using System;
using Fort23.Core;
using Fort23.Mono;
using OfficeOpenXml.FormulaParsing.Excel.Functions.Logical;
using UnityEngine;
using UnityEngine.EventSystems;


public class ItemWidgetBasic : UIComponent, IScorllListWidget
{
    public bool isAddLongPressBtn = true;

    public LongPressBtn longPressBtn;
    public ButtonAnimation animation = null;
    protected RectTransform _rectTransform;


    public System.Action<ItemWidgetBasic> OnClick
    {
        get { return onClick; }
        set
        {
            onClick = value;
            if (onContinueClick != null || onClick != null)
            {
                if (animation != null)
                    animation.isEnabled = true;
            }
            else
            {
                if (animation != null)
                    animation.isEnabled = false;
            }
        }
    }

    private System.Action<ItemWidgetBasic> onClick;

    public System.Action<ItemWidgetBasic> OnContinueClick
    {
        get { return onContinueClick; }
        set
        {
            onContinueClick = value;

            if (onContinueClick != null || onClick != null)
            {
                if (animation != null)
                    animation.isEnabled = true;
            }
            else
            {
                if (animation != null)
                    animation.isEnabled = false;
            }
        }
    }


    /// <summary>
    /// 拖拽开始事件
    /// </summary>
    public Action<PointerEventData, ItemWidgetBasic> onDragStart;

    /// <summary>
    /// 拖拽进行中事件
    /// </summary>
    public Action<PointerEventData, ItemWidgetBasic> onDrag;

    /// <summary>
    /// 拖拽结束事件
    /// </summary>
    public Action<PointerEventData, ItemWidgetBasic> onDragEnd;

    public Action<ItemWidgetBasic> onPointerEnter;

    public Action<ItemWidgetBasic> onPointerExit;

    private System.Action<ItemWidgetBasic> onContinueClick;


    public override void AddButtonEvent()
    {
        if (isAddLongPressBtn)
        {
            longPressBtn = own.GetComponent<LongPressBtn>();
            if (longPressBtn == null)
                longPressBtn = own.AddComponent<LongPressBtn>();
            longPressBtn.onClick = () => OnClick?.Invoke(this);
            longPressBtn.longPress = () => OnContinueClick?.Invoke(this);
            longPressBtn.onDragStart = OnDragStart;
            longPressBtn.onDrag = OnDrag;
            longPressBtn.onDragEnd = OnDragEnd;

            longPressBtn.onPointerEnter = OnPointerEnter;
            longPressBtn.onPointerExit = OnPointerExit;
        }

        if (own.transform.Find("Button") != null)
        {
            animation = own.transform.Find("Button").gameObject.GetComponent<ButtonAnimation>();
            if (animation == null)
                animation = own.transform.Find("Button").gameObject.AddComponent<ButtonAnimation>();

            animation.isEnabled = false;
        }


        base.AddButtonEvent();
    }

    private void OnPointerExit(PointerEventData obj)
    {
        onPointerExit?.Invoke(this);
    }

    private void OnPointerEnter(PointerEventData obj)
    {
        onPointerEnter?.Invoke(this);
    }


    private void OnDragStart(PointerEventData obj)
    {
        onDragStart?.Invoke(obj, this);
    }


    private void OnDrag(PointerEventData obj)
    {
        onDrag?.Invoke(obj, this);
    }

    private void OnDragEnd(PointerEventData obj)
    {
        onDragEnd?.Invoke(obj, this);
    }

    public override CTask<bool> AsyncInit(object[] uiData)
    {
        if (_rectTransform == null)
        {
            _rectTransform = GObjectPoolInterface.GetComponent<RectTransform>();
        }


        return base.AsyncInit(uiData);
    }


    public void SetBtnAnimation(bool isEnable)
    {
        if (animation)
            animation.isEnabled = isEnable;
    }


    public RectTransform Transform
    {
        get { return _rectTransform; }
    }

    public int index { get; set; }

    public virtual Vector2 GetSize()
    {
        return _rectTransform.sizeDelta;
    }

    public override void DormancyObj()
    {
        transform.GetComponent<RectTransform>().anchorMax = Vector2.one * 0.5f;
        transform.GetComponent<RectTransform>().anchorMin = Vector2.one * 0.5f;
        OnContinueClick = null;
        OnClick = null;
        base.DormancyObj();
    }

    public void OnPointerClick()
    {
        OnClick?.Invoke(this);
    }

    public void OnPointerContinueClick()
    {
        OnContinueClick?.Invoke(this);
    }
}