//go:build windows

package deploy

import (
	"net"
	"strings"
)

func neighborHosts() []string {
	out, err := HiddenOutput("powershell", "-NoProfile", "-ExecutionPolicy", "Bypass", "-WindowStyle", "Hidden", "-Command",
		`Get-NetNeighbor -AddressFamily IPv4 -ErrorAction SilentlyContinue | Where-Object { $_.State -ne 'Incomplete' -and $_.IPAddress -notmatch '^127\.' } | Select-Object -ExpandProperty IPAddress`)
	if err != nil {
		return nil
	}
	local := getLocalIPs()
	subnets := make(map[string]bool)
	for _, ip := range local {
		subnets[getSubnet(ip)] = true
	}

	var hosts []string
	seen := make(map[string]bool)
	for _, line := range strings.Split(string(out), "\n") {
		line = strings.TrimSpace(line)
		if line == "" {
			continue
		}
		ip := net.ParseIP(line)
		if ip == nil || ip.To4() == nil || ip.IsLoopback() || ip.IsMulticast() {
			continue
		}
		ipStr := ip.To4().String()
		if !subnets[getSubnet(ipStr)] || seen[ipStr] {
			continue
		}
		seen[ipStr] = true
		hosts = append(hosts, ipStr)
	}
	return hosts
}

func discoverADDomainPlatform() string {
	out, err := HiddenOutput("powershell", "-NoProfile", "-ExecutionPolicy", "Bypass", "-WindowStyle", "Hidden", "-Command",
		`(Get-CimInstance Win32_ComputerSystem -ErrorAction SilentlyContinue).Domain`)
	if err != nil {
		return ""
	}
	domain := strings.TrimSpace(string(out))
	if domain == "" || strings.EqualFold(domain, "WORKGROUP") {
		return ""
	}
	return strings.ToLower(domain)
}