package com.mzl.flower.service.customer;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.mzl.flower.config.exception.ValidationException;
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import com.mzl.flower.config.security.SecurityUtils;
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import com.mzl.flower.dto.request.customer.CreateCollectDTO;
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import com.mzl.flower.dto.request.flower.FlowerShowQueryDTO;
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import com.mzl.flower.dto.response.flower.FlowerShowListDTO;
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import com.mzl.flower.dto.response.flower.FlowerSupplierListDTO;
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import com.mzl.flower.entity.customer.Collect;
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import com.mzl.flower.mapper.customer.CollectMapper;
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import com.mzl.flower.mapper.flower.FlowerMapper;
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import org.apache.ibatis.annotations.Param;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.List;
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@Service
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@Transactional
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public class CollectService {
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private final CollectMapper collectMapper;
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private final FlowerMapper flowerMapper;
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public CollectService(CollectMapper collectMapper, FlowerMapper flowerMapper) {
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this.collectMapper = collectMapper;
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this.flowerMapper = flowerMapper;
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}
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public void add(CreateCollectDTO dto) {
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String userId = SecurityUtils.getUserId();
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Collect collect = collectMapper.selectOne(new LambdaQueryWrapper<Collect>()
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.eq(Collect::getUserId, userId)
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.eq(Collect::getFlowerId, dto.getFlowerId()));
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if(collect==null){
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collect = new Collect();
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collect.setUserId(userId);
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collect.setFlowerId(dto.getFlowerId());
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collect.create(userId);
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collectMapper.insert(collect);
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}
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}
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public void delete(Long flowerId) {
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Collect collect = collectMapper.selectOne(new LambdaQueryWrapper<Collect>()
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.eq(Collect::getFlowerId, flowerId)
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.eq(Collect::getUserId, SecurityUtils.getUserId()));
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if(collect!=null && collect.getUserId().equals(SecurityUtils.getUserId())){
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collectMapper.deleteById(collect.getId());
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}else {
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throw new ValidationException("取消收藏失败或者权限不足");
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}
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}
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}
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