/// <summary>
        /// 获取用户答案
        /// </summary>
        /// <param name="answerDetailList"></param>
        /// <returns></returns>
        public bool SaveUserAnswer(U_ExercisesAnswerDetail answerDetailModel)
        {
            bool result = false;//保存结果标识

            //习题人员与答案主表
            Business_ExercisesAnswer_Information mainExerciseAnswerModel = new Business_ExercisesAnswer_Information();

            mainExerciseAnswerModel.BusinessExercisesVguid = answerDetailModel.BusinessExercisesVguid; //习题主信息Vguid
            mainExerciseAnswerModel.BusinessPersonnelVguid = answerDetailModel.BusinessPersonnelVguid; //做题人Vguid
            mainExerciseAnswerModel.Marking = 1;                                                       //未阅卷
            mainExerciseAnswerModel.Status  = 1;                                                       //未完成
            //mainExerciseAnswerModel.CreatedDate = DateTime.Now;
            //mainExerciseAnswerModel.ChangeDate = DateTime.Now;

            //习题人员与答案附表
            Business_ExercisesAnswerDetail_Information detailAnswerModel = new Business_ExercisesAnswerDetail_Information();

            detailAnswerModel.Answer = answerDetailModel.Answer;
            detailAnswerModel.Score  = CheckAnswer(answerDetailModel.BusinessExercisesDetailVguid.ToString(), answerDetailModel.Answer); //计算题目得分
            detailAnswerModel.BusinessExercisesDetailVguid = answerDetailModel.BusinessExercisesDetailVguid;                             //具体习题Vguid
            //detailAnswerModel.BusinessAnswerExercisesVguid = answerDetailModel.BusinessAnswerExercisesVguid;
            //detailAnswerModel.CreatedDate = DateTime.Now;
            //detailAnswerModel.ChangeDate = DateTime.Now;
            result = _ws.SaveUserAnswer(mainExerciseAnswerModel, detailAnswerModel);

            LogHelper.WriteLog(JsonHelper.ModelToJson <Business_ExercisesAnswerDetail_Information>(detailAnswerModel));


            return(result);
        }
        /// <summary>
        /// 上传用户头像
        /// </summary>
        /// <param name="url"></param>
        /// <param name="exerciseVguid"></param>
        /// <param name="personVguid"></param>
        /// <returns></returns>
        public bool UpLoadImg(string url, string exerciseVguid, string personVguid)
        {
            using (SqlSugarClient dbMsSql = SugarDao_MsSql.GetInstance())
            {
                bool result = false;
                try
                {
                    Guid mainExerciseVguid = Guid.Parse(exerciseVguid);
                    Guid personalVguid     = Guid.Parse(personVguid);
                    Business_ExercisesAnswer_Information exerciseAnswerModel = new Business_ExercisesAnswer_Information();
                    exerciseAnswerModel = dbMsSql.Queryable <Business_ExercisesAnswer_Information>().Where(i => i.BusinessExercisesVguid == mainExerciseVguid && i.BusinessPersonnelVguid == personalVguid).SingleOrDefault();
                    if (exerciseAnswerModel != null)
                    {
                        if (string.IsNullOrEmpty(exerciseAnswerModel.PicturePath))
                        {
                            result = dbMsSql.Update <Business_ExercisesAnswer_Information>(new { PicturePath = url }, i => i.BusinessExercisesVguid == mainExerciseVguid && i.BusinessPersonnelVguid == personalVguid);
                        }
                    }
                    else //如果Business_ExercisesAnswer_Information没有数据要新增一条
                    {
                        Business_ExercisesAnswer_Information mainExercise = new Business_ExercisesAnswer_Information();
                        mainExercise.Vguid = Guid.NewGuid();
                        mainExercise.BusinessExercisesVguid = mainExerciseVguid;
                        mainExercise.BusinessPersonnelVguid = personalVguid;
                        mainExercise.ChangeDate             = DateTime.Now;
                        mainExercise.CreatedDate            = DateTime.Now;
                        mainExercise.PicturePath            = url;
                        mainExercise.SolveNumber            = 0;
                        result = dbMsSql.Insert <Business_ExercisesAnswer_Information>(mainExercise, false) != DBNull.Value;
                    }

                    //存入操作日志表
                    string logData = JsonHelper.ModelToJson <Business_ExercisesAnswer_Information>(exerciseAnswerModel);
                    _ll.SaveLog(13, 34, personVguid, "用户图片", logData);
                }
                catch (Exception ex)
                {
                    LogHelper.WriteLog(ex.Message);
                    _ll.SaveLog(5, 34, personVguid, "用户图片", ex.Message);
                }
                return(result);
            }
        }
        /// <summary>
        /// 保存简答题分数
        /// </summary>
        /// <param name="personVguid">答题人Vguid</param>
        /// <param name="vguid">习题Vguid</param>
        /// <param name="exerciseDetailVguid">具体习题Vguid</param>
        /// <param name="score">得分</param>
        /// <returns></returns>
        public bool SaveShortAnswerMarking(string personVguid, string vguid, string exerciseDetailVguid, string score)
        {
            using (SqlSugarClient _dbMsSql = SugarDao.SugarDao_MsSql.GetInstance())
            {
                bool result = false;
                try
                {
                    int  totalScore           = 0;
                    Guid personVGUID          = Guid.Parse(personVguid);
                    Guid exerciserVGUID       = Guid.Parse(vguid);
                    Guid exerciserDetailVGUID = Guid.Parse(exerciseDetailVguid);
                    int  personScore          = int.Parse(score);

                    Business_ExercisesAnswer_Information exerciserAnswerModel = _dbMsSql.Queryable <Business_ExercisesAnswer_Information>().Where(i => i.BusinessPersonnelVguid == personVGUID && i.BusinessExercisesVguid == exerciserVGUID).SingleOrDefault();
                    //先更新答题的明细表(更新简答题得分)
                    result = _dbMsSql.Update <Business_ExercisesAnswerDetail_Information>(new { Score = personScore, ChangeDate = DateTime.Now, ChangeUser = Common.CurrentUser.GetCurrentUser().LoginName }, i => i.BusinessAnswerExercisesVguid == exerciserAnswerModel.Vguid && i.BusinessExercisesDetailVguid == exerciserDetailVGUID);

                    //获取更新后的总分
                    List <Business_ExercisesAnswerDetail_Information> exerciseAnswerDetailList = new List <Business_ExercisesAnswerDetail_Information>();
                    exerciseAnswerDetailList = _dbMsSql.Queryable <Business_ExercisesAnswerDetail_Information>().Where(i => i.BusinessAnswerExercisesVguid == exerciserAnswerModel.Vguid).ToList();
                    foreach (var item in exerciseAnswerDetailList)
                    {
                        totalScore += item.Score;
                    }
                    var model = new
                    {
                        TotalScore = totalScore,
                        Marking    = 2,
                        Status     = 2,
                        ChangeDate = DateTime.Now
                    };

                    result = _dbMsSql.Update <Business_ExercisesAnswer_Information>(model, i => i.Vguid == exerciserAnswerModel.Vguid);
                    _logLogic.SaveLog(4, 36, Common.CurrentUser.GetCurrentUser().LoginName, "简答题得分" + score, "vguid总分为" + totalScore);
                }
                catch (Exception exp)
                {
                    LogHelper.WriteLog("保存简答题分数:" + exp.ToString());
                }
                return(result);
            }
        }
        /// <summary>
        /// 获取用户答案
        /// </summary>
        /// <param name="mainExerciseAnswerModel"></param>
        /// <param name="detailAnswerModel"></param>
        /// <returns></returns>
        public bool SaveUserAnswer(Business_ExercisesAnswer_Information mainExerciseAnswerModel, Business_ExercisesAnswerDetail_Information detailAnswerModel)
        {
            using (SqlSugarClient dbMsSql = SugarDao_MsSql.GetInstance())
            {
                bool result     = false;
                bool mainEdit   = false; //习题人员与答案主表中是否存在
                bool detailEdit = false; //习题人员与答案附表中是否存在
                try
                {
                    dbMsSql.BeginTran();
                    mainEdit = dbMsSql.Queryable <Business_ExercisesAnswer_Information>().Any(i => i.BusinessPersonnelVguid == mainExerciseAnswerModel.BusinessPersonnelVguid && i.BusinessExercisesVguid == mainExerciseAnswerModel.BusinessExercisesVguid);

                    if (!mainEdit) //新增
                    {
                        mainExerciseAnswerModel.Vguid       = Guid.NewGuid();
                        mainExerciseAnswerModel.CreatedDate = DateTime.Now;
                        mainExerciseAnswerModel.ChangeDate  = DateTime.Now;
                        result = dbMsSql.Insert(mainExerciseAnswerModel, false) != DBNull.Value;

                        //存入操作日志表
                        string logData = JsonHelper.ModelToJson(mainExerciseAnswerModel);
                        _ll.SaveLog(1, 34, mainExerciseAnswerModel.BusinessPersonnelVguid.ToString(), "用户" + mainExerciseAnswerModel.BusinessPersonnelVguid + " " + mainExerciseAnswerModel.BusinessExercisesVguid + "套题的答题情况", logData);
                    }
                    else
                    {
                        mainExerciseAnswerModel = dbMsSql.Queryable <Business_ExercisesAnswer_Information>().Where(i => i.BusinessPersonnelVguid == mainExerciseAnswerModel.BusinessPersonnelVguid && i.BusinessExercisesVguid == mainExerciseAnswerModel.BusinessExercisesVguid).SingleOrDefault();
                        result = dbMsSql.Update <Business_ExercisesAnswer_Information>(new { ChangeDate = DateTime.Now }, i => i.BusinessPersonnelVguid == mainExerciseAnswerModel.BusinessPersonnelVguid && i.BusinessExercisesVguid == mainExerciseAnswerModel.BusinessExercisesVguid);
                        //存入操作日志表
                        string logData = JsonHelper.ModelToJson(mainExerciseAnswerModel);
                        _ll.SaveLog(4, 34, mainExerciseAnswerModel.BusinessPersonnelVguid.ToString(), "用户" + mainExerciseAnswerModel.BusinessPersonnelVguid + " " + mainExerciseAnswerModel.BusinessExercisesVguid + "套题的答题情况", logData);
                    }

                    detailEdit = dbMsSql.Queryable <Business_ExercisesAnswerDetail_Information>().Any(i => i.BusinessAnswerExercisesVguid == mainExerciseAnswerModel.Vguid && i.BusinessExercisesDetailVguid == detailAnswerModel.BusinessExercisesDetailVguid);
                    if (result) //主表插入成功
                    {
                        Business_ExercisesAnswerDetail_Information newDeatailAnswerModel = new Business_ExercisesAnswerDetail_Information();
                        if (detailEdit) //编辑
                        {
                            newDeatailAnswerModel = dbMsSql.Queryable <Business_ExercisesAnswerDetail_Information>().Where(i => i.BusinessAnswerExercisesVguid == mainExerciseAnswerModel.Vguid && i.BusinessExercisesDetailVguid == detailAnswerModel.BusinessExercisesDetailVguid).SingleOrDefault();
                            var model = new
                            {
                                Answer     = detailAnswerModel.Answer,
                                Score      = detailAnswerModel.Score,
                                ChangeDate = DateTime.Now
                            };
                            result = dbMsSql.Update <Business_ExercisesAnswerDetail_Information>(model, i => i.Vguid == newDeatailAnswerModel.Vguid);
                            //存入操作日志表
                            string logData = JsonHelper.ModelToJson(detailAnswerModel);
                            _ll.SaveLog(4, 34, "", detailAnswerModel.BusinessExercisesDetailVguid + "道题的答题情况", logData);
                        }
                        else //新增
                        {
                            detailAnswerModel.BusinessAnswerExercisesVguid = mainExerciseAnswerModel.Vguid;
                            //关联”习题人员与答案信息“主表
                            detailAnswerModel.Vguid       = Guid.NewGuid();
                            detailAnswerModel.CreatedDate = DateTime.Now;
                            detailAnswerModel.ChangeDate  = DateTime.Now;
                            result = dbMsSql.Insert(detailAnswerModel, false) != DBNull.Value;
                            //存入操作日志表
                            string logData = JsonHelper.ModelToJson(detailAnswerModel);
                            _ll.SaveLog(1, 34, "", detailAnswerModel.BusinessExercisesDetailVguid + "道题的答题情况", logData);
                        }
                    }
                    dbMsSql.CommitTran();
                }
                catch (Exception ex)
                {
                    LogHelper.WriteLog(ex.ToString());
                    dbMsSql.RollbackTran();
                }
                return(result);
            }
        }