public ActionResult Add(StudentViewModel studentViewModel)
{
// Get the course from the application state
var course = (Course) HttpContext.Application["course"];
Student student = null;
// Create a new student with the selected enrollment type
switch (studentViewModel.Type)
{
case "full-time":
student = new FullTimeStudent(studentViewModel.Number, studentViewModel.Name);
break;
case "part-time":
student = new PartTimeStudent(studentViewModel.Number, studentViewModel.Name);
break;
case "coop":
student = new CoopStudent(studentViewModel.Number, studentViewModel.Name);
break;
}
// Populate the view models
var studentCourseViewModel = new StudentCourseViewModel {
CourseViewModel = new CourseViewModel
{
Number = course.Number,
Name = course.Name,
Hours = course.WeeklyHours,
Students = course.Students,
},
StudentViewModel = new StudentViewModel
{
Number = studentViewModel.Number,
Name = studentViewModel.Name,
Type = studentViewModel.Type,
},
};
// Check for duplicate student IDs
foreach (var s in course.Students.Where(s => s.Number == studentViewModel.Number))
{
ModelState.AddModelError("StudentViewModel.Number", "ID already exists");
}
// Validate the model
if (ModelState.IsValid == false) return View("AddStudent", studentCourseViewModel);
// Add student to the course
course.AddStudent(student);
// Sort the list using a custom sorter class
course.Students.Sort(StudentSort.CustomSort);
return RedirectToAction("Add", studentCourseViewModel);
}
/// <summary>
/// AddAlert A student Depending on their type
/// </summary>
/// <param name="studentType">Interger value of student type</param>
/// <param name="studentNumber">Students ID number</param>
/// <param name="studentName">Student Name</param>
public void AddStudent(int studentType, int studentNumber, string studentName)
{
Student entity;
switch (studentType)
{
case 0:
entity = new FulltimeStudent(studentNumber, studentName);
break;
case 1:
entity = new PartTimeStudent(studentNumber, studentName);
break;
case 2:
entity = new CoOpStudent(studentNumber, studentName);
break;
default:
throw new Exception("Something went wrong");
}
GetCourse.AddStudent(entity);
}
