#!/usr/bin/env node
/**
 * CI: Tier-1 /bin count in key markdown must match COREUTILS_COMMANDS.length
 * (prevents ~113 / ~115 / 146-style drift).
 */
import fs from 'node:fs'
import path from 'node:path'
import process from 'node:process'
import { fileURLToPath } from 'node:url'

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

function read(rel) {
  return fs.readFileSync(path.join(root, rel), 'utf8')
}

function must(cond, msg) {
  if (!cond) {
    console.error('verify-doc-tier1-count:', msg)
    process.exit(1)
  }
}

async function main() {
  const { COREUTILS_COMMANDS } = await import(
    path.join(root, 'packages/bare-os-coreutils/lib/commands.mjs')
  )
  const n = COREUTILS_COMMANDS.length
  const needle = `**${n}**`

  const checks = [
    {
      rel: 'README.md',
      test: (t) => t.includes('Tier-1 `/bin`') && t.includes(needle)
    },
    {
      rel: 'kernel/README.md',
      test: (t) => t.includes('Tier-1 utilities') && t.includes(needle)
    },
    {
      rel: 'docs/reference/environment-and-posix-appendix.md',
      test: (t) => t.includes('Tier-1 JS') && t.includes(needle)
    },
    {
      rel: 'docs/audit/PLACEHOLDER_BASELINE.md',
      test: (t) =>
        t.includes('verify-man-coverage.mjs') &&
        t.includes(needle) &&
        t.includes('Tier-1')
    },
    {
      rel: 'packages/bare-os-coreutils/README.md',
      test: (t) =>
        t.includes('COREUTILS_COMMANDS') && t.includes(needle) && t.includes('Tier-1')
    }
  ]

  const obsolete = ['~113', '~115', '146 Tier-1', '**146**']

  for (const { rel, test } of checks) {
    const text = read(rel)
    must(test(text), `${rel}: must document Tier-1 count ${n} (${needle}) consistently`)
    for (const o of obsolete) {
      must(
        !text.includes(o),
        `${rel}: remove obsolete tier-1 count fragment ${JSON.stringify(o)}`
      )
    }
  }

  console.log('verify-doc-tier1-count: OK', n, 'commands')
}

main().catch((e) => {
  console.error(e)
  process.exit(1)
})