$ErrorActionPreference = 'Stop'

$root = Split-Path -Parent $PSScriptRoot
$capture = Get-Content -LiteralPath (Join-Path $root 'scripts/capture-chrome-page.js') -Raw -Encoding utf8

foreach ($required in @(
  'prepareG03State',
  'g03-create-validation',
  'g03-duplicate-reminder',
  'g03-create-submitting',
  'g03-create-error',
  'g03-ancestor-validation',
  'g03-ancestor-submitting',
  'g03-ancestor-error',
  'g03-ancestor-success'
)) {
  if ($capture -notmatch [regex]::Escape($required)) { throw "G03 capture state missing: $required" }
}

if ($capture -notmatch 'await prepareG03State\(send, action\)') { throw 'Capture runner does not prepare G03 states' }
if ($capture -notmatch 'action\?\.endsWith\(''-submitting''\)') { throw 'Capture runner does not shorten settle time for transient submitting states' }

Write-Output 'CAPTURE-G03-STATES-CONTRACT PASS'