`)
    }
  }
}

for (const { file } of tabPages) {
  const path = resolve(srcRoot, file)
  if (!existsSync(path)) {
    failures.push(`Missing tab page: ${file}`)
  }
}

for (const icon of icons) {
  const iconPath = resolve(srcRoot, `static/comprehensive/tab/${icon}.png`)
  const activeIconPath = resolve(srcRoot, `static/comprehensive/tab/${icon}-active.png`)
  if (!existsSync(iconPath)) failures.push(`Missing icon: static/comprehensive/tab/${icon}.png`)
  if (!existsSync(activeIconPath)) failures.push(`Missing icon: static/comprehensive/tab/${icon}-active.png`)
}

const venuePages = [
  'pages/comprehensive/home/index.vue',
  'pages/comprehensive/courses/index.vue',
  'pages/comprehensive/profile/index.vue',
  'pages/ice/home/index.vue',
  'pages/ice/courses/index.vue',
  'pages/ice/profile/index.vue',
  'pages/ice/private/index.vue',
  'pages/ice/mall/index.vue'
]

for (const file of venuePages) {
  const path = resolve(srcRoot, file)
  if (!existsSync(path)) {
    failures.push(`Missing venue page: ${file}`)
    continue
  }
  const content = readFileSync(path, 'utf8')
  if (content.includes('VenueTabBar')) {
    failures.push(`${file} still references VenueTabBar`)
  }
}

if (existsSync(resolve(srcRoot, 'components/VenueTabBar.vue'))) {
  failures.push('VenueTabBar.vue should be deleted')
}

if (failures.length) {
  console.error(`TabBar verification failed with ${failures.length} issue(s):`)
  for (const failure of failures) console.error(`- ${failure}`)
  process.exit(1)
}

console.log('TabBar verification passed.')