package main

import (
	"fmt"
	"time"
	"tplink/internal/tplink"
)

func switchDevice(host string, id int, state bool) (string, error) {
	t := tplink.Tplink{
		Host:     host,
		SwitchID: id,
	}

	// send request to device
	if err := t.ChangeStateMultiSwitch(state); err != nil {
		return "", fmt.Errorf("Unable to change device state: %v\n", err)
	}

	// give device time to execute command
	time.Sleep(100 * time.Millisecond)

	// get device state
	time.Sleep(100 * time.Millisecond)
	sysInfo, err := t.SystemInfo()
	if err != nil {
		return "", fmt.Errorf("Unable to get info from target device: %v\n", err)
	}

	var ds int
	if len(sysInfo.System.GetSysinfo.Children) == 0 {
		ds = sysInfo.System.GetSysinfo.RelayState
	} else {
		ds = sysInfo.System.GetSysinfo.Children[id].State
	}

	var fs string
	if ds == 0 {
		fs = "OFF"
	} else {
		fs = "ON"
	}

	return fs, nil
}