using System;
using UnityEngine;
using UnityEngine.EventSystems;

namespace Stary.Evo
{
    public class OnPointerExitEventTrigger : MonoBehaviour, IPointerExitHandler
    {
        public readonly EasyEvent<PointerEventData> OnPointerExitEvent = new EasyEvent<PointerEventData>();

        public void OnPointerExit(PointerEventData eventData)
        {
            OnPointerExitEvent.Trigger(eventData);
        }
    }

    public static class OnPointerExitEventTriggerExtension
    {
        public static IUnRegister OnPointerExitEvent<T>(this T self, Action<PointerEventData> onPointerExit)
            where T : Component
        {
            return self.GetOrAddComponent<OnPointerExitEventTrigger>().OnPointerExitEvent.Register(onPointerExit);
        }
        
        public static IUnRegister OnPointerExitEvent(this GameObject self, Action<PointerEventData> onPointerExit)
        {
            return self.GetOrAddComponent<OnPointerExitEventTrigger>().OnPointerExitEvent.Register(onPointerExit);
        }
    }
}