# Überprüfe ob powershellscripte ausgeführt werden dürfen
if ((Get-ExecutionPolicy) -eq "Restricted") {
    Set-ExecutionPolicy RemoteSigned
}

# Überprüfe ob chocolatey installiert ist
if (!(Get-Command choco.exe -ErrorAction SilentlyContinue)) {
    # Install Chocolatey
    Set-ExecutionPolicy Bypass -Scope Process -Force
    iex ((New-Object System.Net.WebClient).DownloadString('https://chocolatey.org/install.ps1'))
}

# Installiere Wireguard mit chocolatey
if (choco install wireguard -y) {
    Write-Host "WireGuard wurde erfolgreich installiert."
} else {
    Write-Host "WireGuard konnte nicht installiert werden."
    exit
}

# Erstelle Verzeichnis zum speichern von WireGuard Konfigurationen
New-Item -ItemType Directory -Path "C:\Program Files\WireGuard\Data\Configurations\"

# Erstelle WireGuard Konfiguration
New-Item -ItemType File -Path "C:\Program Files\WireGuard\Data\Configurations\wg0.conf"

# Eingabe für die Wireguard Configuration:
Write-Host "Gebe hier die Wireguard Konfiguration ein: (Zweimal auf Enter drücken zum bestätigen)"
$config = ""
do {
    $line = Read-Host
    if ($line -ne "") {
        $config += $line + "`n" # `n is the newline character
    }
} until ($line -eq "")

# Füge die Konfiguration an die wg0.conf an
Add-Content -Path "C:\Program Files\WireGuard\Data\Configurations\wg0.conf" -Value $config

reg add HKLM\Software\WireGuard /v LimitedOperatorUI /t REG_DWORD /d 1 /f

$users = Get-ChildItem -Path "C:\Users" -Directory | Where-Object { $_.GetFileSystemInfos().Count -gt 0 } | ForEach-Object { $_.Name }
$possible_users = $users -join ", "

Write-Host "Please choose a user:"
for ($i=0; $i -lt $users.Count; $i++) {
    Write-Host "$i. $($users[$i])"
}

$choice = Read-Host "Enter the number of the user you want to choose (0-$($users.Count - 1))"

if ($choice -ge 0 -and $choice -lt $users.Count) {
    $selected_user = $users[$choice]
    Write-Host "You selected $($selected_user)"
    
    # Use the selected user in the next command
    Add-LocalGroupMember -Group 'Netzwerkkonfigurations-Operatoren' -Member $selected_user -Verbose
} else {
    Write-Host "Invalid choice"
}