'use strict'

// Offline CLI. It consumes reviewed fixture files and never calls a provider.
// A real deployment adapter must reserve/attest its diagnostic lane before
// using the pure continuation module; this command is only for acceptance.

const fs = require('node:fs')
const path = require('node:path')
const { runDiagnosticContinuation } = require('./wiki_leaf_diagnostic_continuation.cjs')

function argument(name) {
  const prefix = `--${name}=`
  const value = process.argv.slice(2).find(arg => arg.startsWith(prefix))
  return value?.slice(prefix.length)
}

const allowed = new Set(['--manifest=', '--source=', '--outcome='])
const unknown = process.argv.slice(2).filter(arg => ![...allowed].some(prefix => arg.startsWith(prefix)))
if (unknown.length || !argument('manifest') || !argument('source') || !argument('outcome')) {
  console.error('usage: node scripts/run_wiki_leaf_diagnostic_continuation.cjs --manifest=FILE --source=FILE --outcome=FILE')
  process.exitCode = 2
} else {
  try {
    const read = file => fs.readFileSync(path.resolve(file), 'utf8')
    const manifest = JSON.parse(read(argument('manifest')))
    const source = read(argument('source'))
    const outcome = JSON.parse(read(argument('outcome')))
    const capture = []
    const result = runDiagnosticContinuation(manifest, source, () => outcome, artifact => {
      // Keep the CLI output replay-safe. The real private capture sink owns
      // the raw response; this fixture command emits hashes and byte counts.
      capture.push({ status: artifact.status, idempotency_key: artifact.idempotency_key,
        response_sha256: artifact.response_sha256, response_bytes: artifact.response_bytes })
    })
    const windows = result.windows.map(window => ({ key: window.key, status: window.status,
      start_rune: window.start_rune, end_rune: window.end_rune, text_sha256: window.text_sha256 }))
    process.stdout.write(JSON.stringify({ receipt: result.receipt, windows, capture }, null, 2) + '\n')
  } catch (error) {
    process.stderr.write(JSON.stringify({ passed: false, code: error.code || 'continuation_failed', error: error.message }) + '\n')
    process.exitCode = 1
  }
}