#!/usr/bin/env node
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import { readdir, readFile } from 'node:fs/promises'
import path from 'node:path'
import { fileURLToPath } from 'node:url'

const scriptPath = fileURLToPath(import.meta.url)
const appRoot = path.resolve(path.dirname(scriptPath), '..')
const srcRoot = path.join(appRoot, 'src')

const files = {
  base: path.join(srcRoot, 'styles/base.css'),
  modern: path.join(srcRoot, 'styles/modern.css'),
  tokens: path.join(srcRoot, 'styles/tokens.css'),
  elementOverrides: path.join(srcRoot, 'styles/element-overrides.css'),
  dataTable: path.join(srcRoot, 'components/erp/ErpDataTable.vue'),
  appShell: path.join(srcRoot, 'components/erp/ErpAppShell.vue')
}

const bannedVisibleTerms = [
  '组件展厅',
  '预览',
  '迁移',
  '页面清单',
  '业务等价',
  '待验收',
  '技术预览',
  '旧入口'
]

async function sourceFiles(directory) {
  const entries = await readdir(directory, { withFileTypes: true })
  const nested = await Promise.all(entries.map(async (entry) => {
    const file = path.join(directory, entry.name)
    if (entry.isDirectory()) return sourceFiles(file)
    if (/\.(vue|ts|css)$/.test(entry.name)) return [file]
    return []
  }))
  return nested.flat()
}

function blockFor(source, selector) {
  const pattern = new RegExp(`${selector
    .replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
    .replace(/\s+/g, '\\s*')}\\s*\\{`, 'g')
  let match
  let lastMatch = null
  while ((match = pattern.exec(source)) !== null) {
    lastMatch = match
  }
  if (!lastMatch) return ''
  const start = source.indexOf('{', lastMatch.index)
  let depth = 0
  for (let cursor = start; cursor < source.length; cursor += 1) {
    const char = source[cursor]
    if (char === '{') depth += 1
    if (char === '}') depth -= 1
    if (depth === 0) return source.slice(start + 1, cursor)
  }
  return ''
}

const sources = Object.fromEntries(await Promise.all(
  Object.entries(files).map(async ([key, file]) => [key, await readFile(file, 'utf8')])
))
// Exclude the text-sanitizer utility: its whole purpose is to name and replace
// leaked internal terms (e.g. /预览/g -> 查看), so its replacement-rule literals
// are not visible UI copy and must not count as a leak.
const sanitizerSuffix = path.join('utils', 'display.ts')
const allSourceText = (await Promise.all(
  (await sourceFiles(srcRoot))
    .filter((file) => !file.endsWith(sanitizerSuffix))
    .map((file) => readFile(file, 'utf8'))
)).join('\n')
const navActiveBlock = blockFor(sources.appShell, '.erp-nav :deep(.el-menu-item.is-active)')
const navHoverBlock = blockFor(sources.appShell, '.erp-nav :deep(.el-menu-item:hover),\n.erp-nav :deep(.el-sub-menu__title:hover)')
const tableBlock = blockFor(sources.modern, '.modern-table-block .erp-table')
const tableCellBlock = blockFor(sources.modern, '.erp-admin-surface .erp-table .el-table__cell,\n.business-center .erp-table .el-table__cell,\n.modern-table-block .erp-table .el-table__cell')

const checks = [
  {
    id: 'no-visible-internal-terms',
    passed: bannedVisibleTerms.every((term) => !allSourceText.includes(term))
  },
  {
    id: 'responsive-root-allows-mobile-width',
    passed: !sources.base.includes('min-width: 1180px')
      && sources.base.includes('min-width: 0')
  },
  {
    id: 'primary-navigation-is-a-grouped-collapsible-sidebar-tree',
    passed: sources.appShell.includes('class="erp-nav"')
      && sources.appShell.includes('el-menu-item-group')
      && sources.appShell.includes('el-sub-menu')
      && sources.appShell.includes('核心业务')
      && sources.appShell.includes('渠道与扩展')
      && !sources.appShell.includes('modern-top-menu')
  },
  {
    id: 'side-navigation-uses-line-state-not-pill-fill',
    passed: navActiveBlock.includes('background: transparent')
      && navActiveBlock.includes('border-left: 2px solid var(--erp-color-primary)')
      && navActiveBlock.includes('color: var(--erp-color-primary)')
      && navHoverBlock.includes('background: var(--erp-color-surface-muted)')
  },
  {
    id: 'erp-cards-have-large-medium-small-density-tokens',
    passed: [
      '--erp-card-density-large-min',
      '--erp-card-density-medium-min',
      '--erp-card-density-small-min',
      '--erp-card-padding-large',
      '--erp-card-padding-medium',
      '--erp-card-padding-small'
    ].every((token) => sources.tokens.includes(token))
  },
  {
    id: 'erp-table-density-is-quiet-and-readable',
    passed: tableBlock.includes('border-radius: var(--erp-radius-xs)')
      && tableCellBlock.includes('padding: 5px 0')
      && sources.elementOverrides.includes('--el-table-row-hover-bg-color: var(--erp-color-surface-muted)')
      && sources.elementOverrides.includes('.el-table th.el-table__cell')
      && sources.dataTable.includes('data-modern="erp-data-table"')
  },
  {
    id: 'sidebar-supports-collapse-for-narrow-screens',
    passed: sources.appShell.includes(':collapse="collapsed"')
      && sources.appShell.includes("collapsed ? '64px' : '244px'")
      && (sources.appShell.includes('Fold') && sources.appShell.includes('Expand'))
  }
]

const failed = checks.filter((check) => !check.passed)
console.log(JSON.stringify({
  status: failed.length ? 'failed' : 'passed',
  checks
}, null, 2))

if (failed.length) {
  process.exitCode = 1
}