public CourseAssistant MapCourseAssistantDTO(CourseAssistantDTO courseAssistant)
{
return(new CourseAssistant {
CourseId = courseAssistant.CourseId,
AssistantId = courseAssistant.Assistant.Id
});
}
public async Task <ActionResult <CourseAssistantDTO> > PostCourseAssistant(Guid courseId, CourseAssistantDTO assistant)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (courseId != assistant.CourseId)
{
ModelState.AddModelError(string.Empty, "The courseId request parameter did not match the courseId property in the data.");
return(BadRequest(ModelState));
}
var cAssistant = courseMapper.MapCourseAssistantDTO(assistant);
var existingAssistant = await _context.CourseAssistants.FindAsync(cAssistant.CourseId, cAssistant.AssistantId);
if (existingAssistant != null)
{
ModelState.AddModelError(string.Empty, "The assistent you are trying to add already exists.");
return(BadRequest(ModelState));
}
var course = await _context.Courses
.Include(c => c.Professor)
.Include(c => c.CourseInfo)
.FirstOrDefaultAsync(c => c.Id == cAssistant.CourseId);
var authorization = await authorizationService.AuthorizeAsync(User, course, AuthorizationConstants.CanEditCourseAssistantsPolicy);
if (!authorization.Succeeded)
{
return(Forbid());
}
_context.CourseAssistants.Add(cAssistant);
await _context.SaveChangesAsync();
cAssistant = await _context.CourseAssistants
.Include(ca => ca.Assistant)
.FirstOrDefaultAsync(ca => ca.CourseId == cAssistant.CourseId && ca.AssistantId == cAssistant.AssistantId);
await cache.ClearCourseCacheAsync(courseId, course.CourseInfo.Slug);
return(CreatedAtAction("GetCourse", new { id = cAssistant.CourseId }, courseMapper.MapCourseAssistant(cAssistant)));
}