//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);
}
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);
}
