using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using QFramework;
using System.IO;
using Newtonsoft.Json;
using UnityEngine.Networking;

public class LoadManager : MonoSingleton<LoadManager>
{
    /// <summary>
    ///  本次运行已经加载过的物体
    /// </summary>
    private List<MaterialData> listMaterialData;

    /// <summary>
    ///  下载过的物体
    /// </summary>
   // private List<MaterialObjValue> listLoadData;

    private List<DownLoadMaterial> listDownLoad;

    private bool isLoading;

    public bool isSave = false;
    private void Start()
    {
       // PlayerPrefs.DeleteAll();
        //  PlayerPrefs.DeleteAll();
        isLoading = true;
        listMaterialData = new List<MaterialData>();
        listDownLoad = new List<DownLoadMaterial>();
        if (PlayerPrefs.HasKey("LoadData111"))
        {
            string str = PlayerPrefs.GetString("LoadData11");
            listDownLoad = JsonConvert.DeserializeObject<List<DownLoadMaterial>>(str);
            if (listDownLoad == null)
                listDownLoad = new List<DownLoadMaterial>();

            Debug.Log(listDownLoad.Count);
            for (int i = 0; i < listDownLoad.Count; i++)
            {
                Debug.Log(listDownLoad[i].mObj.name + "  " + listDownLoad[i].updateTime);
            }
        }
        else
        {
            listDownLoad = new List<DownLoadMaterial>();
        }
       
    }

    private void Update()
    {
        if(isSave)
        {
            isSave = false;
            SaveData();
        }
    }

    /// <summary>
    ///  初始  下载所有需要的素材
    /// </summary>
    /// <param name="listObjValue"></param>
    public void InitLoad(List<DownLoadMaterial> listObjValue)
    {
        bool state;
        //int num;
       
        Debug.Log("Init AllDownLoad   " + listObjValue.Count);
        try
        {
            // 初始化
            for (int i = 0; i < listObjValue.Count; i++)
            {
                state = true;
                if (listDownLoad != null)
                    for (int j = 0; j < listDownLoad.Count; j++)
                    {
                       // Debug.Log(listObjValue[i].mObj.DownloadPath + "   NAME  " + listDownLoad[j].mObj.DownloadPath);
                        if (listDownLoad[j].mObj.DownloadPath == listObjValue[i].mObj.DownloadPath && listDownLoad[j].updateTime == listObjValue[i].updateTime)
                        {
                            Debug.Log(listObjValue[i].mObj.name+" False ");
                            state = false;
                            break;
                        }
                    }

                if (state)
                {
                    if (listObjValue[i].mObj.DownloadPath.IsNotNullAndEmpty() && listObjValue[i].mObj.type != "4")
                    {
                       
                        DownLoadManage.Instance.AddDownLoadData(listObjValue[i]);
                        isLoading = true;
                    }

                }
            }

            LoadShow.Instance.allDownLoad = listObjValue.Count;
            LoadShow.Instance.ViewShow(true);

            Debug.Log("AllDownLoad   " + DownLoadManage.Instance.AllDownLoad);
            if (DownLoadManage.Instance.AllDownLoad == 0)
            {
                Debug.Log("AllDownLoad   " + DownLoadManage.Instance.AllDownLoad);
                GameManager.Instance.state = true;
            }
        }
        catch (System.Exception)
        {
            ErrorLogPanel.Instance.Show(" 初始化下载信息出现错误 ");
            
        }
       

    }

    /// <summary>
    ///  加载素材
    /// </summary>
    /// <param name="value"></param>
    /// <param name="updateTime"></param>
    public void LoadMaterial(MaterialObjValue value , int updateTime)
    {
        try
        {
            for (int i = 0; i < listMaterialData.Count; i++)
            {
                // 已经加载过
                if (listMaterialData[i].mObj.DownloadPath == value.DownloadPath)
                {
                    SendMsg(value.DownloadPath, listMaterialData[i].value);
                    return;
                }
            }

            Debug.Log(listDownLoad.Count);
            for (int i = 0; i < listDownLoad.Count; i++)
            {
                // 已经下载了，无需更新，直接加载本地资源
                if (listDownLoad[i].mObj.DownloadPath == value.DownloadPath && listDownLoad[i].updateTime == updateTime)
                {
                    object obj;
                    switch ((MaterialType)int.Parse(value.type))
                    {
                        case MaterialType.Video:
                            string path = listDownLoad[i].mObj.localSavePath;
                            obj = path;
                            SendMsg(value.DownloadPath, obj);
                            listMaterialData.Add(new MaterialData(value, value.localSavePath));
                            break;
                        case MaterialType.Model:
                            DownLoadManage.Instance.AddLocalData(new DownLoadMaterial(value, updateTime));
                            break;
                        case MaterialType.Image:
                            DownLoadManage.Instance.AddLocalData(new DownLoadMaterial(value, updateTime));
                            break;
                        default:
                            break;
                    }
                    return;
                }
            }
            // 需要下载
            DownLoadManage.Instance.AddDownLoadData(new DownLoadMaterial(value, updateTime));
        }
        catch (System.Exception e)
        {
            ErrorLogPanel.Instance.Show(" 加载素材出现错误 " + e.Message);

            throw;
        }
      
    }

    /// <summary>
    /// 发送下载消息
    /// </summary>
    /// <param name="name"></param>
    /// <param name="value"></param>
    public void SendMsg(string name, object value)
    {
        MsgHandler.SendMsg(name, new Msg("", value));
    }

    /// <summary>
    ///  下载结束
    /// </summary>
    /// <param name="mObj"></param>
    /// <param name="value"></param>
    public void DownLoadEnd( DownLoadMaterial mObj,object value )
    {
        //  Debug.Log(listMaterialData.Count +"    ++++++++++++++");

       
            listDownLoad.Add(mObj);
        //  SaveData();
        isSave = true;
        listMaterialData.Add(new MaterialData(mObj.mObj, value));
        SendMsg(mObj.mObj.DownloadPath, value);
        
      //  Debug.Log(mObj.mObj.name);
        // 后续根据实际测试结果来决定是否需要保存 模型的object文件  （可能会造成内存占用过大的问题）

    }

    
   
    /// <summary>
    ///  获取已下载素材
    /// </summary>
    /// <param name="downLoadPath"></param>
    /// <param name="updatetime"></param>
    /// <returns></returns>
    public object GetMaterial(string downLoadPath , long updatetime)
    {
      //  Debug.Log(listMaterialData.Count);
        for (int i = 0; i < listMaterialData.Count; i++)
        {
        //    Debug.Log(listMaterialData[i].mObj.DownloadPath +"   "+downLoadPath);
            if(listMaterialData[i].mObj.DownloadPath == downLoadPath)
            {
                return listMaterialData[i].value;
            }
        }
        return null;
    }


   /// <summary>
   /// 初始加载结束
   /// </summary>   
    public void DownLoadFinish()
    {
        if (isLoading)
            isLoading = false;
      //  Debug.Log("DownLoadFinish  @@@@@@@@@@@@@@@@@@@@@@@");
        GameManager.Instance.state = true;
    }

    protected  void OnDestroy()
    {
        SaveData();
        
    }

    /// <summary>
    ///  保存数据至本地   离线版
    /// </summary>
    private void SaveData()
    {
        string str = JsonConvert.SerializeObject(listDownLoad);
        PlayerPrefs.SetString("LoadData111", str);
    }
}

public class DownLoadMaterial
{
    public MaterialObjValue mObj { get; set; }
    public int updateTime { get; set; }
    public DownLoadMaterial(MaterialObjValue mObj, int updateTime)
    {
        this.mObj = mObj;
        this.updateTime = updateTime;
    }

}

public class MaterialData
{
    public MaterialObjValue mObj;

    public object value;

    public MaterialData(MaterialObjValue mObj, object value)
    {
        this.mObj = mObj;
        this.value = value;
    }

}