public ActionResult Index(Student student)
{
// Grab the course from the application state
var course = HttpContext.Application["course"] as Course;
// If the model state is valid do stuff
// then redirect back to index
if (ModelState.IsValid && course != null)
{
course.AddStudent(student);
TempData["message"] = true;
return RedirectToAction("Index");
}
// Otherwise show some errors
return View(course);
}
public ActionResult AddStudent(StudentViewModel studentViewModel)
{
/* Get the course data from the application state */
var course = (Course) HttpContext.Application["course"];
/* Populate Course and Student model with application data */
var studentCourseViewModel = new StudentCourseViewModel
{
CourseViewModel = new CourseViewModel
{
Number = course.Number,
Name = course.Name,
Students = course.Students
},
StudentViewModel = new StudentViewModel
{
Id = studentViewModel.Id,
Name = studentViewModel.Name,
Grade = studentViewModel.Grade
},
};
/* Check if there are errors in the submission */
if (ModelState.IsValid == false)
{
return View("AddStudent", studentCourseViewModel);
}
/* Initialize a new student with the submitted data */
var student = new Student
{
Id = studentViewModel.Id,
Name = studentViewModel.Name,
Grade = studentViewModel.Grade
};
/* Add the student to the course */
course.AddStudent(student);
return RedirectToAction("AddStudent", studentCourseViewModel);
}
// Add a student to the list
public void AddStudent(Student student)
{
Students.Add(student);
}