using UnityEngine;
using UnityEngine.UI;
using System;

public class BattleBuffCell : MonoBehaviour
{
    ImageEx m_buffIcon;
    ImageEx buffIcon
    {
        get
        {
            if (m_buffIcon == null)
            {
                m_buffIcon = this.transform.GetComponent<ImageEx>("Container_BuffCell/Img_Icon");
            }
            return m_buffIcon;
        }
    }

    Button m_buffButton;
    Button buffButton
    {
        get
        {
            if (m_buffButton == null)
            {
                m_buffButton = gameObject.GetComponent<Button>();
            }
            return m_buffButton;
        }
    }

    TextEx m_BuffLayer;

    TextEx buffLayer
    {
        get
        {
            if (m_BuffLayer == null)
            {
                m_BuffLayer = this.transform.GetComponent<TextEx>("Container_BuffCell/Text_Layer");
            }
            return m_BuffLayer;
        }
    }

    void Awake()
    {
        LoadPrefab();
    }

    GameObject cellContainer;

    private void LoadPrefab()
    {
        if (cellContainer != null)
            return;

        var tmp = transform.Find("Container_BuffCell");
        if (tmp != null)
        {
            cellContainer = tmp.gameObject;
            return;
        }

        if (cellContainer == null)
        {
            cellContainer = UIUtility.CreateWidget("BattleBuffCell", "Container_BuffCell");
            if (cellContainer != null)
            {
                cellContainer.transform.SetParentEx(this.transform, Vector3.zero, Quaternion.identity, Vector3.one);
                cellContainer.transform.SetAsFirstSibling();
            }
        }

        //缩放到和父rect一样大
        // var scale = 1f;
        // var rect = cellContainer.GetComponent<RectTransform>();
        // var parentRect = transform.GetComponent<RectTransform>();
        // float width = parentRect.sizeDelta.x;
        // if (width <= 0f)
        // {
        //     //外部控制了尺寸获取为0
        //     GridLayoutGroup grid = GetComponentInParent<GridLayoutGroup>();
        //     if (grid != null)
        //     {
        //         width = grid.cellSize.x;
        //     }

        // }
        // scale = width / rect.sizeDelta.x;
        // cellContainer.transform.localScale = cellContainer.transform.localScale * scale;
    }

    public void Init(HB428_tagSCBuffRefresh buffData, Action onclick = null, bool showType = false)
    {
        if (null == buffData || gameObject == null)
        {
            return;
        }
        LoadPrefab();   //存在被卸载的可能，重新加载
        var config = SkillConfig.Get((int)buffData.SkillID);
        if (config == null)
        {
            Debug.LogErrorFormat("技能未配置 : {0}", buffData.SkillID);
            return;
        }
        buffIcon.SetOrgSprite(config.BuffIconName, "BuffIcon");

        buffButton.AddListener(() =>
        {
            onclick?.Invoke();
        });

        buffLayer.text = buffData.Layer == 0 ? "" : buffData.Layer.ToString();
    }
}