Silent_Installer.ps1

param(
    [Parameter(Mandatory = $true)]
    [ValidateSet("thunderbird","firefox","chrome","vlc","adobe","java")]
    [string]$App,

    # Ordner mit Installern (empfohlen von Python übergeben)
    [Parameter(Mandatory = $false)]
    [string]$FilesDir
)

$ErrorActionPreference = "Stop"

# ---------------------------
# FilesDir ermitteln (robust)
# ---------------------------
if ([string]::IsNullOrWhiteSpace($FilesDir)) {
    # Default: aktuelles Arbeitsverzeichnis + \Files (Python setzt cwd=EXE_DIR)
    $FilesDir = Join-Path (Get-Location) "Files"
}

if (-not (Test-Path -Path $FilesDir)) {
    Write-Output "STATUS:ERROR FilesDir not found: $FilesDir"
    exit 10
}

# ---------------------------
# Helper: Installer finden
# ---------------------------
function Get-InstallerPath {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Pattern
    )

    $installer = Get-ChildItem -Path $FilesDir -Filter $Pattern -File -ErrorAction SilentlyContinue |
                 Select-Object -First 1

    if (-not $installer) {
        Write-Output "STATUS:MISSING Installer not found: $Pattern (in $FilesDir)"
        exit 11
    }

    return $installer.FullName
}

# ---------------------------
# Helper: Uninstall-Checks
# ---------------------------
function Test-UninstallDisplayNameMatch {
    param(
        [Parameter(Mandatory=$true)]
        [string]$Regex
    )

    # 64-bit + 32-bit Uninstall
    $paths = @(
        "HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\*",
        "HKLM:\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*"
    )

    foreach ($p in $paths) {
        $hit = Get-ItemProperty $p -ErrorAction SilentlyContinue |
               Where-Object { $_.DisplayName -match $Regex } |
               Select-Object -First 1
        if ($hit) { return $true }
    }

    return $false
}

# ---------------------------
# Installer Funktionen
# ---------------------------
function Install-Thunderbird {
    if (Test-UninstallDisplayNameMatch "Thunderbird") {
        Write-Output "STATUS:ALREADY Thunderbird"
        return
    }

    $exe = Get-InstallerPath "thunderbird*.exe"
    Start-Process -FilePath $exe -ArgumentList "/S /quiet" -Wait
    Write-Output "STATUS:INSTALLED Thunderbird"
}

function Install-Firefox {
    if (Test-UninstallDisplayNameMatch "Firefox") {
        Write-Output "STATUS:ALREADY Firefox"
        return
    }

    # Tipp: Viele Firefox-Installer heißen "Firefox Setup*.exe"
    $exe = Get-InstallerPath "*Firefox*.exe"
    Start-Process -FilePath $exe -ArgumentList "-ms -ma" -Wait
    Write-Output "STATUS:INSTALLED Firefox"
}

function Install-Chrome {
    $chromePath = Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths\chrome.exe' -ErrorAction SilentlyContinue |
                  Select-Object -ExpandProperty '(Default)' -ErrorAction SilentlyContinue

    if ($chromePath) {
        Write-Output "STATUS:ALREADY Chrome"
        return
    }

    $exe = Get-InstallerPath "chrome*.exe"
    Start-Process -FilePath $exe -ArgumentList "/silent /install" -Wait
    Write-Output "STATUS:INSTALLED Chrome"
}

function Install-VLC {
    if (Test-UninstallDisplayNameMatch "VLC") {
        Write-Output "STATUS:ALREADY VLC"
        return
    }

    $exe = Get-InstallerPath "vlc*.exe"
    Start-Process -FilePath $exe -ArgumentList "/S /L=1031" -Wait
    Write-Output "STATUS:INSTALLED VLC"
}

function Install-Adobe {
    if (Test-UninstallDisplayNameMatch "Adobe Acrobat Reader|Adobe Reader") {
        Write-Output "STATUS:ALREADY AdobeReader"
        return
    }

    $exe = Get-InstallerPath "AcroRdrDC*.exe"
    Start-Process -FilePath $exe -ArgumentList "/sAll /rs /msi EULA_ACCEPT=YES" -Wait
    Write-Output "STATUS:INSTALLED AdobeReader"
}

function Install-Java {
    if (Test-UninstallDisplayNameMatch "Java") {
        Write-Output "STATUS:ALREADY Java"
        return
    }

    $exe = Get-InstallerPath "jre*.exe"
    Start-Process -FilePath $exe -ArgumentList "/s" -Wait
    Write-Output "STATUS:INSTALLED Java"
}

# ---------------------------
# Main
# ---------------------------
try {
    switch ($App) {
        "thunderbird" { Install-Thunderbird }
        "firefox"     { Install-Firefox }
        "chrome"      { Install-Chrome }
        "vlc"         { Install-VLC }
        "adobe"       { Install-Adobe }
        "java"        { Install-Java }
        default {
            Write-Output "STATUS:ERROR Unknown App: $App"
            exit 12
        }
    }
    exit 0
}
catch {
    Write-Output ("STATUS:ERROR " + $_.Exception.Message)
    exit 13
}