public Message Save(Student newStudent)
{
Message message = new Message();
bool isStudentExists = IsStudentExists(newStudent);
if (isStudentExists)
{
message.Status = "warning";
message.Details = "Registration Number is already exists.";
return message;
}
StudentGateway aStudentGateway = new StudentGateway();
int totalRowsAffected = aStudentGateway.AddStudent(newStudent);
if (totalRowsAffected > 0)
{
message.Status = "success";
message.Details = "Data Saved Successfully";
}
else
{
message.Status = "error";
message.Details = "Operation Failed.";
}
return message;
}
private bool IsStudentExists(Student newStudent)
{
StudentGateway aStudentGateway = new StudentGateway();
Student aStudent = aStudentGateway.GetStudentByRegNo(newStudent.RegNo);
if (aStudent != null)
{
return true;
}
return false;
}
public Student GetStudentByRegNo(string regNo)
{
StudentGateway aStudentGateway = new StudentGateway();
Student student = aStudentGateway.GetStudentByRegNo(regNo);
return student;
}
public List<Student> GetAll()
{
StudentGateway aStudentGateway = new StudentGateway();
List<Student> students = aStudentGateway.GetAll();
return students;
}
