# Load necessary assemblies
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing

# Create the main form
$form = New-Object System.Windows.Forms.Form
$form.Text = 'EOO, Hulp bij Windows installaties'
$form.Size = New-Object System.Drawing.Size(400, 600)
$form.StartPosition = 'CenterScreen'

# Windows Version Label
$lblWindowsVersion = New-Object System.Windows.Forms.Label
$lblWindowsVersion.Location = New-Object System.Drawing.Point(50, 120)
$lblWindowsVersion.Size = New-Object System.Drawing.Size(300, 30)
$form.Controls.Add($lblWindowsVersion)

# Activation State Label
$lblActivationState = New-Object System.Windows.Forms.Label
$lblActivationState.Location = New-Object System.Drawing.Point(50, 150)
$lblActivationState.Size = New-Object System.Drawing.Size(300, 30)
$form.Controls.Add($lblActivationState)

# TPM Status Label
$lblTpmStatus = New-Object System.Windows.Forms.Label
$lblTpmStatus.Location = New-Object System.Drawing.Point(50, 180)
$lblTpmStatus.Size = New-Object System.Drawing.Size(300, 30)
$form.Controls.Add($lblTpmStatus)

# Secure Boot Status Label
$lblSecureBootStatus = New-Object System.Windows.Forms.Label
$lblSecureBootStatus.Location = New-Object System.Drawing.Point(50, 210)
$lblSecureBootStatus.Size = New-Object System.Drawing.Size(300, 30)
$form.Controls.Add($lblSecureBootStatus)

# Function to display Windows version and build number
function Display-WindowsVersion {
    $osInfo = Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion'
    $productName = $osInfo.ProductName
    $displayVersion = $osInfo.DisplayVersion
    $buildNumber = [int]$osInfo.CurrentBuildNumber

    # Adjust for Windows 11
    if ($buildNumber -ge 22000) {
        $productName = $productName -replace '10', '11'
    }

    $lblWindowsVersion.Text = "Windows Version: $productName $displayVersion (Build $buildNumber)"
}

# Function to display activation status
function Display-ActivationStatus {
    $licenseStatus = Get-CimInstance -Query "SELECT LicenseStatus FROM SoftwareLicensingProduct WHERE PartialProductKey IS NOT NULL AND LicenseStatus=1"
    if ($licenseStatus) {
        $lblActivationState.Text = 'Activation State: Activated'
    } else {
        $lblActivationState.Text = 'Activation State: Not Activated'
    }
}

# Function to display TPM status
function Display-TpmStatus {
    try {
        $tpm = Get-WmiObject -Namespace 'Root\CIMv2\Security\MicrosoftTpm' -Class Win32_Tpm
        if ($tpm) {
            $specVersion = $tpm.SpecVersion
            if ($specVersion) {
                $lblTpmStatus.Text = "TPM Status: Enabled (Version $specVersion)"
            } else {
                $lblTpmStatus.Text = 'TPM Status: Enabled (Version information not available)'
            }
        } else {
            $lblTpmStatus.Text = 'TPM Status: Not Enabled'
        }
    } catch {
        $lblTpmStatus.Text = 'TPM Status: Error retrieving information'
    }
}

# Function to display Secure Boot status
function Display-SecureBootStatus {
    try {
        if (Get-Command -Name 'Confirm-SecureBootUEFI' -ErrorAction SilentlyContinue) {
            $secureBootStatus = Confirm-SecureBootUEFI
            if ($secureBootStatus) {
                $lblSecureBootStatus.Text = 'Secure Boot Status: Enabled'
            } else {
                $lblSecureBootStatus.Text = 'Secure Boot Status: Disabled'
            }
        } else {
            $lblSecureBootStatus.Text = 'Secure Boot Status: Cmdlet not supported on this platform'
        }
    } catch {
        $lblSecureBootStatus.Text = 'Secure Boot Status: Error retrieving information'
    }
}

# Restart Button
$btnRestart = New-Object System.Windows.Forms.Button
$btnRestart.Location = New-Object System.Drawing.Point(50, 250)
$btnRestart.Size = New-Object System.Drawing.Size(100, 30)
$btnRestart.Text = 'Restart'
$btnRestart.Add_Click({
    Start-Process PowerShell -ArgumentList '-Command shutdown.exe /r /t 0' -NoNewWindow
})
$form.Controls.Add($btnRestart)

# Shutdown Button
$btnShutdown = New-Object System.Windows.Forms.Button
$btnShutdown.Location = New-Object System.Drawing.Point(200, 250)
$btnShutdown.Size = New-Object System.Drawing.Size(100, 30)
$btnShutdown.Text = 'Shutdown'
$btnShutdown.Add_Click({
    Start-Process PowerShell -ArgumentList '-Command shutdown.exe /s /t 0' -NoNewWindow
})
$form.Controls.Add($btnShutdown)

# Open Windows Update Settings Button
$btnWindowsUpdates = New-Object System.Windows.Forms.Button
$btnWindowsUpdates.Location = New-Object System.Drawing.Point(50, 290)
$btnWindowsUpdates.Size = New-Object System.Drawing.Size(250, 30)
$btnWindowsUpdates.Text = 'Open Windows Update'
$btnWindowsUpdates.Add_Click({
    Start-Process 'ms-settings:windowsupdate'
})
$form.Controls.Add($btnWindowsUpdates)

# Install HP Updates Button (Opens a Separate PowerShell Window)
$btnHpUpdates = New-Object System.Windows.Forms.Button
$btnHpUpdates.Location = New-Object System.Drawing.Point(50, 330)
$btnHpUpdates.Size = New-Object System.Drawing.Size(250, 30)
$btnHpUpdates.Text = 'Install HP Updates'
$btnHpUpdates.Add_Click({
    # Define PowerShell script to run
    $PowerShellCommand = "irm https://pc.eoo.support/updatehp.ps1 | iex; pause"

    # Open a new PowerShell window and execute the command
    Start-Process "powershell.exe" -ArgumentList "-NoProfile -ExecutionPolicy Bypass -Command `"$PowerShellCommand`"" -WindowStyle Normal
})
$form.Controls.Add($btnHpUpdates)


# Open Device Manager Button
$btnOpenDeviceManager = New-Object System.Windows.Forms.Button
$btnOpenDeviceManager.Location = New-Object System.Drawing.Point(50, 370)
$btnOpenDeviceManager.Size = New-Object System.Drawing.Size(250, 30)
$btnOpenDeviceManager.Text = 'Open Device Manager'
$btnOpenDeviceManager.Add_Click({
    Start-Process 'devmgmt.msc'
})
$form.Controls.Add($btnOpenDeviceManager)

# Activate Windows Button
$btnActivateWindows = New-Object System.Windows.Forms.Button
$btnActivateWindows.Location = New-Object System.Drawing.Point(50, 410)
$btnActivateWindows.Size = New-Object System.Drawing.Size(250, 30)
$btnActivateWindows.Text = 'Activate Windows'
$btnActivateWindows.Add_Click({
    Start-Process "C:\Windows\System32\slui.exe"
})
$form.Controls.Add($btnActivateWindows)

# Initialize the form and display system info
Display-WindowsVersion
Display-ActivationStatus
Display-TpmStatus
Display-SecureBootStatus

# Show the form
[void]$form.ShowDialog()