public CertificateDTO GetCourseCertificate(int courseId)
{
try
{
var entity = CertificateRepository.GetMany(x => x.CourseId == courseId).FirstOrDefault();
if (entity == null)
{
var courseEntity = CourseRepository.GetById(courseId);
return(courseEntity != null ? new CertificateDTO(courseId, courseEntity.CourseName, this.GetCurrentUserName()) : new CertificateDTO {
IsValid = false, Message = "Course not found"
});
}
var token = entity.Entity2CertificateDto(StudentCertificatesRepository.IsAny(x => x.CertificateId == entity.CertificateId), CourseQuizzesRepository.IsAny(x => x.CourseId == entity.CourseId && x.AttachCertificate));
return(token);
}
catch (Exception ex)
{
Logger.Error("get certificate token", courseId, ex, CommonEnums.LoggerObjectTypes.Certificate);
return(new CertificateDTO
{
IsValid = false
, Message = FormatError(ex)
});
}
}
public bool DeleteCertificate(int certId, out string error)
{
try
{
if (StudentCertificatesRepository.IsAny(x => x.CertificateId == certId))
{
error = "Certificate already sent to students and can't be deleted. You could disable it.";
return(false);
}
CertificateRepository.Delete(x => x.CertificateId == certId);
return(CertificateRepository.UnitOfWork.CommitAndRefreshChanges(out error));
}
catch (Exception ex)
{
Logger.Error("delete certificate", certId, ex, CommonEnums.LoggerObjectTypes.Certificate);
error = FormatError(ex);
return(false);
}
}
