Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"

$ScriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
Import-Module (Join-Path $ScriptDir "VpnProxy.Windows.psm1") -Force

try {
  $raw = [Console]::In.ReadToEnd()
  if ([string]::IsNullOrWhiteSpace($raw)) {
    throw "Missing JSON input"
  }

  $request = $raw | ConvertFrom-Json
  $payload = if ($request.PSObject.Properties.Name -contains "payload") { $request.payload } else { @{} }
  $result = Invoke-VpnProxyAction -Action ([string]$request.action) -Payload $payload
  $result | ConvertTo-Json -Depth 30 -Compress
  exit 0
} catch {
  $errorResult = [ordered]@{
    success = $false
    action = "error"
    error = $_.Exception.Message
  }
  $errorResult | ConvertTo-Json -Depth 10 -Compress
  exit 1
}