const fs = require('fs')
const path = require('path')

const root = path.resolve(__dirname, '..')
const menuPath = path.join(root, 'work', 'menu_inventory_role1.csv')
const rows = parseCsv(fs.readFileSync(menuPath, 'utf8'))

function parseCsv(text) {
  const lines = text.replace(/^\uFEFF/, '').trim().split(/\r?\n/)
  const parseLine = line => {
    const values = []
    let value = ''
    let quoted = false
    for (let i = 0; i < line.length; i++) {
      const char = line[i]
      if (char === '"') {
        if (quoted && line[i + 1] === '"') { value += '"'; i++ }
        else quoted = !quoted
      } else if (char === ',' && !quoted) { values.push(value); value = '' }
      else value += char
    }
    values.push(value)
    return values
  }
  const headers = parseLine(lines.shift())
  return lines.map(line => {
    const values = parseLine(line)
    return Object.fromEntries(headers.map((header, i) => [header, values[i] || '']))
  })
}

function cleanText(value) {
  return String(value || '')
    .replace(/<[^>]+>/g, ' ')
    .replace(/\{\{[^}]+\}\}/g, ' ')
    .replace(/\s+/g, ' ')
    .trim()
}

function unique(values) {
  return [...new Set(values.map(value => cleanText(value)).filter(Boolean))]
}

function csv(value) {
  return `"${String(value == null ? '' : value).replace(/"/g, '""')}"`
}

const pageRows = []
for (const row of rows) {
  if (!row.componet || row.pid === '0') continue
  const relativeView = `${row.componet.replace(/^\//, '')}.vue`
  const sourcePath = path.join(root, 'src', 'views', relativeView)
  const exists = fs.existsSync(sourcePath)
  const source = exists ? fs.readFileSync(sourcePath, 'utf8') : ''
  const buttons = []
  const buttonPattern = /<el-button\b[^>]*>([\s\S]*?)<\/el-button>/g
  let match
  while ((match = buttonPattern.exec(source)) !== null) buttons.push(match[1])
  const tabs = []
  const tabPattern = /<el-tab-pane\b[^>]*\blabel\s*=\s*(['"])(.*?)\1/g
  while ((match = tabPattern.exec(source)) !== null) tabs.push(match[2])
  const columns = []
  const columnPattern = /<el-table-column\b[^>]*\blabel\s*=\s*(['"])(.*?)\1/g
  while ((match = columnPattern.exec(source)) !== null) columns.push(match[2])
  const methods = []
  const methodPattern = /^\s{4,8}([A-Za-z_$][\w$]*)\s*\([^)]*\)\s*\{/gm
  while ((match = methodPattern.exec(source)) !== null) methods.push(match[1])
  const procedures = []
  const procedurePattern = /\bCreateData\s*\(\s*(['"])(.*?)\1\s*,\s*(['"])(.*?)\3/gms
  while ((match = procedurePattern.exec(source)) !== null) procedures.push(match[4])
  const b1 = { get: (source.match(/\bgetB1\s*\(/g) || []).length, post: (source.match(/\bpostB1\s*\(/g) || []).length, patch: (source.match(/\bpatchB1\s*\(/g) || []).length }
  const tm = { get: (source.match(/\bgettm\s*\(/g) || []).length, post: (source.match(/\bposttm\s*\(/g) || []).length, patch: (source.match(/\bpatchtm\s*\(/g) || []).length }
  pageRows.push({
    module: row.componet.split('/')[1] || '', title: row.title, path: row.componet, component: row.componet,
    source: relativeView, exists, buttons: unique(buttons).join(' | '), tabs: unique(tabs).join(' | '),
    columns: unique(columns).join(' | '), methods: unique(methods).join(' | '), procedures: unique(procedures).join(' | '),
    b1GetPostPatch: `${b1.get}/${b1.post}/${b1.patch}`, tmGetPostPatch: `${tm.get}/${tm.post}/${tm.patch}`
  })
}

const headers = ['module', 'title', 'path', 'component', 'source', 'exists', 'buttons', 'tabs', 'columns', 'methods', 'procedures', 'b1GetPostPatch', 'tmGetPostPatch']
const output = [headers, ...pageRows.map(row => headers.map(header => row[header]))].map(row => row.map(csv).join(',')).join('\n') + '\n'
fs.writeFileSync(path.join(root, 'work', 'page_ui_inventory_role1_20260725.csv'), output, 'utf8')
const missing = pageRows.filter(row => !row.exists)
console.log(JSON.stringify({ menuLeaves: pageRows.length, sourceFilesFound: pageRows.filter(row => row.exists).length, sourceFilesMissing: missing.length, missingComponents: missing.map(row => row.component) }))