using LitJson;
using Minio;
using Minio.DataModel.Args;
using Minio.Exceptions;
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.Networking;
using XRTool.Util;

public class LangChaoRommMinIo : MonoSingleton<LangChaoRommMinIo>
{
    IMinioClient minio;
    string path;
    string bucket;
    string host;

    string tmpSecretId;
    string tmpSecretKey;
    string minioToken;

    string projectId;
    string region;
    Thread thread;
    private void Start()
    {
        thread = new Thread(DoSomeWork);
        thread.Start();
    }

    bool isminioUpdate;
    bool isUpdate;
    void DoSomeWork()
    {
        while (true)
        {
            if (minio == null)
            {
            }
            else
            {
                if (Nowfd != null && !isUpdate)
                {
                    isUpdate = true;
                    Run().Wait();
                }
            }
            Thread.Sleep(1000);
        }
    }
    public static byte[] StreamToBytes(Stream stream)
    {
        byte[] bytes = new byte[stream.Length];
        stream.Read(bytes, 0, bytes.Length);
        stream.Seek(0, SeekOrigin.Begin);
        return bytes;
    }
    Queue<RoomFileDataBack> backQueue = new Queue<RoomFileDataBack>();
    // File uploader task.
    private async Task Run()
    {
        /*
        StatObjectArgs statObjectArgs = new StatObjectArgs()
                                          .WithBucket(Nowfd.bucket)
                                          .WithObject(Nowfd.objectName);
        await minio.StatObjectAsync(statObjectArgs);
        PresignedGetObjectArgs args = new PresignedGetObjectArgs()
                                        .WithBucket(Nowfd.bucket)
                                        .WithObject(Nowfd.objectName)
                                        .WithExpiry(60 * 60 * 24);
        string url = await minio.PresignedGetObjectAsync(args);
        RoomFileData rfd = new RoomFileData();
        rfd.url = url;
        RoomFileDataBack rfdb = new RoomFileDataBack();
        rfdb.rfd = rfd;
        rfdb.Nowfd = Nowfd;
        backQueue.Enqueue(rfdb);*/
        StatObjectArgs statObjectArgs = new StatObjectArgs()                                              
                                              .WithBucket(Nowfd.bucket)
                                              .WithObject(Nowfd.objectName);


        //.WithBucket("cmcc")
        //.WithObject("remote/845995/eb00bda9-c63b-4b93-a801-e45548e7a8c2.pdf");

        await minio.StatObjectAsync(statObjectArgs);

            // Get input stream to have content of 'my-objectname' from 'my-bucketname'
            GetObjectArgs getObjectArgs = new GetObjectArgs()
                                              .WithBucket(Nowfd.bucket)
                                              .WithObject(Nowfd.objectName)
                                              .WithCallbackStream(async (stream) =>
                                              {
                                                  PresignedGetObjectArgs args = new PresignedGetObjectArgs()
                                                                                    .WithBucket(Nowfd.bucket)
                                                                                    .WithObject(Nowfd.objectName)
                                                                                    .WithExpiry(60 * 60 * 24);
                                                                                    
                                                                                    
                                                  string url = await minio.PresignedGetObjectAsync(args);
                                                  RoomFileData rfd = new RoomFileData();
                                                  rfd.url = url;
                                                  rfd.bytes = StreamToBytes(stream);
                                                
                                                 
                                                  RoomFileDataBack rfdb = new RoomFileDataBack();
                                                  rfdb.rfd = rfd;
                                                  rfdb.Nowfd = Nowfd;
                                                  backQueue.Enqueue(rfdb);
                                                  
                                                  rfd.url = Application.persistentDataPath + "/" + Path.GetFileName(url);
                                                

                                              });
    
        await minio.GetObjectAsync(getObjectArgs);
    }
    void initMinIo(Action<bool> callBack)
    {
        JsonData data = new JsonData();
        data["roomId"] = projectId;
        StartCoroutine(HttpToolLangChao.Instance.SendHttp(HttpActionLang.storage_roomCredential, data.ToJson(), async (string str) =>
        {
            try
            {

                JsonData d = JsonMapper.ToObject(str);
                minioToken = d["data"]["credentials"]["token"].ToString();
                tmpSecretId = d["data"]["credentials"]["tmpSecretId"].ToString();
                tmpSecretKey = d["data"]["credentials"]["tmpSecretKey"].ToString();
                host = d["data"]["host"].ToString();
                bucket = d["data"]["bucket"].ToString();
                path = d["data"]["path"].ToString();
              
                Debug.Log(str);
                bool isHttps = host.Contains("https");
                var endpoint = host.Split("//")[1];
                var accessKey = tmpSecretId;//"tr6Nh5D8bnlGaLJE6vb5";
                var secretKey = tmpSecretKey;// "aVOYdXLnX4MCiKbit8aomZNWvAx8YSpzhiwzFhrI";
                Debug.Log("endpoint===>" + endpoint + "    isHttps==>" + isHttps);

                //if(d["data"]["region"]!=null&& !string.IsNullOrEmpty(d["data"]["region"].ToString())&& d["data"]["region"].ToString()!="null")
                //{
                //    region = d["data"]["region"].ToString();
                //    minio = new MinioClient()
                //                    .WithEndpoint(endpoint)
                //                    .WithCredentials(accessKey, secretKey)
                //                    .WithSessionToken(minioToken)
                //                    .WithSSL(isHttps)
                //                    .WithRegion(region)
                //                    .Build();

                    

                //}
                //else
                {
                    minio = new MinioClient()
                                    .WithEndpoint(endpoint)
                                    .WithCredentials(accessKey, secretKey)
                                    .WithSessionToken(minioToken)
                                    .WithSSL(isHttps)
                                    .Build();

                }

                Debug.Log(minio == null);

                

                TimerMgr.Instance.CreateTimer(() =>
                {

                    minio = null;
                }, 3000);
                callBack?.Invoke(true);
            }
            catch
            {
                callBack?.Invoke(false);

            }

        }));
    }

    Queue<GetFileData> fdQueue = new Queue<GetFileData>();
    public void getFile(string roomId, string bucket, string objectName, Action<RoomFileData> callBack)//, string path
    {
        if (this.projectId!= roomId)
        {
            this.projectId = roomId;
          //  minio = null;
        }
        //Unity 当执行大量null 引用操作的时候 下面的方法比  gameobject!=null  快了大概两倍
        if (!System.Object.ReferenceEquals(gameObject, null))
        {

        }

        GetFileData getFileData = new GetFileData();
        getFileData.bucket = bucket;
        getFileData.objectName = objectName;
        getFileData.callBack = callBack;
        fdQueue.Enqueue(getFileData);
    }

    public class RoomFileData
    {
        public byte[] bytes;
        public string url;
    }
    public class RoomFileDataBack
    {
        public RoomFileData rfd;
        public GetFileData Nowfd;
    }

    GetFileData Nowfd;
    private void Update()
    {
        if (fdQueue.Count > 0 && Nowfd == null)
        {
            Nowfd = fdQueue.Dequeue();
        }
        if (minio == null)
        {
            if (projectId !=null && !isminioUpdate)
            {
                isminioUpdate = true;
                initMinIo((bool b) =>
                {
                    isminioUpdate = false;
                });

            }
        }
        if (backQueue.Count > 0 )
        {
            RoomFileDataBack rfdb = backQueue.Dequeue();
            try
            {
                rfdb.Nowfd.callBack?.Invoke(rfdb.rfd);

            }
            catch
            {

            }
            isUpdate = false;
            Nowfd = null;
        }
        
    }

    public class GetFileData
    {
        public string bucket;
        public string objectName;
        public Action<RoomFileData> callBack;
    }
}