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

public class UILocalizeTexture : MonoBehaviour
{
    public string lgKey;
    public string key;

    private Image mImage;


    private long loadSeq;

    string oldname;
    LocalizedSpriteCfg spriteCfg;
    private void Awake()
    {
        oldname = "";
        loadSeq = 0;
        mImage = GetComponent<Image>();
        EventMgr.AddEventListener<int>(ECoreEventType.EID_LANGUAGE_CHANGE,OnLanguageChange);
    }

    private void OnLanguageChange(CoreEvent<int> e)
    {
        Refresh();
    }

    // Start is called before the first frame update
    private void Start()
    {
        Refresh();
    }

    // Update is called once per frame
    private void Update()
    {

    }


    private void OnDestroy()
    {
        Dispose();
        EventMgr.RemoveEventListener<int>(ECoreEventType.EID_LANGUAGE_CHANGE, OnLanguageChange);
    }

    public void Refresh()
    {
        if (string.IsNullOrEmpty(key) || mImage == null)
            return;

        if (string.IsNullOrEmpty(lgKey))
        {
            spriteCfg = LocalizedTextureCfgMgr.Instance.GetLocalizedSpriteCfg(key);
        }
        else
        {
            spriteCfg = LocalizedTextureCfgMgr.Instance.GetCfgByLgkey(lgKey,key);
        }
        if (spriteCfg == null || oldname == spriteCfg.Language)
        {
            return;
        }

        oldname = spriteCfg.Language;

        loadSeq = ResourceMgr.Instance.LoadAsset<Sprite>(OnLoadEnd, spriteCfg.AssetPath, spriteCfg.Language);
    }

    private void OnLoadEnd(Sprite sp, string assetPath, params string[] assetNames)
    {
        //mImage.sprite.name;
        mImage.sprite = sp;

        if (spriteCfg.GetSetNativeSize())
        {
            mImage.SetNativeSize();
        }

        SerizedOtherCfg();

    }

    public void SetKey(string _key)
    {
        key = _key;
        Refresh();
    }

    public void Dispose()
    {
        if (loadSeq > 0)
        {
            ResourceMgr.Instance.UnloadAssetBySeqId(loadSeq);
            loadSeq = 0;
        }
    }



    private void SerizedOtherCfg()
    {
        if (string.IsNullOrEmpty(spriteCfg.OtherSetting))
        {
            return;
        }

        string[] datas_1 = spriteCfg.OtherSetting.Split(";",StringSplitOptions.RemoveEmptyEntries);

        for (int i = 0; i < datas_1.Length; i++)
        {
            string[] datas_2  = datas_1[i].Split("_", StringSplitOptions.RemoveEmptyEntries);
            if (datas_2.Length < 2)
            {
                continue;
            }

            int type = -1;
            if (!int.TryParse(datas_2[0],out type))
            {
                continue;
            }

            string[] datas_3 = datas_2[1].Split(":", StringSplitOptions.RemoveEmptyEntries);

            if (datas_3.Length < 2)
            {
                continue;
            }
            int x;
            int y;
            int z;

            if (!int.TryParse(datas_3[0], out x))
            {
                continue;
            }

            if (!int.TryParse(datas_3[1], out y))
            {
                continue;
            }

            if (datas_3.Length < 3)
            {
                SetImage(type, new Vector3(x,y));
            }
            else if ( int.TryParse(datas_3[2], out z))
            {
                SetImage(type, new Vector3(x, y, z));
            }


        }
    }

    /// <summary>
    /// 
    /// </summary>
    /// <param name="type">1 local pos  ; 2 rotation  ; 3 scale  4 size </param>
    /// <param name="data"></param>
    private void SetImage(int type, Vector3 data)
    {
        RectTransform rectTransform = transform as RectTransform;

        if (rectTransform == null )
        {
            return;
        }
        switch (type)
        {
            case 1: 
                {
                    Vector3 lp = rectTransform.localPosition;
                    lp.x = data.x;
                    lp.y = data.y;
                    rectTransform.localPosition = lp;
                }
                break;
            case 2:
                {
                    rectTransform.localRotation = Quaternion.Euler(data);
                }
                break;
            case 3:
                {
                    rectTransform.localScale = data;
                }
                break;
            case 4:
                {
                    rectTransform.sizeDelta = new Vector2(data.x, data.y);
                }
                break;
            default:
                break;
        }


    }
}