<#
.SYNOPSIS
    Sonda de Relevamiento para Nodos Windows (Compatible con Agente srv-NS8)
    Versión: 1.0.0
    Autor: Ricardo MONLA (Generado por Agente)

.DESCRIPTION
    Recolecta información de Hardware, Red, Sistema Operativo y Servicios.
    Genera un objeto JSON compatible con la Ontología del proyecto.

.EXAMPLE
    .\sonda_windows.ps1
#>

$ErrorActionPreference = "SilentlyContinue"

# --- 1. Sistema Operativo ---
$os = Get-CimInstance Win32_OperatingSystem
$cs = Get-CimInstance Win32_ComputerSystem

# --- 2. Hardware: CPU ---
$cpu = Get-CimInstance Win32_Processor | Select-Object -First 1
$cpuName = $cpu.Name.Trim()
$cores = $cpu.NumberOfCores
$threads = $cpu.NumberOfLogicalProcessors

# --- 3. Hardware: RAM ---
$ramBytes = $cs.TotalPhysicalMemory
$ramGB = [Math]::Round($ramBytes / 1GB, 2)

# --- 4. Hardware: Discos ---
$disks = Get-CimInstance Win32_LogicalDisk | Where-Object { $_.DriveType -eq 3 } | ForEach-Object {
    @{
        id          = $_.DeviceID
        size_gb     = [Math]::Round($_.Size / 1GB, 2)
        used_gb     = [Math]::Round(($_.Size - $_.FreeSpace) / 1GB, 2)
        free_gb     = [Math]::Round($_.FreeSpace / 1GB, 2)
        fs_type     = $_.FileSystem
        mount_point = $_.DeviceID
    }
}

# --- 5. Red ---
$netAdapters = Get-NetAdapter | Where-Object { $_.Status -eq 'Up' } | ForEach-Object {
    $ipInfo = Get-NetIPAddress -InterfaceAlias $_.Name -AddressFamily IPv4 | Select-Object -First 1
    @{
        interface = $_.Name
        mac       = $_.MacAddress
        ip        = if ($ipInfo) { $ipInfo.IPAddress } else { "N/A" }
        state     = "UP"
        speed_mbps = [Math]::Round($_.LinkSpeed / 1MB, 0)
    }
}

# --- 6. Software Detectado (Servicios Clave) ---
$servicesToCheck = @("Tailscale", "RustDesk", "AnyDesk", "TeamViewer", "ssh-agent", "sshd")
$detectedServices = Get-Service | Where-Object { $servicesToCheck -contains $_.Name -or $servicesToCheck -contains $_.DisplayName } | ForEach-Object {
    @{
        name    = $_.Name
        status  = $_.Status.ToString()
        startup = $_.StartType.ToString()
    }
}

# --- 7. Construcción del JSON ---
$sondaData = @{
    timestamp = (Get-Date).ToString("yyyy-MM-dd HH:mm:ss")
    node = @{
        hostname = $cs.DNSHostName
        os       = "$($os.Caption) ($($os.OSArchitecture))"
        version  = $os.Version
        domain   = $cs.Domain
        model    = $cs.Model
    }
    hardware = @{
        cpu     = @{
            model   = $cpuName
            cores   = $cores
            threads = $threads
        }
        ram_gb  = $ramGB
        disks   = $disks
    }
    network = $netAdapters
    services = $detectedServices
    meta = @{
        agent_version = "1.0.0-win"
        type = "probe_windows"
    }
}

# --- 8. Salida ---
$jsonOutput = $sondaData | ConvertTo-Json -Depth 5
Write-Output $jsonOutput