public ActionResult EditIncome(itmmIncome a, int IncomeId)
        {
            //var x = (from y in con.Incomes
            //         where y.IncomeId == IncomeId
            //         select y).FirstOrDefault();

            var x = (from y in con.StudentInfoes
                 where y.IncomeId == IncomeId
                 select y).FirstOrDefault();

            x.FirstName = a.FirstName;
            x.FamiliyName = a.FamilyName;
            x.StudentId = a.IdNumber.ToString();
            x.CourseAndYear = a.Course;
            x.Income.cost = a.Cost;
            x.Income.Transactionn = a.Transaction;
            con.SaveChanges();

            return RedirectToAction("Income");
        }
        public ActionResult Income(itmmIncome a)
        {
            itmm.Models.Income b = new itmm.Models.Income();
            b.Transactionn = a.Transaction;
            b.cost = a.Cost;
            b.LaboratoryId = getLabId();
            b.DateCreated = DateTime.Now;

            StudentInfo c = new StudentInfo();
            c.FirstName = a.FirstName;
            c.FamiliyName = a.FamilyName;
            c.StudentId = a.IdNumber.ToString();
            c.CourseAndYear = a.Course;

            c.IncomeId = b.IncomeId;
            b.StudentInfoId = c.StudentInfoId;

            con.AddToIncomes(b);
            con.AddToStudentInfoes(c);

            con.SaveChanges();
            return RedirectToAction("Income");
        }
        public ActionResult EditIncome(int IncomeId)
        {
            //var x = (from y in con.Incomes
            //         where y.IncomeId == IncomeId
            //         select y).FirstOrDefault();

            var x = (from y in con.StudentInfoes
                 where y.IncomeId == IncomeId
                 select y).FirstOrDefault();

            itmmIncome a = new itmmIncome();
            a.FamilyName = x.FamiliyName;
            a.FirstName = x.FirstName;
            a.IdNumber = Convert.ToInt32(x.StudentId);
            a.Course = x.CourseAndYear;
            a.Cost = Convert.ToInt32(x.Income.cost);
            a.Transaction = x.Income.Transactionn;
            return View(a);
        }