Add-Type -AssemblyName System.Windows.Forms
$codeFile = "C:\Users\juanm\Documents\Github\INFRAESTRUCTURA\omniroute\oauth_code.txt"
$exitFile = "C:\Users\juanm\Documents\Github\INFRAESTRUCTURA\omniroute\oauth_helper.exit"
$last = ""
try { $last = [System.Windows.Forms.Clipboard]::GetText() } catch {}
$deadline = (Get-Date).AddMinutes(20)
while ((Get-Date) -lt $deadline) {
    if (Test-Path $exitFile) { break }
    $c = ""
    try { $c = [System.Windows.Forms.Clipboard]::GetText() } catch {}
    if ($c -and $c -ne $last -and $c.Length -ge 20 -and ($c -match "#" -or $c -match "code=")) {
        # Limpiar espacios/saltos por si copia con formato
        $clean = $c.Trim()
        if ($clean -match "https?://") {
            $m = [regex]::Match($clean, "code=([^&#\s]+)")
            $s = [regex]::Match($clean, "state=([^&#\s]+)")
            if ($m.Success -and $s.Success) { $clean = $m.Groups[1].Value + "#" + $s.Groups[1].Value }
        }
        Set-Content -Path $codeFile -Value $clean -NoNewline
        break
    }
    $last = $c
    Start-Sleep -Milliseconds 700
}