package com.sivalabs.ssdemo.services;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.sivalabs.ssdemo.entities.Message;
import com.sivalabs.ssdemo.repositories.MessageRepository;
import com.sivalabs.ssdemo.repositories.UserRepository;
/**
* @author Siva
*
*/
@Service
@Transactional
public class MessageService
{
@Autowired
private UserRepository userRepository;
@Autowired
private MessageRepository messageRepository;
public List<Message> getAllMessages()
{
return messageRepository.findAll(new Sort(Sort.Direction.DESC, "createdOn"));
}
public List<Message> getAllMessages(int size)
{
return getAllMessages(1, size);
}
public List<Message> getAllMessages(int page, int size)
{
Pageable pageable = new PageRequest(page, size, new Sort(Sort.Direction.DESC, "createdOn"));
return messageRepository.findAll(pageable).getContent();
}
public void createMessage(Message msg)
{
messageRepository.save(msg);
}
public List<Message> getMessagesByUser(int userId)
{
return messageRepository.findByPostedById(userId);
}
}