ykt_server_hnswdx/.workbuddy/skills/ruoyi-backend/templates/ServiceImpl.java.template

package org.dromara.${module}.${submodule}.service.impl;

import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.dromara.${module}.${submodule}.domain.${ClassName};
import org.dromara.${module}.${submodule}.domain.bo.${ClassName}Bo;
import org.dromara.${module}.${submodule}.domain.vo.${ClassName}Vo;
import org.dromara.${module}.${submodule}.mapper.${ClassName}Mapper;
import org.dromara.${module}.${submodule}.service.I${ClassName}Service;
import org.dromara.common.core.utils.MapstructUtils;
import org.dromara.common.core.utils.StringUtils;
import org.dromara.common.mybatis.core.page.PageQuery;
import org.dromara.common.mybatis.core.page.TableDataInfo;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import org.springframework.stereotype.Service;

import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Objects;

/**
 * ${tableComment}Service业务层处理
 *
 * @author ${author}
 * @date ${date}
 */
@Slf4j
@RequiredArgsConstructor
@Service
public class ${ClassName}ServiceImpl implements I${ClassName}Service {

    private final ${ClassName}Mapper baseMapper;

    /**
     * 查询${tableComment}
     */
    @Override
    public ${ClassName}Vo queryById(${pkType} ${pkField}) {
        return baseMapper.selectVoById(${pkField});
    }

    /**
     * 查询${tableComment}列表
     */
    @Override
    public List<${ClassName}Vo> queryList(${ClassName}Bo bo) {
        LambdaQueryWrapper<${ClassName}> lqw = buildQueryWrapper(bo);
        return baseMapper.selectVoList(lqw);
    }

    /**
     * 分页查询${tableComment}列表
     */
    @Override
    public TableDataInfo<${ClassName}Vo> queryPageList(${ClassName}Bo bo, PageQuery pageQuery) {
        LambdaQueryWrapper<${ClassName}> lqw = buildQueryWrapper(bo);
        lqw.orderByDesc(${ClassName}::getCreateTime);
        Page<${ClassName}Vo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
        return TableDataInfo.build(result);
    }

    /**
     * 新增${tableComment}
     */
    @Override
    public Boolean insertByBo(${ClassName}Bo bo) {
        ${ClassName} add = MapstructUtils.convert(bo, ${ClassName}.class);
        validEntityBeforeSave(Objects.requireNonNull(add));
        boolean flag = baseMapper.insert(add) > 0;
        if (flag) {
            bo.set${PkCapField}(add.get${PkCapField}());
        }
        return flag;
    }

    /**
     * 修改${tableComment}
     */
    @Override
    public Boolean updateByBo(${ClassName}Bo bo) {
        ${ClassName} update = MapstructUtils.convert(bo, ${ClassName}.class);
        if (update != null) {
            validEntityBeforeSave(update);
        }
        return baseMapper.updateById(update) > 0;
    }

    /**
     * 校验并批量删除${tableComment}
     */
    @Override
    public Boolean deleteWithValidByIds(Collection<${pkType}> ids, Boolean isValid) {
        if (isValid) {
            // 做一些业务上的校验,判断是否需要校验
        }
        return baseMapper.deleteByIds(ids) > 0;
    }

    /**
     * 保存前的数据校验
     */
    private void validEntityBeforeSave(${ClassName} entity) {
        // TODO 做一些数据校验,如唯一约束
    }

    /**
     * 构建查询条件
     */
    private LambdaQueryWrapper<${ClassName}> buildQueryWrapper(${ClassName}Bo bo) {
        Map<String, Object> params = bo.getParams();
        LambdaQueryWrapper<${ClassName}> lqw = Wrappers.lambdaQuery();
${queryWrapperConditions}
        return lqw;
    }

}