package utils

import (
	"fmt"
	"os"
	"os/exec"
)

func RestartDnsmasq() error {
	var cmd *exec.Cmd
	switch os.Getenv("SYSTEM_INITIALIZATION") {
	case "rc":
		cmd = exec.Command("rc", "restart", "dnsmasq")
	case "openrc":
		cmd = exec.Command("rc-service", "dnsmasq", "restart")
	case "systemd":
		cmd = exec.Command("systemctl", "restart", "dnsmasq")
	default:
		return fmt.Errorf("unsupported system initialization: %s", os.Getenv("SYSTEM_INITIALIZATION"))
	}

	if err := cmd.Run(); err != nil {
		return fmt.Errorf("failed to restart dnsmasq: %w", err)
	}
	return nil
}