package main

import (
	"fmt"
	"log"
	"time"
)

func updateKeepOpenDoor(newKeepOpenTime time.Time) {
	// is there one active?
	if keepDoorOpen.timer != nil {
		keepDoorOpen.timer.Stop()
		keepDoorOpen = KeepDoorOpen{}
	}

	if newKeepOpenTime.After(time.Now()) {
		log.Printf("Keeping door open until %v", newKeepOpenTime)
		OpenDoor(wiegand)
		timer := time.AfterFunc(time.Until(newKeepOpenTime), handleKeepDoorOpenCloseCleanup)
		keepDoorOpen = KeepDoorOpen{
			timer: timer,
			until: newKeepOpenTime,
		}
	} else {
		CloseDoor(wiegand)
	}
}

func handleKeepDoorOpenCloseCleanup() {
	fmt.Println("Keep door open time is reached!")
	CloseDoor(wiegand)
	keepDoorOpen = KeepDoorOpen{}
}