public async Task <IActionResult> PutCourse(int id, Course course)
{
if (id != course.Id)
{
return(BadRequest());
}
_context.Entry(course).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CourseExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> PutProfessor(int id, Professor professor)
{
if (id != professor.Id)
{
return(BadRequest());
}
_context.Entry(professor).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ProfessorExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> PutEnrollment(int id, Enrollment enrollment)
{
if (id != enrollment.Id)
{
return(BadRequest());
}
_context.Entry(enrollment).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!EnrollmentExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> Create([Bind("Id,StudentId,FirstName,LastName,EnrollmentDate,AcquiredCredits,CurrentSemester,EducationLevel")] Student student)
{
if (ModelState.IsValid)
{
_context.Add(student);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(student));
}
public async Task <IActionResult> Create([Bind("Id,FirstName,LastName,Degree,AcademicRank,OfficeNumber,HireDate")] Professor professor)
{
if (ModelState.IsValid)
{
_context.Add(professor);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(professor));
}
public async Task <IActionResult> Create([Bind("Id,Title,Credits,Semester,Programme,EducationLevel,FirstProfessorId,SecondProfessorId")] Course course)
{
if (ModelState.IsValid)
{
_context.Add(course);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
ViewData["FirstProfessorId"] = new SelectList(_context.Professor, "Id", "FullName", course.FirstProfessorId);
ViewData["SecondProfessorId"] = new SelectList(_context.Professor, "Id", "FullName", course.SecondProfessorId);
return(View(course));
}
public async Task <IActionResult> ProfessorStudentChange(int id)
{
if (id.Equals(null))
{
return(NotFound());
}
var enrollmentToUpdate = await _context.Enrollment.FirstOrDefaultAsync(s => s.Id == id);
if (await TryUpdateModelAsync <Enrollment>(
enrollmentToUpdate,
"", s => s.ExamPoints, s => s.SeminarPoints, s => s.ProjectPoints, s => s.AdditionalPoint,
s => s.Grade, s => s.FinishDate))
{
try
{
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
catch (DbUpdateException /* ex */)
{
//Log the error (uncomment ex variable name and write a log.)
ModelState.AddModelError("", "Unable to save changes. " +
"Try again, and if the problem persists, " +
"see your system administrator.");
}
}
return(View(enrollmentToUpdate));
}