#Requires -Version 5.1
Set-StrictMode -Version Latest
$ErrorActionPreference='Stop'
$root=[IO.Path]::GetFullPath((Join-Path $PSScriptRoot '..'))
$scratch=Join-Path ([IO.Path]::GetTempPath()) ('ms-private-gui-test-'+[guid]::NewGuid().ToString('N'))
try{
    [IO.Directory]::CreateDirectory($scratch)|Out-Null
    foreach($folder in @('src','config')){Copy-Item -LiteralPath (Join-Path $root $folder) -Destination $scratch -Recurse}
    $source=[IO.File]::ReadAllText((Join-Path $root 'ms-private-GUI.ps1'))
    $marker='[void]$form.ShowDialog()'
    if(([regex]::Matches($source,[regex]::Escape($marker))).Count-ne1){throw 'GUI smoke test requires exactly one top-level window entry point.'}
    # Construct the real controls and event handlers without opening a window or clicking mutation actions.
    $check=@'
try{
    if($tabs.TabPages.Count-ne6){throw 'Expected six GUI tabs.'}
    if($capturePath.Parent-ne$network-or$stopCapture.Parent-ne$network-or$convertCapture.Parent-ne$network){throw 'Capture controls are not attached to the network tab.'}
    if($stopCapture.Tag-ne'CaptureStop'-or$convertCapture.Tag-ne'CaptureConvert'){throw 'Capture controls target the wrong commands.'}
    if($securityAudit.Parent-ne$maintenance){throw 'Security audit button is missing.'}
    if($homeTab.Controls.Count-lt9){throw 'Home guide controls are missing.'}
    Write-Output 'GUI construction smoke check passed. No window actions were invoked.'
}finally{$form.Dispose()}
'@
    $path=Join-Path $scratch 'ms-private-GUI.ps1'
    [IO.File]::WriteAllText($path,$source.Replace($marker,$check),[Text.UTF8Encoding]::new($false))
    & $path
}finally{
    $temp=[IO.Path]::GetFullPath([IO.Path]::GetTempPath()).TrimEnd('\')+'\'
    if(-not[IO.Path]::GetFullPath($scratch).StartsWith($temp,[StringComparison]::OrdinalIgnoreCase)){throw 'Unsafe GUI test cleanup path.'}
    if([IO.Directory]::Exists($scratch)){[IO.Directory]::Delete($scratch,$true)}
}