using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using System;
using UnityEngine.Events;

[RequireComponent(typeof(RectTransform))]
public class ClickScreenOtherSpace : MonoBehaviour
{
    [SerializeField]
    bool m_DeActiveSelf = true;
    public bool deActiveSelf {
        get { return m_DeActiveSelf; }
        set { m_DeActiveSelf = value; }
    }

    [SerializeField]
    RespondType m_RespondType = RespondType.Out;
    public RespondType respondType {
        get { return m_RespondType; }
        set { m_RespondType = value; }
    }

    Action m_ClickOtherEvent;

    public void AddListener(Action _callBack)
    {
        m_ClickOtherEvent = null;
        m_ClickOtherEvent += _callBack;
    }

    public void RemoveAllListeners()
    {
        m_ClickOtherEvent = null;
    }


    private void LateUpdate()
    {
        if (Input.GetMouseButtonDown(0))
        {
            var sp = Input.mousePosition;
            switch (m_RespondType)
            {
                case RespondType.In:
                    if (RectTransformUtility.RectangleContainsScreenPoint(this.transform as RectTransform, sp, CameraManager.uiCamera))
                    {
                        this.SetActive(!m_DeActiveSelf);
                        m_ClickOtherEvent?.Invoke();
                    }
                    break;
                case RespondType.Out:
                    if (!RectTransformUtility.RectangleContainsScreenPoint(this.transform as RectTransform, sp, CameraManager.uiCamera))
                    {
                        this.SetActive(!m_DeActiveSelf);
                        m_ClickOtherEvent?.Invoke();
                    }
                    break;
            }
        }
        else if (Input.GetMouseButtonUp(0))
        {
            switch (m_RespondType)
            {
                case RespondType.InOut:
                    this.SetActive(!m_DeActiveSelf);
                    m_ClickOtherEvent?.Invoke();
                    break;
            }
        }
    }

    public enum RespondType
    {
        In,
        Out,
        InOut
            
    }
}