const fs = require('fs')
const path = require('path')
const { execSync } = require('child_process')

const ROOT = process.cwd()
const storeFiles = execSync(
  "find apps/user-ui/src/store apps/user-ui/components/stores -type f -name '*.ts'"
)
  .toString()
  .trim()
  .split('\n')

const otherFiles = execSync(
  "find apps/user-ui -type f \\( -name '*.ts' -o -name '*.tsx' \\) -not -path '*/node_modules/*' -not -path '*/dist/*' -not -path '*/.expo/*' -not -path '*/.turbo/*'"
)
  .toString()
  .trim()
  .split('\n')
  .filter((f) => !f.includes('/store/'))

for (const f of storeFiles) {
  const code = fs.readFileSync(path.join(ROOT, f), 'utf8')
  const keys = [...new Set([...code.matchAll(/^ {2}(\w+):/gm)].map((m) => m[1]))]
  const dead = []
  for (const k of keys) {
    const re = new RegExp(`\\b${k}\\b`, 'g')
    const ownCount = (code.match(re) || []).length // def + internal uses
    let outside = 0
    for (const of of otherFiles) {
      outside += (fs.readFileSync(path.join(ROOT, of), 'utf8').match(re) || []).length
    }
    // ownCount === 1 means only the definition line; outside === 0 means nobody else
    if (ownCount <= 1 && outside === 0) dead.push(k)
  }
  console.log(path.basename(f), '→ TRULY unused:', dead.length ? dead.join(', ') : 'none')
}