# HMS MediaEngine - Windows Setup (einmalig ausfuehren)
$ErrorActionPreference = "Stop"
Write-Host "=== HMS MediaEngine Windows Setup ===" -ForegroundColor Cyan

$isAdmin = ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
if (-not $isAdmin) {
  Write-Host "Als Administrator ausfuehren (Rechtsklick -> Als Administrator ausfuehren)" -ForegroundColor Red
  exit 1
}

Write-Host "[1/2] GStreamer 1.28.4 MSVC..." -ForegroundColor Yellow
$gstRoot = [Environment]::GetEnvironmentVariable("GSTREAMER_1_0_ROOT_MSVC_X86_64", "Machine")
if (-not $gstRoot) {
  $url = "https://gstreamer.freedesktop.org/data/pkg/windows/1.28.4/msvc/gstreamer-1.0-msvc-x86_64-1.28.4.msi"
  $msi = "$env:TEMP\gstreamer.msi"
  Invoke-WebRequest -Uri $url -OutFile $msi
  Start-Process msiexec.exe -ArgumentList "/i `"$msi`" /quiet ADDLOCAL=ALL" -Wait
  Write-Host "  GStreamer installiert"
} else { Write-Host "  bereits vorhanden" }

Write-Host "[2/2] Python 3.13 (falls fehlt) mit tkinter..." -ForegroundColor Yellow
$py = Get-Command python -ErrorAction SilentlyContinue
if (-not $py) {
  $pyUrl = "https://www.python.org/ftp/python/3.13.2/python-3.13.2-amd64.exe"
  $exe = "$env:TEMP\python-installer.exe"
  Invoke-WebRequest -Uri $pyUrl -OutFile $exe
  Start-Process $exe -ArgumentList "/quiet InstallAllUsers=1 PrependPath=1 Include_tcltk=1" -Wait
  Write-Host "  Python installiert"
} else { Write-Host "  bereits vorhanden" }

$env:Path = [System.Environment]::GetEnvironmentVariable("Path", "Machine") + ";$env:Path"
Write-Host ""
Write-Host "=== Fertig ===" -ForegroundColor Green
Write-Host "Start:  python run.py"
Write-Host "Dialog: python run.py --setup"
Write-Host "Media-Verwaltung, Layer und Einstellungen: Web-UI im Browser"