swt23w23/src/main/java/catering/staff/StaffManagement.java

package catering.staff;

import java.util.Optional;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.bind.annotation.SessionAttributes;
import org.springframework.stereotype.Component;
import org.springframework.data.util.Streamable;

@Component
@Transactional
@SessionAttributes("staff")
public class StaffManagement {

	private final StaffRepository staffRepository;

	public StaffManagement(StaffRepository staffRepository) {
		this.staffRepository = staffRepository;
	}

	public Optional<Staff> findById(Long staffID) {
		return staffRepository.findById(staffID);
	}

	public Staff save(Staff staff) {
		return staffRepository.save(staff);
	}

	public Streamable<Staff> findAll() {
		return staffRepository.findAll();
	}

	public void deleteStaff(Long staffID) {
		staffRepository.deleteById(staffID);
	}

}