peipei-backend/play-generator/target/classes/vm/java/serviceImpl.java.vm

package ${packageName}.service.impl;

import java.util.List;
import java.util.Arrays;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import cn.hutool.core.util.IdUtil;
import javax.annotation.Resource;

import org.springframework.stereotype.Service;
    #if($table.sub)
    import java.util.ArrayList;

    import com.starry.common.utils.StringUtils;
    import org.springframework.transaction.annotation.Transactional;
    import ${packageName}.entity.${subClassName};
    #end
import ${packageName}.mapper.${ClassName}Mapper;
import ${packageName}.entity.${ClassName};
import ${packageName}.service.I${ClassName}Service;

/**
 * ${functionName}Service业务层处理
 *
 * @author ${author}
 * @since  ${datetime}
 */
@Service
public class ${ClassName}ServiceImpl extends ServiceImpl<${ClassName}Mapper, ${ClassName}Entity> implements I${ClassName}Service {
    @Resource
    private ${ClassName}Mapper ${className}Mapper;

    /**
     * 查询${functionName}
     * @param ${pkColumn.javaField} ${functionName}主键
     * @return ${functionName}
     */
    @Override
    public ${ClassName}Entity select${ClassName}By${pkColumn.capJavaField}(${pkColumn.javaType} ${pkColumn.javaField}) {
        return this.baseMapper.selectById(id);
    }

    /**
     * 查询${functionName}列表
     * @param ${className} ${functionName}
     * @return ${functionName}
     */
    @Override
    public IPage<${ClassName}Entity> select${ClassName}ByPage(${ClassName}Entity ${className}) {
        Page<${ClassName}Entity> page = new Page<>(1, 10);
        return this.baseMapper.selectPage(page, new LambdaQueryWrapper<${ClassName}Entity>());
    }

    /**
     * 新增${functionName}
     * @param ${className} ${functionName}
     * @return 结果
     */
        #if($table.sub)
        @Transactional(rollbackFor = Exception.class)
        #end
    @Override
    public boolean create(${ClassName}Entity ${className}) {
        #if($table.sub)
            int rows = ${className}Mapper.insert${ClassName}(${className});
            insert${subClassName}(${className});
            return rows;
        #else
            if (StrUtil.isBlankIfStr(${className}.getId())) {
            ${className}.setId(IdUtil.fastSimpleUUID());
            }
            return save(${className});
        #end
    }

    /**
     * 修改${functionName}
     * @param ${className} ${functionName}
     * @return 结果
     */
        #if($table.sub)
        @Transactional(rollbackFor = Exception.class)
        #end
    @Override
    public boolean update(${ClassName}Entity ${className}) {
        #if($table.sub)
                ${className}Mapper.delete${subClassName}By${subTableFkClassName}(${className}.get${pkColumn.capJavaField}())
            ;
            insert${subClassName}(${className});
        #end
        return updateById(${className});
    }

    /**
     * 批量删除${functionName}
     * @param ${pkColumn.javaField}s 需要删除的${functionName}主键
     * @return 结果
     */
        #if($table.sub)
        @Transactional(rollbackFor = Exception.class)
        #end
    @Override
    public int delete${ClassName}By${pkColumn.capJavaField}s(${pkColumn.javaType}[] ${pkColumn.javaField}s) {
        #if($table.sub)
                ${className}Mapper.delete${subClassName}By${subTableFkClassName}s(${pkColumn.javaField}s);
        #end
        return ${className}Mapper.deleteBatchIds(Arrays.asList(${pkColumn.javaField}s));
    }

    /**
     * 删除${functionName}信息
     * @param ${pkColumn.javaField} ${functionName}主键
     * @return 结果
     */
        #if($table.sub)
        @Transactional(rollbackFor = Exception.class)
        #end
    @Override
    public int delete${ClassName}By${pkColumn.capJavaField}(${pkColumn.javaType} ${pkColumn.javaField}) {
        #if($table.sub)
                ${className}Mapper.delete${subClassName}By${subTableFkClassName}(${pkColumn.javaField});
        #end
        return ${className}Mapper.deleteById(${pkColumn.javaField});
    }
    #if($table.sub)

        /**
         * 新增${subTable.functionName}信息
         * @param ${className} ${functionName}对象
         */
        public void insert${subClassName}(${ClassName}Entity ${className}) {
            List<${subClassName}> ${subclassName}List = ${className}.get${subClassName}List();
            ${pkColumn.javaType} ${pkColumn.javaField} = ${className}.get${pkColumn.capJavaField}();
            if (StringUtils.isNotNull(${subclassName}List)) {
                List<${subClassName}> list = new ArrayList<${subClassName}>();
                for (${subClassName} ${subclassName} :${subclassName}List)
                {
                    ${subclassName}.set${subTableFkClassName}(${pkColumn.javaField});
                    list.add(${subclassName});
                }
                if (!list.isEmpty()) {
                        ${className}Mapper.batch${subClassName}(list);
                }
            }
        }
    #end
}