using log4net;
using CounsellorBL.Helper;
using MonumentDefine;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using OT.COM.ArsenalDB;
using SoldierData.EnterprizeV4;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http;
using static CounsellorBL.GROUP.ConstDefinition.GrpBLWording;
using static MonumentDefine.Enums;
using System.Text;

namespace CounsellorBL.GROUP.Helper
{
    /// <summary>
    ///   類別名稱:Mailer
    ///   類別說明:
    ///   起始作者:
    ///   起始日期:
    ///   最新修改人:
    ///   最新修改日:
    /// </summary>
    public class FbHelper : DBService
    {
        private static ILog _inst = null;
        private static ILog Logger
        {
            get
            {
                if (_inst == null)
                {
                    _inst = LogManager.GetLogger(typeof(FbHelper));
                }
                return _inst;
            }
        }
        public override string MainTable => null;
        #region 類別
        /// <summary>
        /// Fb留言資料
        /// </summary>
        private class FbCommentData
        {
            public List<data> data { get; set; }
            public JObject paging { get; set; }
        }
        private class data
        {
            public DateTime created_time { get; set; }
            public from from { get; set; }
            public string message { get; set; }
            public string id { get; set; }
            public parent parent { get; set; }
            public int comment_count { get; set; }
        }
        private class from
        {
            public string name { get; set; }
            public string id { get; set; }
            public Picture picture { get; set; }

            public class Picture
            {
                public PictureData data { get; set; }

                public class PictureData
                {
                    public string url { get; set; }
                }
            }
        }
        private class parent
        {
            public string id { get; set; }
        }

        /// <summary>
        /// Fb 延長token
        /// </summary>
        private class FbToken
        {
            public string access_token { get; set; }
            public string type { get; set; }
        }

        /// <summary>
        /// Fb token 驗證
        /// </summary>
        public class FbTokenVerification
        {
            public VerificationContent data { get; set; }
        }
        public class VerificationContent
        {
            public string app_id { get; set; }
            public string type { get; set; }
            public int data_access_expires_at { get; set; }
            //public error error { get; set; }
            public int expires_at { get; set; }
            public bool is_valid { get; set; }
            public string user_id { get; set; }
        }
        private class error
        {
            public int code { get; set; }
            public string message { get; set; }
            public int subcode { get; set; }
        }
        
        /// <summary>
        /// FB API get token response information
        /// </summary>
        public class FbGetTokenEntity
        {
            public string access_token { get; set; }
            public string token_type { get; set; }
            public string expires_in { get; set; }
        }

        public class FbGroupEntity
        {
            public string name { get; set; }
            public string id { get; set; }
            public string privacy { get; set; }
        }

        APIURLHelper ApiUrlHelper = new APIURLHelper();

        /// <summary>
        /// fb 貼文 
        /// </summary>
        public class FbGetPost
        {
            public List<FbGetPostdata> data { get; set; }
            public JObject paging { get; set; }
        }

        public class FbGetPostdata
        {
            public string id { get; set; }
            public string message { get; set; }
            public string full_picture { get; set; }
            public string source { get; set; }
            public DateTime updated_time { get; set; }
            public DateTime created_time { get; set; }
        }

        public class PushPost
        {
            public string id { get; set; }

        }
        #endregion

        public enum CommentStatus
        {
            /// <summary>
            /// 無問題 (綠)
            /// </summary>
            OK = 1,
            /// <summary>
            /// 有問題【無數量】【無分店】【無產品】【數字有更新】 (紅)
            /// </summary>
            InvalidFormat = 2,
            /// <summary>
            /// 會員無登入系統 (橘)
            /// </summary>
            UnknownMember = 3,
            /// <summary>
            /// 黑名單或其他回覆的留言 (黑)
            /// </summary>
            Duplicate = 4,
            /// <summary>
            /// 已轉成訂單，不顯示其中
            /// </summary>
            TransferOrder = 9
        }
        class CommentModel
        {
            public string uid { get; set; }
            public string group_user_id { get; set; }
            public string comment { get; set; }
            public DateTime comment_time { get; set; }
        }
        #region FbAPI
        // 針對應用程式 可以使用{應用程式ID}|{應用程式密鑰}

        /// <summary>
        /// 上傳貼文的POST
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public string CallFbPostPushAPI(string authorizationToken, string message, string groupId, List<string> path, out string o_sPostFBID)
        {
            string sMsg = null;
            string sPostFBID = null;
            Logger.Info($"CallFbPostPushAPI start groupId={groupId}");

            if(path != null)
            {
                path.ForEach(p => {
                    Logger.Info($"CallFbPostPushAPI path={p}");
                });
            }
            try
            {
                do
                {
                    // 送出資料
                    string uri = string.Format("https://graph.facebook.com/v8.0/{0}/feed", groupId);
                    var lsData = new List<APIHelper.DataContent>()
                        {
                            new APIHelper.DataContent { Key = "access_token" , Type = typeof(StringContent) , Content = authorizationToken },
                            new APIHelper.DataContent { Key = "message", Type = typeof(StringContent), Content = message },
                            new APIHelper.DataContent { Key = "published", Type = typeof(StringContent), Content = "false" }
                        };

                    Logger.Info($"CallFbPostPushAPI f2 uri={uri}");
                    if (path != null && path.Any())
                    {
                        int i = 0;
                        path.ForEach(x =>
                        {
                            if (x != null)
                            {
                                lsData.Add(new APIHelper.DataContent { Key = $"attached_media[{i}]", Type = typeof(StringContent), Content = "{\"media_fbid\":" + x + "}" });
                            }
                            i++;
                        });
                    }
                    Logger.Info($"CallFbPostPushAPI f3 uri={uri}");

                    sMsg = APIHelper.BasePost(uri, null, lsData, out HttpResponseMessage responseMessage);

                    if (sMsg != null)
                    {
                        Logger.Error(sMsg);
                        break;
                    }

                    Logger.Info($"CallFbPostPushAPI responseMessage.IsSuccessStatusCode = {responseMessage.IsSuccessStatusCode}");

                    if (responseMessage.IsSuccessStatusCode)
                    {
                        var fb_error = GetFbApiError(responseMessage);

                        if (!string.IsNullOrWhiteSpace(fb_error))
                        {
                            sMsg = fb_error;
                            Logger.Error($"CallFbPostPushAPI f7");                            
                            Logger.Error($"CallFbPostPushAPI sMsg={sMsg}");
                            break;
                        }

                        Logger.Info($"CallFbPostPushAPI f6");
                        string sContent = responseMessage.Content.ReadAsStringAsync().Result;
                        Logger.Info($"CallFbPostPushAPI f6 sContent={sContent}");
                        sPostFBID = JsonConvert.DeserializeObject<PushPost>(sContent).id;
                        Logger.Info($"CallFbPostPushAPI f6 sPostFBID={sPostFBID}");
                    }
                    else
                    {
                        Logger.Error($"CallFbPostPushAPI f7");
                        sMsg = JsonConvert.SerializeObject(responseMessage);
                        Logger.Error($"CallFbPostPushAPI sMsg={sMsg}");
                        break;
                    }
                }
                while (false);
            }
            catch (Exception ex)
            {
                sMsg = ex.Message;
                Logger.Error($"Exception={sMsg}");
            }

            o_sPostFBID = sPostFBID;
            Logger.Info($"CallFbPostPushAPI end groupId={groupId}");
            return sMsg;
        }


        /// <summary>
        /// 上傳圖片的POST
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public string CallFbPicturePushAPI(string authorizationToken, string groupId, string path, out string o_sPicID)
        {
            string sMsg = null;
            string sPicID = null;
            Logger.Info($"CallFbPicturePushAPI start groupId={groupId} path={path}");
            try
            {
                do
                {
                    // 送出資料
                    //string uri = string.Format("https://graph.facebook.com/v7.0/{0}/photos", groupId);
                    //Logger.Info($"CallFbPicturePushAPI uri = {uri}");
                    //var lsData = new List<APIHelper.DataContent>()
                    //{
                    //    new APIHelper.DataContent { Key = "access_token" , Type = typeof(StringContent) , Content = authorizationToken },
                    //    new APIHelper.DataContent { Key = "url", Type = typeof(StringContent), Content = path },
                    //    new APIHelper.DataContent { Key = "published", Type = typeof(StringContent), Content = "false" },
                    //    new APIHelper.DataContent { Key = "attempt", Type = typeof(StringContent), Content = "3" }
                    //};

                    // 送出資料
                    string uri = string.Format("https://graph.facebook.com/v7.0/{0}/photos?access_token={1}", groupId, authorizationToken);
                    Logger.Info($"CallFbPicturePushAPI uri = {uri}");
                    var lsData = new List<APIHelper.DataContent>()
                    {
                    //new APIHelper.DataContent { Key = "access_token" , Type = typeof(StringContent) , Content = authorizationToken },
                    new APIHelper.DataContent { Key = "url", Type = typeof(StringContent), Content = path },
                    new APIHelper.DataContent { Key = "published", Type = typeof(StringContent), Content = "false" },
                    new APIHelper.DataContent { Key = "attempt", Type = typeof(StringContent), Content = "3" },
                    new APIHelper.DataContent { Key = "suppress_http_code", Type = typeof(StringContent), Content = "1" },
                    new APIHelper.DataContent { Key = "format", Type = typeof(StringContent), Content = "json" },
                    new APIHelper.DataContent { Key = "pretty", Type = typeof(StringContent), Content = "0" },
                    //new APIHelper.DataContent { Key = "debug", Type = typeof(StringContent), Content = "all" },
                    new APIHelper.DataContent { Key = "transport", Type = typeof(StringContent), Content = "cors" },
                    };

                    sMsg = APIHelper.BasePost(uri, null, lsData, out HttpResponseMessage responseMessage);

                    if (sMsg != null)
                    {
                        Logger.Error($"CallFbPicturePushAPI uri = {uri} sMsg={sMsg}");
                        break;
                    }

                    if (responseMessage.IsSuccessStatusCode)
                    {
                        var fb_error = GetFbApiError(responseMessage);

                        if (!string.IsNullOrWhiteSpace(fb_error))
                        {
                            sMsg = fb_error;
                            Logger.Error($"CallFbPicturePushAPI f7");
                            Logger.Error($"CallFbPicturePushAPI sMsg={sMsg}");
                            break;
                        }

                        string sContent = responseMessage.Content.ReadAsStringAsync().Result;
                        Logger.Info($"CallFbPicturePushAPI sContent={sContent}");
                        sPicID = JsonConvert.DeserializeObject<PushPost>(sContent).id;
                        Logger.Info($"CallFbPicturePushAPI sPicID={sPicID}");
                    }
                    else
                    {
                        Logger.Error($"CallFbPicturePushAPI f7");
                        sMsg = JsonConvert.SerializeObject(responseMessage);
                        Logger.Error($"CallFbPicturePushAPI sMsg={sMsg}");
                        break;
                    }
                }
                while (false);
            }
            catch (Exception ex)
            {
                sMsg = ex.Message;
                Logger.Error($"CallFbPicturePushAPI exception={sMsg}");
            }

            o_sPicID = sPicID;
            Logger.Info($"CallFbPicturePushAPI end groupId={groupId} path={path} sResult={sPicID}");
            return sMsg;
        }

        /// <summary>
        /// 貼文的Get(抓貼文、圖片、影片)
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public bool CallFbPostGetAPI(string authorizationToken, string groupId)
        {
            // 送出資料 取1000筆資料
            string uri = string.Format("https://graph.facebook.com/v7.0/{0}/feed?fields=full_picture,message,source,updated_time,created_time&limit=1000&", groupId);
            var dicData = new Dictionary<string, string>()
            {
                { "access_token", authorizationToken }

            };
            APIHelper.BaseGet(uri, null, dicData, out HttpResponseMessage responseMessage);
            if (responseMessage.IsSuccessStatusCode)
            {
                GetFbPostData(JsonConvert.DeserializeObject<FbGetPost>(responseMessage.Content.ReadAsStringAsync().Result));
            }
            return responseMessage.IsSuccessStatusCode;
        }

        /// <summary>
        /// 貼文的Get(抓貼文、圖片、影片)
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public FbGetPost CallFbPostGetDataAPI(string authorizationToken, string groupId, int grabDate_ = 0)
        {
            if (grabDate_ == 0 || grabDate_ > 30)
                grabDate_ = 30;// 30日為預設天數

            // 送出資料 撈取30天內之文章 並重複取至無資料
            string uri = string.Format("https://graph.facebook.com/v7.0/{0}/feed?fields=full_picture,message,source,updated_time,created_time&limit=25&since={1}&",
                groupId,
                DateTime.Now.AddDays(-grabDate_).ToString("yyyy-MM-dd")
            );
            FbGetPost rawResult = null;
            FbGetPost result = new FbGetPost() { data = new List<FbGetPostdata>(), paging = new JObject() };
            bool isOver = false;
            var dicData = new Dictionary<string, string>()
            {
                { "access_token", authorizationToken }
            };
            while (!isOver)
            {
                APIHelper.BaseGet(uri, null, dicData, out HttpResponseMessage responseMessage);
                if (responseMessage.IsSuccessStatusCode)
                {
                    rawResult = JsonConvert.DeserializeObject<FbGetPost>(responseMessage.Content.ReadAsStringAsync().Result);
                    result.data.AddRange(rawResult.data);
                    uri = rawResult.paging != null ? rawResult.paging["next"].ToString() : null;
                    if (rawResult.data.Count == 0)
                    {
                        isOver = true;
                    }
                }
                else
                {
                    isOver = true;
                }
            }
            return result;
        }

        /// <summary>
        /// 貼文的Get(抓單篇貼文)
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public FbGetPostdata CallSingleFbPostGetDataAPI(string authorizationToken, string postId)
        {
            string uri = string.Format("https://graph.facebook.com/v7.0/{0}?fields=created_time&", postId);
            FbGetPost result = new FbGetPost() { data = new List<FbGetPostdata>(), paging = new JObject() };
            var dicData = new Dictionary<string, string>()
            {
                { "access_token", authorizationToken }
            };
            FbGetPostdata rawResult = null;
            APIHelper.BaseGet(uri, null, dicData, out HttpResponseMessage responseMessage);
            if (responseMessage.IsSuccessStatusCode)
            {
                rawResult = JsonConvert.DeserializeObject<FbGetPostdata>(responseMessage.Content.ReadAsStringAsync().Result);
            }

            return rawResult;
        }

        /// <summary>
        /// 取回留言的Get
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public bool CallFbCommentGetAPI(string articleId, string authorizationToken, string postId, out List<tb_grp_comment> comments)
        {
            // 送出資料
            string uri = string.Format("https://graph.facebook.com/v7.0/{0}/comments?filter=stream&fields={1}&access_token={2}&limit={3}", postId, "id,created_time,from{name,id,picture},message,parent,comment_count", authorizationToken, "150");
            FbCommentData rawResult = null;
            FbCommentData result = new FbCommentData() { data = new List<data>(), paging = new JObject() };

            bool isOver = false;
            while (!isOver)
            {
                APIHelper.BaseGet(uri, null, new Dictionary<string, string>(), out HttpResponseMessage responseMessage);
                if (responseMessage.IsSuccessStatusCode)
                {
                    var fb_error = GetFbApiError(responseMessage);

                    if (!string.IsNullOrWhiteSpace(fb_error))
                    {
                        Logger.Error($"{nameof(CallFbCommentGetAPI)} FB API response error message: {fb_error} ");                        
                    }

                    rawResult = JsonConvert.DeserializeObject<FbCommentData>(responseMessage.Content.ReadAsStringAsync().Result);
                    result.data.AddRange(rawResult.data);
                    uri = rawResult.paging != null && rawResult.paging.ContainsKey("next") ? rawResult.paging["next"].ToString() : null;
                    if (rawResult.data.Count == 0 || uri == null)
                    {
                        isOver = true;
                    }
                }
                else
                {
                    var error = $"{nameof(CallFbCommentGetAPI)} Error, ReasonPhrase:{responseMessage.ReasonPhrase} hrmResult.Headers.WwwAuthenticate:{responseMessage.Headers.WwwAuthenticate} ";
                    Logger.Error(error);
                    isOver = true;
                }
            }
            if (result.data.Count > 0)
            {
                string sMsg = GetFCommentsData(articleId, result, postId, out comments);
                // 儲存出錯
                if (sMsg != null)
                {
                    comments = null;
                }
            }
            else
            {
                comments = null;
            }
            return true;
        }

        /// <summary>
        /// 延長token
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public bool CallFbLongTokenGetAPI(string authorizationToken, string client_id, string client_secret)
        {
            // 送出資料
            string uri = "https://graph.facebook.com/oauth/access_token?";
            var dicData = new Dictionary<string, string>()
            {
                { "grant_type", "fb_exchange_token" },
                { "client_id", client_id },
                { "client_secret", client_secret },
                { "fb_exchange_token", authorizationToken },
            };
            APIHelper.BaseGet(uri, null, dicData, out HttpResponseMessage responseMessage);
            if (responseMessage.IsSuccessStatusCode)
            {
                var responseData = JsonConvert.DeserializeObject<FbToken>(responseMessage.Content.ReadAsStringAsync().Result);
            }
            return responseMessage.IsSuccessStatusCode;
        }

        /// <summary>
        /// 驗證token, 可改用 Function FbApiCheckToken
        /// </summary>
        /// <param name="authorizationToken"></param>
        /// <param name="message"></param>
        /// <param name="path">圖片路徑</param>
        public string CallFbCheckTokenGetAPI(string authorizationToken, string client_id, string client_secret, out int status)
        {
            // 送出資料
            status = 0; // 預設0: 正常 1: 即將到期 2: 驗證失敗
            string uri = "https://graph.facebook.com/debug_token?";
            var dicData = new Dictionary<string, string>()
            {
                { "input_token", authorizationToken },
                { "access_token", string.Format("{0}|{1}",client_id,client_secret) },
            };
            APIHelper.BaseGet(uri, null, dicData, out HttpResponseMessage responseMessage);
            if (responseMessage.IsSuccessStatusCode)
            {
                var responseData = JsonConvert.DeserializeObject<FbTokenVerification>(responseMessage.Content.ReadAsStringAsync().Result);
                if (responseData.data.is_valid)
                {
                    var timeStamp = responseData.data.expires_at - Convert.ToInt32(DateTime.UtcNow.AddHours(8).Subtract(new DateTime(1970, 1, 1)).TotalSeconds);
                    if (timeStamp > 20 * 86400) // 20天
                    {
                        return null;
                    }
                    else
                    {
                        status = 1;
                        return "Token即將到期";
                    }
                }
                else
                {
                    status = 2;
                    return "Token驗證失敗";
                }
            }
            else
            {
                status = 2;
                return "Request失敗";
            }
        }

        /// <summary>
        /// Send FB Message 
        /// </summary>
        /// <param name="messenger_id_"></param>
        /// <param name="message_"></param>
        /// <param name="access_token_"></param>
        /// <param name="errorHandle_"></param>
        /// <returns></returns>
        public void SendMessage(ref string messenger_id_, ref string message_, ref string access_token_, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            string url = ApiUrlHelper.SendMessage(access_token_);

            var dataContents = new
            {
                recipient = new { id = messenger_id_ },
                messaging_type = "MESSAGE_TAG",
                message = new { text = message_},
                tag = "POST_PURCHASE_UPDATE"
            };

            SendPostFbApi(url, dataContents, successHandle_, errorHandle_);
        }

        /// <summary>
        /// 
        /// </summary>
        /// <returns></returns>
        public void CheckAccessToken(ref string access_token_, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            string url = ApiUrlHelper.CheckAccessToken(access_token_);

            SendGetFbApi(url, successHandle_, errorHandle_);
        }

        public void  GetUserAccessToken(ref string user_access_token_, ref string app_id_, ref string app_secret_, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            string url = ApiUrlHelper.GetUserAccessToken(user_access_token_, app_id_, app_secret_);

            SendGetFbApi(url, successHandle_, errorHandle_);
        }

        public void GetPageAccessToken(ref string user_id_, ref string long_lived_user_access_token, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            string url = ApiUrlHelper.GetPageAccessToken(user_id_, long_lived_user_access_token);

            SendGetFbApi(url, successHandle_, errorHandle_);
        }

        public void GetGroupPublicDescription(string group_id_, string user_access_token_, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            string url = ApiUrlHelper.GetGroupPublicDescription(group_id_, user_access_token_);

            SendGetFbApi(url, successHandle_, errorHandle_);
        }

        #endregion

        #region 專案獨有
        ///// <summary>
        ///// 貼文資料新增到SQL
        ///// </summary>
        ///// <param name="state"></param>
        ///// <returns></returns>
        private void GetFbPostData(FbGetPost fbGetPost)
        {
            ArsenalInterface ai;
            List<Command> lCmds = new List<Command>();

            // 取社團
            QueryJsonElementCollection lBlocks = new QueryJsonElementCollection();
            QueryJsonElement qjeOrigin = lBlocks.GetInst();
            qjeOrigin.table = tb_grp_group.TABLENAME;
            qjeOrigin.displaycols = new List<string>() { tb_grp_group.CN_UID, tb_grp_group.CN_FB_GROUP_ID };
            qjeOrigin.wherecols = new WhereNode(tb_grp_group.CN_FB_GROUP_ID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_grp_group), fbGetPost.data[0].id.Split("_")[0]);
            lBlocks.Add(qjeOrigin);
            var sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cRes);

            ai = ArsenalDBMgr.GetInst(cRes);
            List<tb_grp_group> group = ai.RunQueryList<tb_grp_group>(cRes);

            // 取貼文資料
            lBlocks.Clear();
            QueryJsonElement qjeArticle = lBlocks.GetInst();
            qjeArticle.table = tb_grp_article.TABLENAME;
            qjeArticle.displaycols = new List<string>() { tb_grp_article.CN_UID, tb_grp_article.CN_GROUP_UID, tb_grp_article.CN_FB_ARTICLE_ID };
            qjeArticle.wherecols = new WhereNode(tb_grp_article.CN_GROUP_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_grp_article), group.First().uid);
            lBlocks.Add(qjeArticle);
            sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cArt);
            ai = ArsenalDBMgr.GetInst(cArt);
            List<tb_grp_article> article = ai.RunQueryList<tb_grp_article>(cArt);

            // 取媒體資料
            lBlocks.Clear();
            QueryJsonElement qjeArticleMedia = lBlocks.GetInst();
            qjeArticleMedia.table = tb_grp_article_media.TABLENAME;
            qjeArticleMedia.displaycols = new List<string>() { tb_grp_article_media.CN_UID, tb_grp_article_media.CN_ARTICLE_UID, tb_grp_article_media.CN_MEDIA_ID, tb_grp_article_media.CN_URI };
            lBlocks.Add(qjeArticleMedia);
            sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cMedia);
            ai = ArsenalDBMgr.GetInst(cMedia);
            List<tb_grp_article_media> lsmedia = ai.RunQueryList<tb_grp_article_media>(cMedia);

            fbGetPost.data.ForEach(x =>
                {
                    var uid = string.Empty;

                    // 如果貼文存在則更新 否則新增
                    if (!article.Any(y => y.fb_article_id == x.id))
                    {
                        uid = Guid.NewGuid().ToString();
                        tb_grp_article cNew = new tb_grp_article()
                        {
                            uid = uid,
                            group_uid = group.First().uid,
                            message = x.message,
                            post_status = (int)EPostStatus.EPS_FETCH_FROM_FB,
                            fb_article_id = x.id,
                            release_date = x.created_time
                        };
                        lCmds.Add(Command.SetupInsertCmd(cNew));
                    }
                    else
                    {
                        uid = article.First(y => y.fb_article_id == x.id).uid;
                        tb_grp_article cWhere = new tb_grp_article() { uid = uid };
                        tb_grp_article cUpdate = new tb_grp_article()
                        {
                            group_uid = group.First().uid,
                            message = x.message,
                            post_status = (int)EPostStatus.EPS_FETCH_FROM_FB,
                            fb_article_id = x.id,
                            release_date = x.created_time
                        };
                        lCmds.Add(Command.SetupUpdateCmd(cUpdate, cWhere));
                    }
                    if (!lsmedia.Any(y => y.uri == x.full_picture) && x.full_picture != null)
                    {
                        tb_grp_article_media media = new tb_grp_article_media()
                        {
                            article_uid = uid,
                            uri = x.full_picture,
                            type = BLWording.MediaType.Photo,
                            status_flag = (int)MediaType.GetFb
                        };
                        lCmds.Add(Command.SetupInsertCmd(media));
                    }
                    if (!lsmedia.Any(y => y.uri == x.full_picture) && x.source != null)
                    {
                        tb_grp_article_media media = new tb_grp_article_media()
                        {
                            article_uid = uid,
                            uri = x.source,
                            type = BLWording.MediaType.Video,
                            status_flag = (int)MediaType.GetFb
                        };
                        lCmds.Add(Command.SetupInsertCmd(media));
                    }
                });
            if (lCmds.Any())
            {
                ai = ArsenalDBMgr.GetInst(lCmds[0], GetDefaultSystemColumnInfo());
                ai.RunEditCmds(lCmds);
                sMsg = GetLastErrorCode(lCmds);
            }
        }

        /// <summary>
        /// 貼文留言存進SQL
        /// </summary>
        /// <param name="fbGetPost"></param>
        /// <param name="id"></param>
        private string GetFCommentsData(string articleId, FbCommentData fbGetPost, string post_id, out List<tb_grp_comment> comments)
        {
            // 沒有留言
            if (fbGetPost.data.Count == 0)
            {
                comments = null;
                return null;
            }

            List<Command> lCmds = new List<Command>();

            // 用文章 ID取文章 data
            var article = GetArticleByPostID(articleId);
            comments = new List<tb_grp_comment>();

            // 取回原先的留言
            List<tb_grp_comment> originComments = GetComments(article.uid);

            // 如果先前已有匯入留言，已匯入過的留言不再重複匯入
            List<string> existFbCommentID = originComments.Select(x => x.fb_comment_id).ToList();

            // 取回該社團可以取貨的地點
            var branches = GetBranches(article.group_uid).ToDictionary(x => x.uid, x => x.branch_name);
            var products = GetProducts(article.uid);

            // 會員預設取貨地點(中文)的對應表，沒設定取貨地點不會放進列表
            var memberDefaultBranchDict = GetMembers(post_id.Split('_')[0])
               .Where(x => !string.IsNullOrEmpty(x.default_branch) && branches.ContainsKey(x.default_branch))
               .ToDictionary(x => x.group_user_id, x => branches[x.default_branch]);
            // 將名稱以['A', 'B'...]這樣依序產生，如果產品有3個，就要放入['A', 'B', 'C']
            List<GroupBuyParser.ProductInfo> productInfoNames = new List<GroupBuyParser.ProductInfo>();
            //productInfoNames = products.Select((x, i) => new GroupBuyParser.ProductInfo
            //{
            //    Name = x.name ?? "",
            //    Specifications = string.IsNullOrEmpty(x.specification) ? null : x.specification.Split(',', StringSplitOptions.RemoveEmptyEntries)
            //}).ToList();

            var productInfos = products.Select((x, i) => new GroupBuyParser.ProductInfo
            {
                Name = ((char)('A' + x.seq)).ToString(),
                Specifications = string.IsNullOrEmpty(x.specification) ? null : x.specification.Split(',', StringSplitOptions.RemoveEmptyEntries).OrderByDescending(x => x.Count()).ToArray()
            }).ToList();

            //var productInfos = productInfoNames.Concat(productInfosChar).ToList();

            Logger.Info($"開始解析貼文  文章ID: {article.uid}  設定: {JsonConvert.SerializeObject(productInfos)}");

            var parser = new GroupBuyParser.GroupBuyParser
            {
                Settings = new GroupBuyParser.ParserSettings
                {
                    Products = productInfos,
                    Branches = branches.Values.ToList()
                }
            };

            StringBuilder parseCommentErrorLog = new StringBuilder();
            foreach (var item in fbGetPost.data)
            {
                // 沒有留言就不處理
                if (string.IsNullOrEmpty(item.message))
                {
                    continue;
                }
                // 判斷已經重複的ID
                if (existFbCommentID.Contains(item.id))
                {
                    continue;
                }
                // 判斷是否為回覆留言
                string parentUid = null;
                if (item.parent != null)
                {
                    parentUid = item.parent.id;
                }

                // 如果取不回fb_id(使用者沒有允許應用程式查看貼文)仍要處理
                string group_user_id = item.from?.id;

                string json = "";
                int status = 0;

                // 傳入該會員預設取貨地點(非會員則為null)
                string defaultBranch = null;

                if (!string.IsNullOrEmpty(group_user_id) && memberDefaultBranchDict.ContainsKey(group_user_id))
                {
                    defaultBranch = memberDefaultBranchDict[group_user_id];
                }

                var parseData = new GroupBuyParser.ParserData
                {
                    Text = item.message,
                    DefaultBranch = defaultBranch
                };
                parser.Parse(parseData);
                if (parseData.Success)
                {
                    bool isProductCorrect = true;
                    foreach (var product in parseData.Product.ToList())
                    {
                        if (product.Name == "I")
                        {
                            isProductCorrect = false;
                            break;
                        }
                    }
                    if (isProductCorrect) // 名稱有I 不Insert進資料庫
                    {
                        json = JsonConvert.SerializeObject(parseData.Product);
                        status = (int)CommentStatus.OK;
                    }
                    else
                    {
                        status = (int)CommentStatus.InvalidFormat;
                    }
                }
                else
                {
                    status = (int)CommentStatus.InvalidFormat;
                    // 增加log紀錄確認解析失敗的原因
                    parseCommentErrorLog.AppendLine($"解析貼文失敗  姓名: {item.from?.name}  內容: {item.message}  原因: {parseData.ErrorMessage}");
                }
                if (string.IsNullOrEmpty(group_user_id))
                {
                    status = (int)CommentStatus.UnknownMember;
                }
                else if (!memberDefaultBranchDict.ContainsKey(group_user_id))
                {
                    status = (int)CommentStatus.UnknownMember;
                }
                else if (comments.Any(x => x.group_user_id == group_user_id))   // 是否有重複留言
                {
                    status = (int)CommentStatus.Duplicate;
                }

                if (parentUid != null)
                {
                    status = (int)CommentStatus.Duplicate;
                }

                tb_grp_comment cNew = new tb_grp_comment
                {
                    uid = Guid.NewGuid().ToString(),
                    article_uid = article.uid,
                    origin_comment = item.message,
                    comment = json,
                    group_user_id = group_user_id,
                    comment_time = item.created_time,
                    fb_comment_id = item.id,
                    status = status,
                    user_name = item.from?.name,
                    user_picture = item.from?.picture.data.url,
                    parent_comment_id = parentUid == null ? null : parentUid
                };
                comments.Add(cNew);
            }
            
            if(parseCommentErrorLog.Length != 0)
            {
                // 參考原本寫法, 解析貼文失敗訊息標記為Info
                parseCommentErrorLog.Insert(0, Environment.NewLine);
                Logger.Info(parseCommentErrorLog.ToString());
            }

            // 沒有新增任何留言就不處理
            if (comments.Count == 0)
            {
                return null;
            }
            lCmds.AddRange(comments.Select(x => Command.SetupInsertCmd(x)));

            var ai = ArsenalDBMgr.GetInst(lCmds[0], GetDefaultSystemColumnInfo());
            ai.RunEditCmds(lCmds);
            var sMsg = GetLastErrorCode(lCmds);

            return sMsg;
        }

        /// <summary>
        /// 將留言轉成訂單（結單）
        /// </summary>
        /// <param name="article_uid"></param>
        public string CheckOrder(string article_uid, JArray jData)
        {
            // 貼文資料
            var article = GetArticle(article_uid);
            // 商品資料
            var productData = GetProducts(article_uid).OrderBy(x => x.seq).ToArray();
            // 貼文對應的群組UID
            var groupUid = article.group_uid;
            // 取得社團成員ID對應的UID
            var fb_group_id = article.fb_article_id.Split('_')[0];
            var memberDict = GetMembers(fb_group_id).ToDictionary(x => x.group_user_id, x => x.uid);
            // 分店的對應表
            var branchDict = GetBranches(groupUid).ToDictionary(x => x.branch_name, x => x.uid);
            // 取回過去的訂單主檔
            var IsOrderMaster = GetOrderMasters(article_uid);
            // 如果過去已經有結單，使用同一個order_code，反之取回新的訂單編號(這不就是article_uid嗎?)
            var orderCode = IsOrderMaster.Any() ? IsOrderMaster.First().order_code : GetOrderCode();
            var orderName = IsOrderMaster.Any() ? IsOrderMaster.First().name : article.name;   // 有結單過的貼文使用舊名稱
            var orderMasterDic = new Dictionary<string, tb_ord_order_master>();
            // 再次結單屬於新的order_master
            // 先取回所有留言
            var comments = GetComments(article_uid);
            // 留言解析成功的才更新
            List<CommentModel> data = new List<CommentModel>();
            foreach (JToken token in jData)
            {
                Dictionary<string, object> dicData = token.ToObject<Dictionary<string, object>>();

                var commentData = comments.Where(x => x.status != (int)CommentStatus.TransferOrder && !string.IsNullOrEmpty(x.comment) &&
                x.status_flag == BLWording.STATUS_FLAG_ON && !string.IsNullOrEmpty(x.group_user_id) && x.uid == dicData["uid"].ToString()).Select(x => new
                {
                    x.uid,
                    x.group_user_id,
                    x.comment,
                    x.comment_time
                });
                if (commentData.Any())
                {
                    CommentModel tempComment = new CommentModel()
                    {
                        uid = commentData.Select(x => x.uid).FirstOrDefault(),
                        comment = commentData.Select(x => x.comment).FirstOrDefault(),
                        group_user_id = commentData.Select(x => x.group_user_id).FirstOrDefault(),
                        comment_time = commentData.Select(x => x.comment_time).FirstOrDefault()
                    };
                    data.Add(tempComment);
                }
            }

            if (!data.Any())
            {
                return null;
            }

            List<Command> lCmds = new List<Command>();
            List<tb_ord_order_detail> lOrderDetails = new List<tb_ord_order_detail>();
            ArsenalInterface ai = null;
            foreach (var item in data)
            {
                // 解析留言訂購格式，以每一項為單位塞到DB去
                var products = JsonConvert.DeserializeObject<IEnumerable<GroupBuyParser.ParserProduct>>(item.comment);
                foreach (var product in products)
                {
                    // 目前暫定A = 0   B = 1...
                    var productIndex = product.Name[0] - 'A';
                    var productItem = productData.FirstOrDefault(x => x.seq == productIndex);

                    if (product.Branch == "未知" || string.IsNullOrWhiteSpace(product.Branch))
                    {
                        break;
                    }
                    var branch_uid = branchDict[product.Branch];

                    // 如果目前沒有主檔，新增主檔
                    if (!orderMasterDic.ContainsKey(branch_uid))
                    {
                        // 查詢group_uid
                        tb_grp_branch cBranch = new tb_grp_branch();
                        cBranch.SetDirty(tb_grp_branch.CN_GROUP_UID);
                        tb_grp_branch cCon = new tb_grp_branch() { uid = branch_uid };
                        Command cSelect = Command.SetupSelectCmd(cBranch, cCon);
                        ai = ArsenalDBMgr.GetInst(cSelect);
                        tb_grp_branch qds = ai.RunQuerySingleORM<tb_grp_branch>(cSelect);
                        var newOrderMaster = new tb_ord_order_master
                        {
                            uid = Guid.NewGuid().ToString(),
                            type = 1,
                            name = orderName,
                            order_code = orderCode,
                            article_uid = article_uid,
                            branch_uid = branch_uid,
                            group_uid = qds.group_uid,
                            status = (int)OrderStatus.NotArrived,
                        };

                        lCmds.Add(Command.SetupInsertCmd(newOrderMaster));
                        // 增加Dictionary的內容，避免內容被重複新增
                        orderMasterDic.Add(branch_uid, newOrderMaster);
                    }
                    if (product.Qty > 0)
                    {
                        var order = new tb_ord_order_detail
                        {
                            uid = Guid.NewGuid().ToString(),
                            order_uid = orderMasterDic[branch_uid].uid,
                            article2product_uid = productItem.uid,
                            member_uid = memberDict[item.group_user_id],
                            specification = product.Specification != "" ? product.Specification : null,
                            order_qty = product.Qty,
                            price = productItem.price * product.Qty,
                            comment_time = item.comment_time,
                            comment_uid = item.uid,
                            status = (int)OrderStatus.NotArrived
                        };

                        lOrderDetails.Add(order);

                        // 更新留言變成不顯示
                        tb_grp_comment updateComment = new tb_grp_comment { status = (int)CommentStatus.TransferOrder };
                        tb_grp_comment updateCommentCond = new tb_grp_comment { uid = item.uid };
                        lCmds.Add(Command.SetupUpdateCmd(updateComment, updateCommentCond));
                    }
                }
            }
            if (lOrderDetails.Count == 0)
            {
                return "結單錯誤(請確認訂單資訊)";
            }

            if (article.post_status < 64)
            {
                tb_grp_article updateArticle = new tb_grp_article { post_status = (int)EPostStatus.EPS_ORDER };
                tb_grp_article updateArticleCond = new tb_grp_article { uid = article_uid };
                lCmds.Add(Command.SetupUpdateCmd(updateArticle, updateArticleCond));
            }


            lCmds.AddRange(lOrderDetails.Select(x => Command.SetupInsertCmd(x)));

            ai = ArsenalDBMgr.GetInst(lCmds[0], GetDefaultSystemColumnInfo());
            ai.RunEditCmds(lCmds);
            var sMsg = GetLastErrorCode(lCmds);

            return sMsg;
        }

        private List<tb_ord_order_master> GetOrderMasters(string article_uid)
        {
            tb_ord_order_master cDisplay = new tb_ord_order_master();
            cDisplay.SetFullDirty();
            var whereNode = new WhereNode(tb_ord_order_master.CN_ARTICLE_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_ord_order_master), article_uid);
            var cSelect = Command.SetupSelectCmd(cDisplay, whereNode);
            var ai = ArsenalDBMgr.GetInst(cSelect);
            var data = ai.RunQueryList<tb_ord_order_master>(cSelect);

            return data;
        }

        /// <summary>
        /// 用文章FB ID取回貼文部分資訊
        /// </summary>
        /// <param name="post_id"></param>
        /// <returns></returns>
        private static tb_grp_article GetArticleByPostID(string articleId)
        {
            QueryJsonElementCollection lBlocks = new QueryJsonElementCollection();
            QueryJsonElement qjeOrigin = lBlocks.GetInst();
            qjeOrigin.table = tb_grp_article.TABLENAME;
            qjeOrigin.displaycols = new List<string>() { tb_grp_article.CN_UID, tb_grp_article.CN_FB_ARTICLE_ID, tb_grp_article.CN_GROUP_UID };
            qjeOrigin.wherecols = new WhereNode(tb_grp_article.CN_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_grp_article), articleId);
            lBlocks.Add(qjeOrigin);
            string sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cRes);
            var ai = ArsenalDBMgr.GetInst(cRes);
            var articles = ai.RunQueryList<tb_grp_article>(cRes);

            return articles.First();
        }

        /// <summary>
        /// 用文章UID取回貼文部分資訊
        /// </summary>
        /// <param name="article_uid"></param>
        /// <returns></returns>
        private tb_grp_article GetArticle(string article_uid)
        {
            QueryJsonElementCollection lBlocks = new QueryJsonElementCollection();
            QueryJsonElement qjeOrigin = lBlocks.GetInst();
            qjeOrigin.table = tb_grp_article.TABLENAME;
            qjeOrigin.displaycols = new List<string>
            {
                tb_grp_article.CN_GROUP_UID,
                tb_grp_article.CN_FB_ARTICLE_ID,
                tb_grp_article.CN_POST_STATUS,
                tb_grp_article.CN_NAME
            };
            qjeOrigin.wherecols = new WhereNode(tb_grp_article.CN_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_grp_article), article_uid);
            lBlocks.Add(qjeOrigin);
            string sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cRes);
            var ai = ArsenalDBMgr.GetInst(cRes);
            var articles = ai.RunQueryList<tb_grp_article>(cRes);

            return articles.First();
        }

        /// <summary>
        /// 用文章UID取回原先的留言
        /// </summary>
        /// <param name="article_uid"></param>
        /// <returns></returns>
        private List<tb_grp_comment> GetComments(string article_uid)
        {
            tb_grp_comment cDisplay = new tb_grp_comment();
            cDisplay.SetFullDirty();
            var whereNode = new WhereNode(tb_grp_comment.CN_ARTICLE_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_grp_comment), article_uid);
            var cSelect = Command.SetupSelectCmd(cDisplay, whereNode);
            var ai = ArsenalDBMgr.GetInst(cSelect);
            var originComments = ai.RunQueryList<tb_grp_comment>(cSelect);

            return originComments;
        }

        /// <summary>
        /// 用社團UID取回取貨地點
        /// </summary>
        /// <param name="group_uid"></param>
        /// <returns></returns>
        private List<tb_grp_branch> GetBranches(string group_uid)
        {
            tb_grp_branch cDisplay = new tb_grp_branch();
            cDisplay.SetFullDirty();
            var whereNode = new WhereNode(tb_grp_branch.CN_GROUP_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_grp_branch), group_uid);
            var cSelect = Command.SetupSelectCmd(cDisplay, whereNode);
            var ai = ArsenalDBMgr.GetInst(cSelect);
            var data = ai.RunQueryList<tb_grp_branch>(cSelect);

            return data;
        }

        /// <summary>
        /// 用貼文UID取回該貼文所有商品的部分資訊
        /// </summary>
        /// <param name="article_uid"></param>
        /// <returns></returns>
        private List<tb_prd_article2product> GetProducts(string article_uid)
        {
            /**開始組指令**/
            QueryJsonElementCollection lBlocks = new QueryJsonElementCollection();

            QueryJsonElement qjeArticleToProduct = lBlocks.GetInst();
            qjeArticleToProduct.table = tb_prd_article2product.TABLENAME;
            qjeArticleToProduct.displaycols = new List<string>()
            {
                tb_prd_article2product.CN_UID,
                tb_prd_article2product.CN_NAME,
                tb_prd_article2product.CN_PRICE,
                tb_prd_article2product.CN_SEQ,
                tb_prd_article2product.CN_SPECIFICATION
            };
            qjeArticleToProduct.wherecols = new WhereNode(tb_prd_article2product.CN_ARTICLE_UID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_prd_article2product), article_uid);
            lBlocks.Add(qjeArticleToProduct);

            QueryJsonElement qjeProduct = lBlocks.GetInst();
            qjeProduct.table = tb_prd_product.TABLENAME;
            qjeProduct.jointable = qjeArticleToProduct;
            qjeProduct.joincols = new Dictionary<string, string>()
            {
                 {  tb_prd_product.CN_UID, tb_prd_article2product.CN_PRD_UID }
            };
            lBlocks.Add(qjeProduct);

            var sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cRes);
            var ai = ArsenalDBMgr.GetInst(cRes);
            List<tb_prd_article2product> data = ai.RunQueryList<tb_prd_article2product>(cRes);

            return data.ToList();
        }

        /// <summary>
        /// 用FB社團ID取回所有使用者資訊
        /// </summary>
        /// <param name="group_id"></param>
        /// <returns></returns>
        private List<tb_meb_member> GetMembers(string group_id)
        {
            tb_meb_member tDisplay = new tb_meb_member();
            tDisplay.SetFullDirty();
            List<WhereNode> lwWhereData = new List<WhereNode>();
            lwWhereData.Add(new WhereNode(tb_meb_member.CN_GROUP_ID, WhereNode.EColumnOperation.EOT_EQ, typeof(tb_meb_member), group_id));
            lwWhereData.Add(new WhereNode(tb_meb_member.CN_NAME, WhereNode.EColumnOperation.EOT_NEQ, typeof(tb_meb_member), "現貨銷售"));
            Command cSelect = Command.SetupSelectCmd(tDisplay, new WhereNode(WhereNode.ENodeOperation.ENO_AND, lwWhereData.ToArray()));
            ArsenalInterface ai = ArsenalDBMgr.GetInst(cSelect);
            List<tb_meb_member> members = ai.RunQueryList<tb_meb_member>(cSelect);
            return members;
        }


        /// <summary>
        /// 取得目前的訂單號碼
        /// </summary>
        /// <param name="post_id"></param>
        /// <returns></returns>
        public string GetOrderCode()
        {
            string dateString = DateTime.Now.ToString("yyMMdd");

            QueryJsonElementCollection lBlocks = new QueryJsonElementCollection();
            QueryJsonElement qjeOrigin = lBlocks.GetInst();
            qjeOrigin.table = tb_ord_order_master.TABLENAME;
            qjeOrigin.displaycols = new List<string>() { tb_ord_order_master.CN_ORDER_CODE };
            qjeOrigin.wherecols = new WhereNode(tb_ord_order_master.CN_ORDER_CODE, WhereNode.EColumnOperation.EOT_LIKE, typeof(tb_ord_order_master), dateString + "%");
            lBlocks.Add(qjeOrigin);
            string sMsg = MakeSelectJoinByBlocks(lBlocks, out Command cRes);
            var ai = ArsenalDBMgr.GetInst(cRes);
            var orders = ai.RunQueryList<tb_ord_order_master>(cRes);

            // 兩碼流水號，例如20082801 = 2020/8/28 第一批訂單
            var lastOrderNo = orders.Select(x => x.order_code).OrderByDescending(x => x).FirstOrDefault();
            int newIndex = 1;
            if (!string.IsNullOrEmpty(lastOrderNo))
            {
                newIndex = int.Parse(lastOrderNo.Substring(6, 2)) + 1;
            }

            return dateString + newIndex.ToString("00");
        }
        #endregion

        private void SendGetFbApi(string url,  Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            APIHelper.BaseGet(url, null, new Dictionary<string, string>(), out HttpResponseMessage responseMessage);

            FbApiResponseHandler(responseMessage, successHandle_, errorHandle_);
        }

        private void SendPostFbApi(string url, dynamic postContent, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            APIHelper.BasePost(url, null, postContent, out HttpResponseMessage responseMessage, "json");

            FbApiResponseHandler(responseMessage, successHandle_, errorHandle_);
        }

        /// <summary>
        /// If FB API response SUCCESS return true, else you can defined your error handle function like write log
        /// </summary>
        /// <param name="httpResponseMessage_"></param>
        /// <param name="errorHandle_"></param>
        /// <returns></returns>
        private void FbApiResponseHandler(HttpResponseMessage httpResponseMessage_, Action<HttpResponseMessage> successHandle_, Action<HttpResponseMessage, string> errorHandle_)
        {
            // check response header
            if (!httpResponseMessage_.IsSuccessStatusCode)
            {
                var headerError = $"{httpResponseMessage_.ReasonPhrase}, {httpResponseMessage_.Headers.WwwAuthenticate}";
                errorHandle_(httpResponseMessage_, headerError);
                return;
            }

            // check response content
            var bodyError = GetFbApiError(httpResponseMessage_);            
            if (!string.IsNullOrWhiteSpace(bodyError))
            {
                errorHandle_(httpResponseMessage_, bodyError);
                return;
            }

            successHandle_(httpResponseMessage_);
        }

        /// <summary>
        /// 檢查Response code 200後, FB回傳的內容是否包含錯誤訊息
        /// </summary>
        /// <param name="httpMessage_"></param>
        /// <returns></returns>
        public static string GetFbApiError(HttpResponseMessage httpMessage_)
        {
            var sContent = httpMessage_.Content.ReadAsStringAsync().Result;
            var jsonObject = JObject.Parse(sContent);

            if (jsonObject["error"] != null)
            {
                return jsonObject["error"].ToString();
            }

            return "";
        }
    }
}