public async Task <IActionResult> Edit(int?id)
{
if (id == null)
{
return(NotFound());
}
var instructor = _instructorRepository.GetById((int)id);
var allCourses = _courseRepository.GetAll();
var coursesToInstructor = await _courseAssignmentRepository
.CoursesToInstructorAsync(instructor.InstructorId);
var model = new EditCreateViewModel()
{
Instructor = instructor,
AssignedCourseData = allCourses.Select(s => new AssignedCourseData()
{
CourseId = s.Id,
CourseName = s.CourseName,
Assigned = coursesToInstructor.Exists(e => e.Course.Id == s.Id)
}).ToList()
};
return(View(model));
}
public void AssignInstructorToCourse(int instructorId, int courseId)
{
var instructor = _instructorRepository.GetById(instructorId);
var course = _courseRepository.GetById(courseId);
instructor.Courses.Add(course);
SaveCourseInstructor();
}
public IActionResult OnGet(int id)
{
Instructor = _instructorRepository.GetById(id);
if (Instructor == null)
{
return(NotFound());
}
return(Page());
}
public void AssignInstructorToCourseOffering(int instructorId, int courseOfferingId)
{
var courseOffering = _courseOfferingRepository.GetById(courseOfferingId);
var instructor = _instructorRepository.GetById(instructorId);
instructor.CourseOfferings.Add(courseOffering);
_instructorRepository.Update(instructor);
SaveCourseOffering();
}
public async Task <IActionResult> Edit(int id)
{
var instructor = _instructorRepository.GetById(id);
var allCourses = _courseRepository.GetAll();
var coursesToInstructor = await _courseAssignmentRepository.CoursesToInstructorAsync(instructor.InstructorId);
var model = new CreateInstructorViewModel()
{
Instructor = instructor,
AssignedCourseData = allCourses.Select(s => new AssignedCourseData()
{
CourseId = s.CourseId,
CourseName = s.CourseName,
Assigned = coursesToInstructor.Exists(x => x.Course.CourseId == s.CourseId)
}).OrderBy(x => x.CourseName).ToList()
};
return(View(model));
}
public IActionResult Edit(long id)
{
try
{
var output = _instructorRepository.GetById(id);
if (output != null)
{
return(Ok(output));
}
else
{
return(NotFound(_NotFound));
}
} catch (Exception e) {
return(BadRequest(e));
}
}
public async Task <StudentsGradeByInstructor> ListGradesGiven(int instructorId)
{
var instructor = await _instructorRepository.GetById(instructorId);
if (instructor == null)
{
throw new ArgumentException($"There's no instructor with the instructorId = {instructorId}");
}
var enrollments = await _enrollmentRepository.GetByInstructorId(instructorId);
if (!enrollments.Any())
{
throw new Exception($"The instructor with the Id = {instructorId} never gave a grade");
}
var result = new StudentsGradeByInstructor
{
Instructor = $"{instructor.FirstName} {instructor.LastName}",
InstructorId = instructorId
};
foreach (var enrollment in enrollments)
{
result.GradeXStudentXCourse.Add(
new StudentsGradeInfo
{
Grade = enrollment.Grade,
StudentId = enrollment.StudentId,
Student = $"{enrollment.Student.FirstName} {enrollment.Student.LastName}",
CourseId = enrollment.CourseId,
Course = enrollment.Course.Title
}
);
}
return(result);
}
public Instructor GetInstructorById(int Id)
{
return(instructorRepository.GetById(Id));
}
public Instructor GetInstructorById(string id)
{
return(_instructorRepository.GetById(id));
}
public Instructor GetInstructorById(int id)
{
return(_repository.GetById(id));
}
public Instructor GetById(Guid id)
{
return(instructorRepository.GetById(id));
}
public Instructor GetInstructor(int instructorId)
{
return(_instructorRepository.GetById(instructorId));
}