using System;
using BestHTTP;
using UnityEngine;
using System.Linq;
using System.Text;
using Framework.Event;
using LC.Newtonsoft.Json;
using LC.Newtonsoft.Json.Linq;
using System.Collections.Generic;
using System.Security.Cryptography;

public enum NetRequestStatus
{
    None = 0,
    Start,
    Wait,
    Success,
}

public class AppNetConfig : MonoBehaviour
{
    /// <summary>
    /// 请求服务器返回信息类
    /// </summary>
    private class ServerResponseInfo
    {
        public int code = -1;
        public string message;
        public string data;
    }

    /// <summary>
    /// 请求获取数据类
    /// </summary>
    private class PostData
    {
        public string action;
        public string time;
        public string sign;
        public string client_id;
        public string client_type;
        public string game_data;
    }
    /// <summary>
    /// 请求上传数据类
    /// </summary>
    private class UploadPostData
    {
        public string action;
        public string time;
        public string sign;
        public string client_id;
        public string third_id;
        public string game_data;
    }

    public static NetRequestStatus State = NetRequestStatus.None;

    //private static readonly string URL = "http://192.168.3.90:8000/web_api/server_update.php";

    private static readonly string URL = "http://170.106.198.9/web_api/server_update.php";

    private static readonly string Sign = "oxZsw7oTruE7wAWFZxzk6M3CUCAi3m6b";

    private static string _createSign;
    private static string _myTime;
    private static string _getData;
    private static string _saveData;
    private bool _upload;

    private static ServerResponseInfo _serverData;
    private PostData _postData;
    private UploadPostData _uploadPostData;

    private static bool _thirdLoginSuccess;
    private static bool _deviceLoginSuccess;
    private bool _isNewUser;

    void Start()
    {
        _postData = new PostData();
        _serverData = new ServerResponseInfo();
        _uploadPostData = new UploadPostData();
        EventManager.Instance.Register<string>(EventManager.EventName.UploadToRemote, StartUpload);
        EventManager.Instance.Register(EventManager.EventName.NewUserLogin, SaveNewUserData);
    }

    private void OnDestroy()
    {
        EventManager.Instance.Unregister<string>(EventManager.EventName.UploadToRemote, StartUpload);
        EventManager.Instance.Unregister(EventManager.EventName.NewUserLogin, SaveNewUserData);
    }

    private void StartUpload(string jsonData)
    {
        _saveData = jsonData;
        _upload = true;
    }

    private void SaveNewUserData()
    {
        DebugUtil.LogWarning("新玩家");
        var jsonData = JsonConvert.SerializeObject(AppInfoManager.Instance.RemoteAppUserInfo);
        UploadDataToServer(jsonData);
    }

    private void BindThirdID()
    {
        var jsonData = JsonConvert.SerializeObject(AppInfoManager.Instance.AppUserInfo);
        UploadDataToServer(jsonData);
    }

    private void Update()
    {
        if (State == NetRequestStatus.Start)
        {
            State = NetRequestStatus.Wait;
            GetDataFromServer();
        }

        if (_upload && !string.IsNullOrEmpty(_saveData))
        {
            _upload = false;
            UploadDataToServer(_saveData);
        }
    }

    private void GetDataFromServer()
    {
        try
        {
            var uniqueID = AppInfoManager.Instance.GetUniqueID();
            var uniqueType = AppInfoManager.Instance.GetUniqueType();
            DebugUtil.Log("使用{0}获取数据, ID:{1}", AppInfoManager.Instance.CurLoginState, uniqueID);
            HTTPRequest request = new HTTPRequest(new Uri(URL), HTTPMethods.Post, OnGetFinished);
            request.SetHeader("Content-Type", "application/json");
            _createSign = GenerateHash("get_data", uniqueID);
            _postData = new PostData
            {
                action = "get_data",
                time = _myTime,
                sign = _createSign,
                client_id = uniqueID,
                client_type = uniqueType,
                game_data = "None"
            };

            var jsonData = JsonConvert.SerializeObject(_postData);
            if (string.IsNullOrEmpty(jsonData))
                DebugUtil.LogError("Json转化后，postDataJson为空");

            var bytes = Encoding.UTF8.GetBytes(jsonData);
            request.RawData = bytes;
            request.Send();
        }
        catch (Exception e)
        {
            DebugUtil.LogError("AppNetConfig.GetDataFromServer Error: {0}", e);
        }
    }

    private void OnGetFinished(HTTPRequest request, HTTPResponse response)
    {
        try
        {
            var loginIDState = AppInfoManager.Instance.CurLoginState;
            switch (request.State)
            {
                case HTTPRequestStates.Finished:
                {
                    var jsonData = response.DataAsText;
                    JObject jObj = JObject.Parse(jsonData);
                    _serverData.code = (int)jObj["code"];
                    _serverData.message = jObj["message"]?.ToString();
                    //找不到用户信息
                    if (_serverData.code == 1)
                    {
                        //查不到第三方信息 但是本地有 绑定
                        if (loginIDState == AppInfoManager.NetConfigID.ThirdID && _deviceLoginSuccess)
                        {
                            DebugUtil.Log("查不到第三方信息 但是本地有, 保存数据, 服务器返回消息：{0}", jsonData);
                            BindThirdID();
                            _thirdLoginSuccess = true;
                        }
                        //其余情况以设备id注册新玩家
                        else
                        {
                            DebugUtil.Log("无设备ID和第三方ID, 新玩家, 先保存数据");
                            _isNewUser = true;
                            EventManager.Instance.Send(EventManager.EventName.NewUserLogin);
                        }
                    }
                    else if (_serverData.code == 0)
                    {
                        var data = jObj["data"];
                        if (data != null)
                        {
                            _serverData.data = data["game_data"]?.ToString();
                            if (!string.IsNullOrEmpty(_serverData.data))
                            {
                                if (loginIDState == AppInfoManager.NetConfigID.ThirdID && !_deviceLoginSuccess)
                                {
                                    _thirdLoginSuccess = true;
                                    AppInfoManager.Instance.ThirdIdGetSuccess(_serverData.data);
                                    DebugUtil.Log("第一次使用第三方id获取成功，设备id无登录");
                                }
                                //后续登录 和 设备id获取得到第三方id的情况
                                else if (loginIDState == AppInfoManager.NetConfigID.ThirdID && _deviceLoginSuccess)
                                {
                                    _thirdLoginSuccess = true;
                                    AppInfoManager.Instance.ThirdIdGetSuccessWithDevice(_serverData.data);
                                    DebugUtil.Log("使用第三方id获取成功");
                                }
                                //本地有设备id缓存 并且没登录过第三方
                                else if (loginIDState == AppInfoManager.NetConfigID.DeviceID && !_thirdLoginSuccess)
                                {
                                    _deviceLoginSuccess = true;
                                    AppInfoManager.Instance.DeviceIdGetSuccess(_serverData.data);
                                    DebugUtil.Log("使用设备id获取成功，进行有无第三方id判断");
                                }
                                else
                                {
                                    DebugUtil.Log("设备id获取成功但是第三方也成功登录的情况");
                                }
                            }
                        }
                    }
                    else
                    {
                        DebugUtil.LogError("Sever Get Error, code: {0}, message: {1}", _serverData.code,
                            _serverData.message);
                    }

                    break;
                }
                default:
                    string text = "Request Finished with Error! " + (request.Exception != null
                        ? (request.Exception.Message + "\n" + request.Exception.StackTrace)
                        : "No Exception");
                    DebugUtil.LogError(text);
                    break;
            }
        }
        catch (JsonReaderException jsonEx)
        {
            DebugUtil.LogError("GetData JSON parsing error: {0}\nRaw response: {1}", jsonEx.Message,
                response.DataAsText);
        }
        catch (Exception e)
        {
            DebugUtil.LogError("AppNetConfig.GetDataFromBestHttp Error: {0}", e);
        }
    }

    private void UploadDataToServer(string data)
    {
        try
        {
            var clientID = AppInfoManager.Instance.AppUserInfo.UserInfo.UserID;
            var thirdID = AppInfoManager.Instance.AppUserInfo.UserInfo.ThirdId;
            DebugUtil.Log("上传的玩家数据, clientID:{0}, thirdID: {1}，gameData:{2}", clientID, thirdID, data);

            var request = new HTTPRequest(new Uri(URL), HTTPMethods.Post, NewOnUploadFinished);
            request.SetHeader("Content-Type", "application/json");
            _createSign = GenerateHash("save_third_data", clientID);
            _uploadPostData = new UploadPostData
            {
                action = "save_third_data",
                time = _myTime,
                sign = _createSign,
                client_id = clientID,
                third_id = thirdID,
                game_data = data,
            };
            string jsonData = JsonConvert.SerializeObject(_uploadPostData);
            if (string.IsNullOrEmpty(jsonData))
                DebugUtil.LogError("Json转化后, uploadPostDat为空");
            DebugUtil.Log("UploadData.Post信息：{0}", jsonData);
            var bytes = Encoding.UTF8.GetBytes(jsonData);
            request.RawData = bytes;
            request.Send();
        }
        catch (Exception e)
        {
            DebugUtil.LogError("AppNetConfig.UploadDataToServer Error: {0}", e);
        }
    }

    private void NewOnUploadFinished(HTTPRequest request, HTTPResponse response)
    {
        try
        {
            switch (request.State)
            {
                case HTTPRequestStates.Finished:
                {
                    var jsonData = response.DataAsText;
                    DebugUtil.Log("Upload从服务器获取到的数据：{0}", jsonData);
                    JObject jObj = JObject.Parse(jsonData);
                    _serverData.code = (int)jObj["code"];
                    _serverData.message = jObj["message"]?.ToString();
                    if (_serverData.code == 0)
                    {
                        DebugUtil.Log("服务器保存数据成功 !!!!");
                        if (_isNewUser)
                            GetDataFromServer();
                    }
                    else
                    {
                        DebugUtil.LogError("Sever Save Error, code: {0}, message: {1}", _serverData.code,
                            _serverData.message);
                    }

                    break;
                }

                default:
                    string text = "Request Finished with Error! " + (request.Exception != null
                        ? (request.Exception.Message + "\n" + request.Exception.StackTrace)
                        : "No Exception");
                    DebugUtil.LogError(text);
                    break;
            }
        }
        catch (JsonReaderException jsonEx)
        {
            DebugUtil.LogError("Upload JSON parsing error: {0}\nRaw response: {1}", jsonEx.Message,
                response.DataAsText);
        }
        catch (Exception e)
        {
            DebugUtil.LogError("AppNetConfig.OnUploadFinished Error: {0}", e);
        }
    }

    private static string GenerateHash(string action, string uniqueID)
    {
        DateTime currentTimeUtc = DateTime.UtcNow;
        var timeStamp = ((DateTimeOffset)currentTimeUtc).ToUnixTimeSeconds();
        _myTime = timeStamp.ToString();

        Dictionary<string, string> signData = new Dictionary<string, string>
        {
            { "time", _myTime },
            { "action", action },
            { "client_id", uniqueID }
        };

        SortedDictionary<string, string> sortedData = new SortedDictionary<string, string>(signData);
        string concatenatedData =
            string.Join("&", sortedData.Select(kv => $"{kv.Key}={Uri.EscapeDataString(kv.Value)}"));
        byte[] keyBytes = System.Text.Encoding.UTF8.GetBytes(Sign);
        byte[] dataBytes = System.Text.Encoding.UTF8.GetBytes(concatenatedData);
        using (HMACSHA256 hmac = new HMACSHA256(keyBytes))
        {
            byte[] hashBytes = hmac.ComputeHash(dataBytes);
            string hash = BitConverter.ToString(hashBytes).Replace("-", "").ToLowerInvariant();
            return hash;
        }
    }
}