4dkankan-fusion/src/main/java/com/fdkankan/fusion/service/impl/CaseImgServiceImpl.java

package com.fdkankan.fusion.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.fdkankan.fusion.common.ResultCode;
import com.fdkankan.fusion.entity.CaseImg;
import com.fdkankan.fusion.exception.BusinessException;
import com.fdkankan.fusion.mapper.ICaseImgMapper;
import com.fdkankan.fusion.request.CaseImgParam;
import com.fdkankan.fusion.service.ICaseImgService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;

import java.util.List;

/**
 * <p>
 *  服务实现类
 * </p>
 *
 * @author 
 * @since 2024-07-04
 */
@Service
public class CaseImgServiceImpl extends ServiceImpl<ICaseImgMapper, CaseImg> implements ICaseImgService {

    @Override
    public List<CaseImg> getByCaseId(Integer caseId) {

        LambdaQueryWrapper<CaseImg> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(CaseImg::getCaseId,caseId);
        wrapper.orderByAsc(CaseImg::getSort);
        wrapper.orderByDesc(CaseImg::getId);
        return this.list(wrapper);
    }


    @Override
    public void updateSort(CaseImgParam param) {
        if(param.getParamList() == null || param.getParamList().isEmpty()){
            throw new BusinessException(ResultCode.MISSING_REQUIRED_PARAMETERS);
        }
        for (CaseImgParam caseImgParam : param.getParamList()) {
            LambdaUpdateWrapper<CaseImg> wrapper = new LambdaUpdateWrapper<>();
            wrapper.eq(CaseImg::getId,caseImgParam.getId());
            wrapper.set(CaseImg::getSort,caseImgParam.getSort());
            this.update(wrapper);
        }
    }
}