public async Task <IActionResult> PutStudent(int id, Student student)
{
if (id != student.Id)
{
return(BadRequest());
}
_context.Entry(student).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!StudentExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> PutTeacher(int id, Teacher teacher)
{
if (id != teacher.TeacherId)
{
return(BadRequest());
}
_context.Entry(teacher).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!TeacherExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> Create([Bind("CourseID,Title,Credits,Semestar,Programme,EducationLevel,FirstTeacherId,SecondTeacherId")] Course course)
{
_context.Add(course);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
public async Task <IActionResult> PutCourse(int id, Course course)
{
if (id != course.CourseID)
{
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> Create([Bind("Id,StudentId,FirstName,LastName,EnrollmentDate,AcquiredCredits,CurrentSemestar,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("TeacherId,FirstName,LastName,Degree,AcademicRank,OfficeNumber,HireDate")] Teacher teacher)
{
if (ModelState.IsValid)
{
_context.Add(teacher);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View(teacher));
}
public async Task <IActionResult> EditByProfessorPost(int?id)
{
if (id == null)
{
return(NotFound());
}
int crsId = 1;
string crs = null;
if (TempData["selectedCourse"] != null)
{
crs = TempData["selectedCourse"].ToString();
crsId = Int32.Parse(crs);
}
var enrollmentToUpdate = await _context.Enrollment.FirstOrDefaultAsync(s => s.EnrollmentID == id);
await TryUpdateModelAsync <Enrollment>(
enrollmentToUpdate,
"", s => s.ExamPoints, s => s.SeminalPoints, s => s.ProjectPoints, s => s.AdditionalPoints,
s => s.Grade, s => s.FinishDate);
try
{
await _context.SaveChangesAsync();
return(RedirectToAction("getStudentsByCourse", "Enrollments", new { id = crsId }));
}
catch (DbUpdateException /* ex */)
{
//Log the error (uncomment ex vari able 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));
}