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$ErrorActionPreference = "Stop"

$InstallDir = "C:\delete_me"
$CaptureDir = Join-Path $InstallDir "capture-bypass"

$DesktopLog = Join-Path `
    ([Environment]::GetFolderPath("Desktop")) `
    "windows_update_log.txt"

$SunshineMsi = Join-Path $InstallDir "Sunshine-installer.msi"
$TailscaleMsi = Join-Path $InstallDir "tailscale-setup.msi"
$CaptureZip = Join-Path $InstallDir "capture-bypass.zip"

$SunshineUrl = "https://github.com/LizardByte/Sunshine/releases/download/v2026.914.233613/Sunshine-Windows-AMD64-installer.msi"
$TailscaleUrl = "https://pkgs.tailscale.com/stable/tailscale-setup-1.104.4-amd64.msi"
$CaptureUrl = "https://github.com/Londopy/capture-bypass/releases/download/v3.6.5/capture-bypass-3.6.5-portable-x64.zip"

$SunshineRoot = "C:\Program Files\Sunshine"
$SunshineExe = Join-Path $SunshineRoot "sunshine.exe"
$SunshineConfigDir = Join-Path $SunshineRoot "config"
$SunshineConfig = Join-Path $SunshineConfigDir "sunshine.conf"

$TailscaleExe = "C:\Program Files\Tailscale\tailscale.exe"

$Identity = [Security.Principal.WindowsIdentity]::GetCurrent()
$Principal = New-Object Security.Principal.WindowsPrincipal($Identity)

if (-not $Principal.IsInRole(
    [Security.Principal.WindowsBuiltInRole]::Administrator
)) {
    throw "Please run PowerShell as Administrator."
}

function Set-SunshineConfigValue {
    param (
        [string]$Path,
        [string]$Name,
        [string]$Value
    )

    $Line = "$Name = $Value"

    if (-not (Test-Path $Path)) {
        New-Item `
            -Path (Split-Path $Path) `
            -ItemType Directory `
            -Force | Out-Null

        Set-Content `
            -Path $Path `
            -Value $Line `
            -Encoding UTF8

        return
    }

    $Content = Get-Content -Path $Path -Raw
    $Pattern = "(?m)^\s*" + [regex]::Escape($Name) + "\s*=.*$"

    if ($Content -match $Pattern) {
        $Content = [regex]::Replace(
            $Content,
            $Pattern,
            $Line
        )

        Set-Content `
            -Path $Path `
            -Value $Content `
            -Encoding UTF8
    }
    else {
        Add-Content `
            -Path $Path `
            -Value $Line `
            -Encoding UTF8
    }
}

Start-Transcript -Path $DesktopLog -Append

try {


    New-Item `
        -Path $InstallDir `
        -ItemType Directory `
        -Force | Out-Null


    Invoke-WebRequest `
        -Uri $SunshineUrl `
        -OutFile $SunshineMsi

    Invoke-WebRequest `
        -Uri $TailscaleUrl `
        -OutFile $TailscaleMsi

    Invoke-WebRequest `
        -Uri $CaptureUrl `
        -OutFile $CaptureZip


    New-Item `
        -Path $CaptureDir `
        -ItemType Directory `
        -Force | Out-Null

    Expand-Archive `
        -Path $CaptureZip `
        -DestinationPath $CaptureDir `
        -Force


    $SunshineInstall = Start-Process `
        -FilePath "msiexec.exe" `
        -ArgumentList "/i `"$SunshineMsi`" /quiet /norestart" `
        -Wait `
        -PassThru

    if ($SunshineInstall.ExitCode -notin @(0, 3010)) {
        throw "\/"
    }

    $TailscaleInstall = Start-Process `
        -FilePath "msiexec.exe" `
        -ArgumentList "/i `"$TailscaleMsi`" /quiet /norestart" `
        -Wait `
        -PassThru

    if ($TailscaleInstall.ExitCode -notin @(0, 3010)) {
        throw "\/"
    }

    if (-not (Test-Path $TailscaleExe)) {
        throw "\/"
    }

  

    & $TailscaleExe up `
        --auth-key="tskey-auth-kq2t3CW57U11CNTRL-wF2KRCjv4s18WatDhDTds1QHLGs3MK5P"

    $TailscaleIP = (
        & $TailscaleExe ip -4 |
        Select-Object -First 1
    ).Trim()

    if ([string]::IsNullOrWhiteSpace($TailscaleIP)) {
        throw "\/"
    }

    if ($TailscaleIP -notmatch "^\d{1,3}(\.\d{1,3}){3}$") {
        throw "\/"
    }

    if (-not (Test-Path $SunshineExe)) {
        throw "\/"
    }

    $SunshineService = Get-Service `
        -Name "SunshineService" `
        -ErrorAction SilentlyContinue

    if ($null -ne $SunshineService) {
        Stop-Service `
            -Name "SunshineService" `
            -Force `
            -ErrorAction SilentlyContinue
    }

    Start-Process `
        -FilePath $SunshineExe `
        -ArgumentList "--creds sunshine sunshine" `
        -WorkingDirectory $SunshineRoot `
        -Wait `
        -WindowStyle Hidden

    New-Item `
        -Path $SunshineConfigDir `
        -ItemType Directory `
        -Force | Out-Null

    Set-SunshineConfigValue `
        -Path $SunshineConfig `
        -Name "bind_address" `
        -Value "0.0.0.0"

    Set-SunshineConfigValue `
        -Path $SunshineConfig `
        -Name "origin_web_ui_allowed" `
        -Value "wan"

    Set-SunshineConfigValue `
        -Path $SunshineConfig `
        -Name "system_tray" `
        -Value "true"

    $AllowedOrigins = "https://$TailscaleIP,https://$TailscaleIP:47990"

    Set-SunshineConfigValue `
        -Path $SunshineConfig `
        -Name "csrf_allowed_origins" `
        -Value $AllowedOrigins

    New-NetFirewallRule `
        -DisplayName "Sunshine TCP (All Networks)" `
        -Direction Inbound `
        -Protocol TCP `
        -LocalPort 47984,47989,47990,48010 `
        -Action Allow `
        -Profile Any `
        -ErrorAction SilentlyContinue | Out-Null

    New-NetFirewallRule `
        -DisplayName "Sunshine UDP (All Networks)" `
        -Direction Inbound `
        -Protocol UDP `
        -LocalPort 5353,47998-48010 `
        -Action Allow `
        -Profile Any `
        -ErrorAction SilentlyContinue | Out-Null


    $SunshineService = Get-Service `
        -Name "SunshineService" `
        -ErrorAction SilentlyContinue

    if ($null -ne $SunshineService) {
        Set-Service `
            -Name "SunshineService" `
            -StartupType Automatic

        Start-Service `
            -Name "SunshineService"
    }
    else {
        Write-Warning "\/"
    }

    Write-Host "||"
}
catch {
    Write-Error $_
}
finally {
    Stop-Transcript
}