package xuan.service;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import xuan.entity.DeductRecord;
import xuan.repository.DeductRecordRepository;

import java.util.List;
import java.util.Optional;

@Service
public class DeductRecordService {
    
    @Autowired
    private DeductRecordRepository recordRepository;
    
    @Transactional
    public DeductRecord saveRecord(DeductRecord record) {
        return recordRepository.save(record);
    }
    
    public Optional<DeductRecord> findById(Long id) {
        return recordRepository.findById(id);
    }
    
    public List<DeductRecord> findByUserId(String userId) {
        return recordRepository.findByUserIdOrderByCreateTimeDesc(userId);
    }
    
    public List<DeductRecord> findByUserIdAndType(String userId, String type) {
        return recordRepository.findByUserIdAndTypeOrderByCreateTimeDesc(userId, type);
    }
    
    public List<DeductRecord> findRecentByUserId(String userId) {
        return recordRepository.findTop10ByUserIdOrderByCreateTimeDesc(userId);
    }
    
    @Transactional
    public void deleteById(Long id) {
        recordRepository.deleteById(id);
    }
    
    @Transactional
    public void deleteByUserId(String userId) {
        List<DeductRecord> records = recordRepository.findByUserIdOrderByCreateTimeDesc(userId);
        recordRepository.deleteAll(records);
    }
}