public async Task <ServiceResponse <string> > DeleteFile(DeleteAssignmentFileDto dto)
{
ServiceResponse <string> response = new ServiceResponse <string>();
User user = await _context.Users.Include(u => u.ProjectGroups).ThenInclude(pgu => pgu.ProjectGroup).FirstOrDefaultAsync(u => u.Id == GetUserId());
Assignment assignment = await _context.Assignments.FirstOrDefaultAsync(a => a.Id == dto.AssignmentId);
if (assignment == null || assignment.FilePath == null)
{
response.Data = "No submission";
response.Message = "There is no submission under this id";
response.Success = false;
return(response);
}
Course course = await _context.Courses.Include(pg => pg.Instructors).FirstOrDefaultAsync(c => c.Id == assignment.AfilliatedCourseId && c.Instructors.Any(pgu => pgu.UserId == user.Id));
if (course == null)
{
response.Data = "Not allowed";
response.Message = "You are not allowed to post file for this assignment";
response.Success = false;
return(response);
}
File.Delete(assignment.FilePath);
assignment.FilePath = null;
assignment.CreatedAt = DateTime.MinValue;
assignment.HasFile = false;
response.Message = "file succesfully deleted.";
_context.Assignments.Update(assignment);
await _context.SaveChangesAsync();
return(response);
}
public async Task <IActionResult> DeleteFile(int assignmentId)
{
DeleteAssignmentFileDto dto = new DeleteAssignmentFileDto {
AssignmentId = assignmentId
};
ServiceResponse <string> response = await _assignmentService.DeleteFile(dto);
if (response.Success)
{
return(Ok(response));
}
return(NotFound(response));
}