/// <summary>
/// Adds the course.
/// </summary>
/// <param name="course">The course.</param>
/// <exception cref="CourseNumberNotUniqueException"></exception>
public void AddCourse(Course course)
{
using (_courseRepository)
{
// Check Unique on Name
if (_courseRepository.CourseNumberExists(course.CourseNumber))
throw new CourseNumberNotUniqueException();
if (_courseRepository.CourseNameExists(course.CourseName))
throw new CourseNameNotUniqueException();
_courseRepository.AddCourse(course);
}
}
/// <summary>
/// Adds the course.
/// </summary>
/// <param name="course">The course.</param>
public void AddCourse(Course course)
{
using (var dbTransaction = _db.Database.BeginTransaction())
{
try
{
_db.Courses.Add(course);
_db.SaveChanges();
dbTransaction.Commit();
}
catch (Exception)
{
dbTransaction.Rollback();
}
}
}
protected void Button1_Click(object sender, EventArgs e)
{
if (DrpDownRegistered.SelectedIndex == 0)
{
return;
}
List <Models.Student> students = (List <Models.Student>)Session["students"];
Models.Student selectedStudent = students[DrpDownRegistered.SelectedIndex - 1];
try
{
List <Models.Course> courseList = Models.Helper.GetAvailableCourses();
List <Models.Course> selectedCourses = new List <Models.Course>();
foreach (ListItem s in CheckBoxList1.Items)
{
if (s.Selected == true)
{
Models.Course course = Models.Helper.GetCourseByCode(s.Value);
selectedCourses.Add(course);
}
}
if (selectedCourses.Count == 0)
{
throw new Exception("You need select atleast one course");
}
selectedStudent.RegisterCourses(selectedCourses);
Output.Text = "Selected student has registered " + selectedStudent.RegisteredCourses.Count.ToString() + " course(s), " + selectedStudent.TotalWeeklyHours().ToString() + " hours weekly";
Error.Text = "";
}
catch (Exception ex)
{
Error.Text = ex.Message;
Output.Text = "";
}
}
