using UnityEngine;
using UnityEngine.UI;
using System.Collections;
using System.Collections.Generic;
using GCGame.Table;

public class GuideStepBase : MonoBehaviour
{
    #region attr

    public enum GUIDE_OPT_TYPE
    {
        ForceOpt,
        FreeOpt,
        ClickClose,
    }

    #endregion

    #region params

    public string GuideUIPath;
    public int GuideTipStr;

    public GuideItem BelongGuideItem
    {
        get; set;
    }

    public GUIDE_OPT_TYPE GuideType;
    public Vector3 GuideInfoPosOffset;
    public bool IsShowEffect = false;
    public bool IsClickBehind = true;

    protected GameObject _GuideUIGO;
    protected GameObject _CopyGuideGO;
    protected List<string> _GuideUIImagePath;

    #endregion

    public virtual void StartGuideStep()
    {
        gameObject.SetActive(true);
    }

    public virtual void FinishGuideStep()
    {
        if (!gameObject.activeSelf)
            return;

        StopGuideStep();
        BelongGuideItem.NextStep();
    }

    public virtual void StopGuideStep()
    {
        gameObject.SetActive(false);
    }

    protected virtual void ShowGuide()
    {
        if (_GuideUIGO == null)
        {
            FinishGuideStep();
            return;
        }

        if (GuideType == GUIDE_OPT_TYPE.ForceOpt)
        {
            GuideLogic.Instance().SetForceBackActive(true);
        }
        else if (GuideType == GUIDE_OPT_TYPE.ClickClose)
        {
            GuideLogic.Instance().SetClickBack();
        }
        else
        {
            GuideLogic.Instance().SetForceBackActive(false);
        }


        GuideLogic.Instance().ShowGuideInfo();
        GuideLogic.Instance()._GuideTips.text = StrDictionary.GetClientDictionaryString("#{" + GuideTipStr.ToString() + "}");
        //GuideLogic.Instance()._GuideInfo.position = _GuideUIGO.transform.position + GuideInfoPosOffset;
        GuideLogic.Instance()._GuidePos.position = _GuideUIGO.transform.position;
        GuideLogic.Instance()._GuidePos.anchoredPosition += new Vector2(GuideInfoPosOffset.x, GuideInfoPosOffset.y);
        iTween.MoveTo(GuideLogic.Instance()._GuideInfo.gameObject, GuideLogic.Instance()._GuidePos.position, 0.5f);
        if (GuideInfoPosOffset.x > 0)
        {
            GuideLogic.Instance().ShowGuideLeft();
        }
        else
        {
            GuideLogic.Instance().ShowGuideRight();
        }

        if (IsShowEffect)
        {
            GuideLogic.Instance().ShowEffect(_GuideUIGO.transform.position);
        }
        else
        {
            GuideLogic.Instance().HideEffect();
        }

        if (_CopyGuideGO != null)
        {
            _CopyGuideGO.SetActive(false);
            GameObject.Destroy(_CopyGuideGO, 0.1f);
            GuideLogic.Instance().HideEffect();
        }

        _CopyGuideGO = GameObject.Instantiate(_GuideUIGO);
        var scripts = _CopyGuideGO.GetComponentsInChildren<UnityEngine.UI.Button>(true);
        foreach (var script in scripts)
        {
            script.enabled = false;
        }
        _CopyGuideGO.transform.SetParent(GuideLogic.Instance().transform);
        _CopyGuideGO.transform.position = _GuideUIGO.transform.position;
        _CopyGuideGO.transform.localScale = Vector3.one;

        var rectTrans = _CopyGuideGO.GetComponent<RectTransform>();

        var clickItem = _CopyGuideGO.AddComponent<GuideStepClickItem>();
        clickItem._IsClickBehind = IsClickBehind;
        clickItem._ClickEvent = OnItemClick;
        if (_GuideUIImagePath.Count > 0)
        {
            for (int i = 0; i < _GuideUIImagePath.Count; ++i)
            {
                var imageGO = _GuideUIGO.transform.Find(_GuideUIImagePath[i]);
                var image = imageGO.GetComponent<Image>();
                if (image != null)
                {
                    clickItem._OrgImage.Add(image);

                    var copyImageGO = _CopyGuideGO.transform.Find(_GuideUIImagePath[i]);
                    clickItem._SelfImage.Add(copyImageGO.GetComponent<Image>());
                }

                var text = imageGO.GetComponent<Text>();
                if (text != null)
                {
                    clickItem._OrgText.Add(text);

                    var copyImageGO = _CopyGuideGO.transform.Find(_GuideUIImagePath[i]);
                    clickItem._SelfText.Add(copyImageGO.GetComponent<Text>());
                }
            }
        }
        if (rectTrans != null)
        {
            var orgRectTrans = _GuideUIGO.GetComponent<RectTransform>();
            rectTrans.sizeDelta = _GuideUIGO.GetComponent<RectTransform>().sizeDelta;
            clickItem._OrgGOTrans = orgRectTrans;
            clickItem._SelfGOTrans = rectTrans;
        }

    }


    protected void FitCopyPos()
    {
        if (_CopyGuideGO == null || _GuideUIGO == null)
            return;

        if (_CopyGuideGO.transform.position != _GuideUIGO.transform.position)
        {
            _CopyGuideGO.transform.position = _GuideUIGO.transform.position;
            //GuideLogic.Instance()._GuideInfo.position = _GuideUIGO.transform.position + GuideInfoPosOffset;
            
        }

        if (GuideLogic.Instance()._GuidePos.position != _CopyGuideGO.transform.position)
        {
            GuideLogic.Instance()._GuidePos.position = _CopyGuideGO.transform.position;
            GuideLogic.Instance()._GuidePos.anchoredPosition += new Vector2(GuideInfoPosOffset.x, GuideInfoPosOffset.y);

            iTween.MoveTo(GuideLogic.Instance()._GuideInfo.gameObject, GuideLogic.Instance()._GuidePos.position, 0.5f);
        }
    }

    protected void OnItemClick(object nullItem)
    {
        FinishGuideStep();
    }

}