public Boolean addingSyllabus(syllabus_details adding)
        {
            List <syllabus_details> slist = new List <syllabus_details>();

            using (EdujinniEntity dc = new EdujinniEntity())
            {
                slist = dc.syllabus_details.OrderBy(a => a.syllabus_subject).ToList();
                int cc = slist.Count;
                for (int i = 0; i < cc; i++)
                {
                    cls     = slist[i].syllabus_class;
                    subject = slist[i].syllabus_subject;
                    unit    = slist[i].syllabus_unit;
                    topic   = slist[i].syllabus_topic;

                    if (adding.syllabus_class.Equals(cls) && adding.syllabus_subject.Equals(subject) && adding.syllabus_unit.Equals(unit) && adding.syllabus_topic.Equals(topic))
                    {
                        count = 1;
                        break;
                    }
                    else
                    {
                        count = 0;
                    }
                }
            }
            if (count == 0)
            {
                return(true);
            }
            else
            {
                return(false);
            }
        }
        public Boolean updateSyllabus(syllabus_details update)
        {
            List <syllabus_details> ulist = new List <syllabus_details>();

            using (EdujinniEntity dc = new EdujinniEntity())
            {
                ulist = dc.syllabus_details.OrderBy(a => a.syllabus_class).ToList();

                int cc = ulist.Count;
                for (int i = 0; i < cc; i++)
                {
                    cls      = ulist[i].syllabus_class;
                    subject  = ulist[i].syllabus_subject;
                    schoolid = ulist[i].school_id;
                    if (update.syllabus_class.Equals(cls) && update.syllabus_subject.Equals(subject) && update.school_id.Equals(schoolid))
                    {
                        count = 0;
                        break;
                    }
                    else
                    {
                        count = 1;
                    }
                }
            }

            if (count == 0)
            {
                using (EdujinniEntity entities = new EdujinniEntity())
                {
                    syllabus_details updatedCustomer = (from c in entities.syllabus_details
                                                        join p in entities.school_details on update.school_id equals p.school_id
                                                        where c.syllabus_class == update.syllabus_class
                                                        select c).FirstOrDefault();
                    updatedCustomer.syllabus_topic   = update.syllabus_topic;
                    updatedCustomer.syllabus_subunit = update.syllabus_subunit;
                    updatedCustomer.update_date      = DateTime.Now;
                    entities.SaveChanges();
                }
                return(true);
            }
            else
            {
                return(false);
            }
        }