public async Task<ActionResult> Delete(Department department)
{
try
{
_departmentRepository.Delete(department.Id);
return RedirectToAction("Index");
}
catch (DataException /* dex */)
{
//Log the error (uncomment dex variable name after DataException and add a line here to write a log.
ModelState.AddModelError(string.Empty, "Unable to delete. Try again, and if the problem persists contact your system administrator.");
return View(department);
}
}
public void Update(Department student)
{
var existingDepartment = Database.Departments.Find(x => x.Id == student.Id);
Database.Departments.Remove(existingDepartment);
Database.Departments.Add(student);
}
private void ValidateOneAdministratorAssignmentPerInstructor(Department department)
{
if (department.InstructorId != null)
{
Department duplicateDepartment = _departmentRepository.Get()
.FirstOrDefault(d => d.InstructorId == department.InstructorId);
if (duplicateDepartment != null && duplicateDepartment.Id != department.Id)
{
string errorMessage = String.Format(
"Instructor {0} {1} is already administrator of the {2} department.",
duplicateDepartment.Instructor.FirstMidName,
duplicateDepartment.Instructor.LastName,
duplicateDepartment.Name);
ModelState.AddModelError(string.Empty, errorMessage);
}
}
}
public void Create(Department student)
{
Database.Departments.Add(student);
}
