//--------------------------------------------------------
//    [Author]:           第二世界
//    [  Date ]:           Saturday, September 23, 2017
//--------------------------------------------------------

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

namespace Snxxz.UI
{

    public class FitterWin : Window
    {
        private ScrollerController fitterCtrl;
        private RectTransform fitterFrame;

        public static Dictionary<int, string> fitterTypes;

        public static RectTransform target;

        private static Action<int> fitterAction;
        public static Action<int> FitterAction
        {
            set
            {
                fitterAction = value;
            }
        }

        public static Action fitterClose;

        private ClickScreenOtherSpace spaceClick;
        #region Built-in
        protected override void BindController()
        {
            fitterFrame = transform.Find("FitterFrame") as RectTransform;
            fitterCtrl = this.GetComponent<ScrollerController>("FitterFrame/Controller");
            spaceClick = this.GetComponent<ClickScreenOtherSpace>("FitterFrame");
        }

        protected override void AddListeners()
        {
            fitterCtrl.OnRefreshCell += OnRefreshFitterCell;
            spaceClick.AddListener(CloseClick);
        }

        protected override void OnPreOpen()
        {
            fitterFrame.gameObject.SetActive(false);
            InitFitter();
        }

        protected override void OnActived()
        {
            base.OnActived();
            SnxxzGame.Instance.StartCoroutine(Co_DelayDisplay());
        }

        protected override void OnAfterOpen()
        {
        }

        protected override void OnPreClose()
        {

        }

        protected override void OnAfterClose()
        {
            fitterFrame.gameObject.SetActive(false);
            if (fitterClose != null)
            {
                fitterClose();
            }
        }
        #endregion

        private void OnRefreshFitterCell(ScrollerDataType type, CellView cell)
        {
            int index = cell.index;
            if (fitterTypes != null && fitterTypes.ContainsKey(index))
            {
                Text text = cell.GetComponent<Text>("Text");
                text.text = fitterTypes[index];
            }
        }

        private void InitFitter()
        {
            Vector2 nSize = fitterFrame.sizeDelta;
            if (fitterTypes != null && fitterTypes.Count < 6)
            {
                nSize.y = fitterTypes.Count * fitterCtrl.m_CellHeaderPrefab.height + (fitterTypes.Count - 1) * fitterCtrl.m_Scorller.spacing + 24;
                fitterCtrl.maxCellCnt = fitterTypes.Count;
            }
            else
            {
                nSize.y = 5 * fitterCtrl.m_CellHeaderPrefab.height + 4 * fitterCtrl.m_Scorller.spacing + 24;
                fitterCtrl.maxCellCnt = 5;
            }
            fitterFrame.sizeDelta = nSize;
            fitterCtrl.Refresh();
            if (fitterTypes != null && fitterTypes.Count > 0)
            {
                foreach (int key in fitterTypes.Keys)
                {
                    fitterCtrl.AddCell(ScrollerDataType.Header, key, OnFitterCellClick);
                }
            }
            fitterCtrl.Restart();
        }

        private void OnFitterCellClick(CellView cell)
        {
            int index = cell.index;
            if (fitterAction != null)
            {
                fitterAction(index);
                CloseImmediately();
            }
        }

        private void SetPos()
        {
            fitterFrame.gameObject.SetActive(true);
            Transform rt = target.parent;
            Vector3 pos = target.localPosition;
            pos.y -= target.sizeDelta.y / 2;
            if (rt != null)
            {
                pos = rt.TransformPoint(pos);
            }
            fitterFrame.localPosition = transform.InverseTransformPoint(pos);
        }

        IEnumerator Co_DelayDisplay()
        {
            yield return null;
            SetPos();
        }
    }

}