if (-not $args) {
    Write-Host 'Activation helper, will force an admin window to open and download some scripts' -ForegroundColor Green
    Write-Host ''
}

& {
    $psv = (Get-Host).Version.Major
    $troubleshoot = 'fix: call simon to fix this'

    if ($ExecutionContext.SessionState.LanguageMode.value__ -ne 0) {
        $ExecutionContext.SessionState.LanguageMode
        Write-Host "PowerShell is not running in Full Language Mode."
        Write-Host "fix:reg delete \"HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment\" /v \"__PSLockdownPolicy\" /f" -ForegroundColor White -BackgroundColor Blue
        return
    }

    try {
        [void][System.AppDomain]::CurrentDomain.GetAssemblies(); [void][System.Math]::Sqrt(144)
    }
    catch {
        Write-Host "Error: $($_.Exception.Message)" -ForegroundColor Red
        Write-Host "Powershell failed to load .NET command."
        Write-Host "$troubleshoot" -ForegroundColor White -BackgroundColor Blue
        return
    }

    function Check3rdAV {
        $cmd = if ($psv -ge 3) { 'Get-CimInstance' } else { 'Get-WmiObject' }
        $avList = & $cmd -Namespace root\SecurityCenter2 -Class AntiVirusProduct | Where-Object { $_.displayName -notlike '*windows*' } | Select-Object -ExpandProperty displayName

        if ($avList) {
            Write-Host '3rd party Antivirus might be blocking the script - ' -ForegroundColor White -BackgroundColor Blue -NoNewline
            Write-Host " $($avList -join ', ')" -ForegroundColor DarkRed -BackgroundColor White
        }
    }

    function CheckFile {
        param ([string]$FilePath)
        if (-not (Test-Path $FilePath)) {
            Check3rdAV
            Write-Host "Failed to create MAS file in temp folder, aborting!"
            Write-Host "$troubleshoot" -ForegroundColor White -BackgroundColor Blue
            throw
        }
    }

    try { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 } catch {}

    Write-Progress -Activity "Downloading..." -Status "Please wait"
    $errors = @()
    try {
        if ($psv -ge 3) {
            $response = Invoke-RestMethod 'https://get.activated.win' | iex
        }
        else {
            Write-Host "$troubleshoot" -ForegroundColor White -BackgroundColor Blue
        }
        break
    }
    catch {
        $errors += $_
    }


} @args