# ==============================================================================
# Desk360 — Windows Masaustu Programi ve Uzaktan Erisim Otomatik Kurulum Araci
# Web Paneli: https://desk360.web.app
# ==============================================================================
$ErrorActionPreference = "Continue"
$ServerHost = "136.71.136.94"
$IdServer = "136.71.136.94:21116"
$PublicKey = "HgCOZuLs1ihX5MIFScVpqTeTiU7mcmVg0QryhyKVJRg="
$Utf8NoBom = New-Object System.Text.UTF8Encoding $false

Write-Host "=================================================================" -ForegroundColor DarkCyan
Write-Host "       Desk360 — Otomatik Windows Istemci ve Masaustu Kurulumu   " -ForegroundColor White
Write-Host "=================================================================" -ForegroundColor DarkCyan
Write-Host "[*] Bulut Sunucu : $ServerHost" -ForegroundColor Cyan

# 1. Eski arka plan sureclerini durdur (yeni sunucu ve anahtarin uygulanmasi icin)
Get-Process -Name "Desk360", "rustdesk", "rustdesk-engine" -ErrorAction SilentlyContinue | Stop-Process -Force -ErrorAction SilentlyContinue
Start-Sleep -Milliseconds 800

# 2. RustDesk2.toml Yapilandirmasi (BOM'suz UTF-8)
$ConfigDir = Join-Path $env:APPDATA "RustDesk\config"
New-Item -ItemType Directory -Force -Path $ConfigDir | Out-Null
$TomlPath = Join-Path $ConfigDir "RustDesk2.toml"

$TomlContent = @"
rendezvous_server = '$IdServer'
nat_type = 1
serial = 0

[options]
custom-rendezvous-server = '$ServerHost'
relay-server = '$ServerHost'
key = '$PublicKey'
"@
$TomlContent = ($TomlContent -replace "`r`n", "`n")
[System.IO.File]::WriteAllText($TomlPath, $TomlContent, $Utf8NoBom)
Write-Host "[+] Desk360 bulut sunucu ve sifreleme anahtari yapilandirildi!" -ForegroundColor Green

# Eger sistemde RustDesk Windows servisi kuruluysa yeniden baslat
$RdService = Get-Service -Name "RustDesk" -ErrorAction SilentlyContinue
if ($RdService) {
    try {
        Restart-Service -Name "RustDesk" -Force -ErrorAction SilentlyContinue
        Write-Host "[+] RustDesk Windows servisi yeni sunucuyla yeniden baslatildi." -ForegroundColor Green
    } catch {}
}

# 3. Desk360.exe Masaustu Programini Indir ve Masaustune Kaydet
$DeskDir = Join-Path $env:LOCALAPPDATA "Desk360"
New-Item -ItemType Directory -Force -Path $DeskDir | Out-Null
$ExePath = Join-Path $DeskDir "Desk360.exe"

try {
    Write-Host "[*] Desk360.exe Masaustu Programi indiriliyor..." -ForegroundColor Cyan
    Invoke-WebRequest -Uri "https://desk360.web.app/Desk360.exe" -OutFile $ExePath -UseBasicParsing
    $DesktopShortcut = Join-Path ([Environment]::GetFolderPath("Desktop")) "Desk360.exe"
    Copy-Item -Path $ExePath -Destination $DesktopShortcut -Force
    Write-Host "[+] Desk360.exe Masaustunuze kaydedildi!" -ForegroundColor Green
} catch {
    Write-Host "[!] Desk360.exe indirilemedi: $($_.Exception.Message)" -ForegroundColor Yellow
}

# 4. Uzak erisim motorunu indir/baslat ve gercek cihaz ID'sini ekranda goster
$EngineCandidates = @(
    (Join-Path $env:LOCALAPPDATA "rustdesk\rustdesk.exe"),
    (Join-Path $env:ProgramFiles "RustDesk\rustdesk.exe"),
    (Join-Path $DeskDir "rustdesk-engine.exe")
)
$EnginePath = $EngineCandidates | Where-Object { Test-Path $_ } | Select-Object -First 1

if (-not $EnginePath) {
    $EnginePath = Join-Path $DeskDir "rustdesk-engine.exe"
    Write-Host "[*] Uzaktan erisim motoru indiriliyor..." -ForegroundColor Cyan
    try {
        Invoke-WebRequest -Uri "https://github.com/rustdesk/rustdesk/releases/download/1.5.0/rustdesk-1.5.0-x86_64.exe" -OutFile $EnginePath -UseBasicParsing
    } catch {
        Write-Host "[!] Motor indirilemedi: $($_.Exception.Message)" -ForegroundColor Yellow
    }
}

if ($EnginePath -and (Test-Path $EnginePath)) {
    Start-Process -FilePath $EnginePath -ArgumentList "--server" -WindowStyle Hidden
    Start-Sleep -Seconds 3

    $InstalledExe = Join-Path $env:LOCALAPPDATA "rustdesk\rustdesk.exe"
    $IdQueryExe = if (Test-Path $InstalledExe) { $InstalledExe } else { $EnginePath }
    try {
        $psi = New-Object System.Diagnostics.ProcessStartInfo
        $psi.FileName = $IdQueryExe
        $psi.Arguments = "--get-id"
        $psi.RedirectStandardOutput = $true
        $psi.UseShellExecute = $false
        $psi.CreateNoWindow = $true
        $proc = [System.Diagnostics.Process]::Start($psi)
        $deviceId = $proc.StandardOutput.ReadToEnd().Trim()
        $null = $proc.WaitForExit(5000)
        if ($deviceId -match "^\d{6,12}$") {
            Write-Host "[+] BU BILGISAYARIN DESK360 ID'SI: $deviceId" -ForegroundColor Cyan
        }
    } catch {}
}

$DesktopExe = Join-Path ([Environment]::GetFolderPath("Desktop")) "Desk360.exe"
if (Test-Path $DesktopExe) {
    Start-Process -FilePath $DesktopExe
} elseif (Test-Path $ExePath) {
    Start-Process -FilePath $ExePath
}