public List<question> GetTopic( string id )
{
var query = from x in db.questions where x.cid == id
select x;
List<question> data = new List<question>();
List<string> temp = new List<string>();
foreach (var q in query)
{
question c = new question();
c.topic = q.topic;
if ( !(temp.Contains(q.topic)) )
data.Add(c);
temp.Add(q.topic);
}
return data;
}
public ActionResult GenerateResult(FormCollection form)
{
string questions = Request["QID"];
string TeacherID = Request["TID"];
string QuizID = Request["QuizID"];
string CourseID = Request["CID"];
string attempt = Request["TotalAttempts"];
var qu = from x in db.courses where x.cid == CourseID select x;
string cname = "";
foreach (var a in qu)
cname = a.name;
string[] token = questions.Split(',');
int totalQuestion = token.Length - 1;
int obtainedMarks = 0;
List<question> qs = new List<question>();
var q = from x in db.questions
where (x.cid.Equals(CourseID))
select x;
foreach (var a in q)
{
question s = new question();
s.quid = a.quid;
s.statement = a.statement;
s.option_A = a.option_A;
s.option_B = a.option_B;
s.Option_C = a.Option_C;
s.option_D = a.option_D;
s.correctOption = a.correctOption;
s.solution = a.solution;
s.marks = a.marks;
qs.Add(s);
}
int attempted = 0;
int wrong = 0;
int correct = 0;
int blank = 0;
string str = form[token[1]];
for (int i = 1; i < token.Length; i++)
{
if (form[token[i]] != null)
{
attempted = attempted + 1;
if (qs.Find(ques => ques.quid == Convert.ToInt32(token[i])).correctOption.Equals(form[token[i]]))
{
obtainedMarks = obtainedMarks + 1;
correct = correct + 1;
}
else
{
wrong = wrong + 1;
}
}
}
blank = totalQuestion - attempted;
int qid = Convert.ToInt32(QuizID);
string id = Session["id"].ToString();
var res = db.quizResults.SingleOrDefault(y =>y.qid == qid && y.cid.Equals(CourseID) && y.tid.Equals(TeacherID) && y.sid.Equals(id));
quizResult qr = new quizResult();
qr.cid = CourseID;
qr.qid = Convert.ToInt32(QuizID);
qr.tid = TeacherID;
qr.sid = Session["id"].ToString();
qr.totalmarks = totalQuestion.ToString();
qr.obtainMarks = obtainedMarks.ToString();
if (res != null)
{
if (Convert.ToInt32(attempt) > res.attempts && Convert.ToInt32(res.obtainMarks) < obtainedMarks)
{
res.totalmarks = totalQuestion.ToString();
res.obtainMarks = obtainedMarks.ToString();
res.attempts = res.attempts + 1;
Log log = new Log();
log.courseId = qr.cid;
log.discription = "Take Quiz "+res.attempts;
log.totalMarks = Convert.ToInt32(qr.totalmarks);
log.tName = qr.tid;
log.type = "Quiz";
log.studentId = qr.sid;
log.obtainedMarks = Convert.ToInt32(qr.obtainMarks);
log.date = DateTime.Now;
db.Logs.Add(log);
db.SaveChanges();
}
}
else if (res == null)
{
qr.attempts = 1;
Log log = new Log();
log.courseId = qr.cid;
log.discription = "Take Quiz Attempt # " + qr.attempts;
log.totalMarks = Convert.ToInt32(qr.totalmarks);
log.tName = qr.tid;
log.type = "Quiz";
log.studentId = qr.sid;
log.obtainedMarks = Convert.ToInt32(qr.obtainMarks);
log.date = DateTime.Now;
db.Logs.Add(log);
db.quizResults.Add(qr);
db.SaveChanges();
}
ViewBag.correct = correct;
ViewBag.wrong = wrong;
ViewBag.blank = blank;
ViewBag.attempted = attempted;
ViewBag.name = cname;
return View(qr);
}
public void SaveQuestions(string id, string topic, string fileName)
{
FileStream fin = new FileStream(fileName, FileMode.Open);
StreamReader sr = new StreamReader(fin);
question q = new question();
cours c = db.courses.SingleOrDefault(x => x.cid.Equals(id));
q.statement = sr.ReadLine();
q.option_A = sr.ReadLine();
q.option_B = sr.ReadLine();
q.Option_C = sr.ReadLine();
q.option_D = sr.ReadLine();
q.correctOption = sr.ReadLine();
q.marks = Convert.ToInt32(sr.ReadLine());
q.solution = sr.ReadLine();
q.topic = topic;
q.cid = id;
c.questions.Add(q);
db.questions.Add(q);
db.SaveChanges();
string str = sr.ReadLine();
while (str != null)
{
q.statement = str;
q.option_A = sr.ReadLine();
q.option_B = sr.ReadLine();
q.Option_C = sr.ReadLine();
q.option_D = sr.ReadLine();
q.correctOption = sr.ReadLine();
q.marks = Convert.ToInt32(sr.ReadLine());
q.solution = sr.ReadLine();
q.topic = topic;
q.cid = id;
c.questions.Add(q);
db.questions.Add(q);
db.SaveChanges();
str = sr.ReadLine();
}
sr.Close();
fin.Close();
}
public List<question> getQuestions(string id , int totalQ )
{
List<question> qs = new List<question>();
List<question> randomQuestions = new List<question>();
var q = from x in db.questions
where (x.cid.Equals(id))
select x;
foreach (var a in q)
{
question s = new question();
s.quid = a.quid;
s.statement = a.statement;
s.option_A = a.option_A;
s.option_B = a.option_B;
s.Option_C = a.Option_C;
s.option_D = a.option_D;
s.correctOption = a.correctOption;
s.solution = a.solution;
s.marks = a.marks;
qs.Add(s);
}
randomQuestions = getRandomList( qs , totalQ);
return randomQuestions;
}
