package com.webmanage.service.impl;
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import com.webmanage.entity.Cart;
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import com.webmanage.mapper.CartMapper;
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import com.webmanage.service.CartPersistenceService;
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import com.webmanage.vo.CartItemVO;
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import org.springframework.beans.BeanUtils;
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import org.springframework.scheduling.annotation.Async;
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import org.springframework.scheduling.annotation.AsyncConfigurer;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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import java.time.LocalDateTime;
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@Service
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public class CartPersistenceServiceImpl implements CartPersistenceService {
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@Resource
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private CartMapper cartMapper;
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@Override
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@Async("asyncExecutor")
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public void saveOrUpdate(Long userId, Long unitId, CartItemVO item) {
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try {
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Cart cart = new Cart();
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BeanUtils.copyProperties(item, cart);
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cart.setUserId(userId);
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cart.setUnitId(unitId);
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cart.setUpdateTime(LocalDateTime.now());
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Cart existing = cartMapper.selectByUserIdUnitIdAndPricingId(userId, unitId, item.getPricingId());
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if (existing != null) {
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cart.setId(existing.getId());
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cartMapper.updateById(cart);
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} else {
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cart.setAddTime(LocalDateTime.now());
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cartMapper.insert(cart);
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}
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} catch (Exception ignored) {}
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}
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@Override
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@Async("asyncExecutor")
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public void remove(Long userId, Long unitId, Long pricingId) {
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try {
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Cart existing = cartMapper.selectByUserIdUnitIdAndPricingId(userId, unitId, pricingId);
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if (existing != null) {
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cartMapper.deleteById(existing.getId());
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}
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} catch (Exception ignored) {}
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}
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@Override
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@Async("asyncExecutor")
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public void clear(Long userId, Long unitId) {
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try {
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java.util.List<Cart> cartItems = cartMapper.selectByUserIdAndUnitId(userId, unitId);
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for (Cart item : cartItems) {
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cartMapper.deleteById(item.getId());
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}
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} catch (Exception ignored) {}
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}
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}
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