Пример #1
0
        //Enter Feedback
        public bool createFeedbackAnswer(FeedbackAnswer feedModel)
        {
            bool  result = false;
            float fValue = 0;

            using (myProjectEntities context = new myProjectEntities())
            {
                Mapper.CreateMap <FeedbackAnswer, tblFeedbackResult>();

                tblFeedbackResult newFeed = Mapper.Map <FeedbackAnswer, tblFeedbackResult>(feedModel);

                context.tblFeedbackResults.Add(newFeed);

                context.SaveChanges();

                var   valueFeed = context.tblFeedbackResults.Where(q => q.FK_Feedback_id == feedModel.FK_Feedback_id).Select(q => q.feedback_answer).AsEnumerable();
                float d         = float.Parse(valueFeed.Aggregate((a, b) => a + b).ToString());
                int   count     = valueFeed.Count();
                fValue = d / count;

                tblFeedback f = context.tblFeedbacks.Where(q => q.PK_Feedback_id == feedModel.FK_Feedback_id).FirstOrDefault();
                f.feedback_value       = fValue;
                context.Entry(f).State = EntityState.Modified;
                context.SaveChanges();
            }


            return(result);
        }
Пример #2
0
        public bool createFeedAnswer(int studentId, int lectureId, float answer)
        {
            bool  result = false;
            float fValue = 0;

            using (myProjectEntities context = new myProjectEntities())
            {
                int            q3        = 0;
                var            feedId    = context.tblFeedbacks.Where(q => q.FK_Lecture_id == lectureId).FirstOrDefault();
                FeedbackAnswer feedModel = new FeedbackAnswer();
                feedModel.feedback_answer = answer;
                feedModel.feedback_date   = System.DateTime.Now;
                feedModel.FK_Feedback_id  = Convert.ToInt32(feedId.PK_Feedback_id);
                feedModel.FK_Student_id   = studentId;


                Mapper.CreateMap <FeedbackAnswer, tblFeedbackResult>();

                tblFeedbackResult newFeed = Mapper.Map <FeedbackAnswer, tblFeedbackResult>(feedModel);

                context.tblFeedbackResults.Add(newFeed);

                q3 = context.SaveChanges();
                //Now update feedback value in tblFeedback
                //This is because after every submission there is change in the overall feedback value
                if (q3 != 0)
                {
                    var   valueFeed = context.tblFeedbackResults.Where(q => q.FK_Feedback_id == feedModel.FK_Feedback_id).Select(q => q.feedback_answer).AsEnumerable();
                    float d         = float.Parse(valueFeed.Aggregate((a, b) => a + b).ToString());
                    int   count     = valueFeed.Count();
                    fValue = d / count;

                    tblFeedback f = context.tblFeedbacks.Where(q => q.PK_Feedback_id == feedModel.FK_Feedback_id).FirstOrDefault();
                    f.feedback_value       = fValue;
                    context.Entry(f).State = EntityState.Modified;
                    q3 = context.SaveChanges();
                    if (q3 != 0)
                    {
                        result = true;
                    }
                }
            }
            return(result);
        }