$ErrorActionPreference = 'Stop'

function Assert-Contains {
  param([string]$Content, [string]$Expected, [string]$Message)
  if (-not $Content.Contains($Expected)) { throw $Message }
}

$root = Split-Path -Parent $PSScriptRoot
$pages = @{
  T01 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t01-tree-overview.vue') -Raw -Encoding UTF8
  T03 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t03-member-profile.vue') -Raw -Encoding UTF8
  T04 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t04-add-relative.vue') -Raw -Encoding UTF8
  T05 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t05-edit-member.vue') -Raw -Encoding UTF8
  T06 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t06-edit-relationship.vue') -Raw -Encoding UTF8
  T07 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t07-member-directory.vue') -Raw -Encoding UTF8
  T08 = Get-Content -LiteralPath (Join-Path $root 'pages/tree/t08-member-states.vue') -Raw -Encoding UTF8
}

foreach ($entry in $pages.GetEnumerator()) {
  if ($entry.Value -match '\buni\.(?:navigateTo|navigateBack|redirectTo|reLaunch|switchTab)\b') {
    throw "$($entry.Key) must use the navigation gateway exclusively"
  }
  if ($entry.Value.Contains('/pages/')) {
    throw "$($entry.Key) must not own route literals"
  }
}

foreach ($required in @(
  'appApi.getTree',
  'const memberActions = Object.freeze([',
  'const openMemberAction = (action) =>',
  'openPage("T03"',
  'routeKey: "T04"',
  'routeKey: "T05"',
  'routeKey: "T06"',
  'return openPage(action.routeKey, params, "T01")'
)) { Assert-Contains $pages.T01 $required "T01 missing member flow contract: $required" }

foreach ($required in @(
  'appApi.getPerson(',
  'const memberTrail = reactive([]);',
  'const trailIndex = ref(-1);',
  'const openRelative = async (nextPersonId) =>',
  'onUnload(() =>',
  'memberRequestController.abort()'
)) { Assert-Contains $pages.T03 $required "T03 missing remote member trail contract: $required" }

foreach ($key in @('T04', 'T05', 'T06')) {
  $content = $pages[$key]
  foreach ($required in @('appApi.getPerson(', 'createRequestController', 'isRequestCancelled', 'onUnload(() =>')) {
    Assert-Contains $content $required "$key missing remote closed-flow contract: $required"
  }
  foreach ($forbidden in @('@/data/mock.js', 'setTimeout(')) {
    if ($content.Contains($forbidden)) { throw "$key retains local preview owner: $forbidden" }
  }
}

Assert-Contains $pages.T04 'relationType.value' 'T04 must accept the validated relation intent from T01'
$routes = Get-Content -LiteralPath (Join-Path $root 'utils/navigation-routes.js') -Raw -Encoding UTF8
Assert-Contains $routes 'allowedSources: ["T01", "T03"]' 'T05 route source contract drifted'
Assert-Contains $pages.T06 'query.mode !== "rank"' 'T06 must reject non-rank entry modes'

Write-Output 'T03-T08-MEMBER-FLOW-CONTRACT PASS REMOTE-WRITE'