ruoyi-vue-pro/yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/java/service/serviceImpl.vm

package ${basePackage}.module.${table.moduleName}.service.${table.businessName};

import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import org.springframework.validation.annotation.Validated;

import java.util.*;
import ${basePackage}.module.${table.moduleName}.controller.${sceneEnum.basePackage}.${table.businessName}.vo.*;
import ${basePackage}.module.${table.moduleName}.dal.dataobject.${table.businessName}.${table.className}DO;
import ${PageResultClassName};

import ${basePackage}.module.${table.moduleName}.convert.${table.businessName}.${table.className}Convert;
import ${basePackage}.module.${table.moduleName}.dal.mysql.${table.businessName}.${table.className}Mapper;

import static ${ServiceExceptionUtilClassName}.exception;
import static ${basePackage}.module.${table.moduleName}.enums.ErrorCodeConstants.*;

/**
 * ${table.classComment} Service 实现类
 *
 * @author ${table.author}
 */
@Service
@Validated
public class ${table.className}ServiceImpl implements ${table.className}Service {

    @Resource
    private ${table.className}Mapper ${classNameVar}Mapper;

    @Override
    public ${primaryColumn.javaType} create${simpleClassName}(${sceneEnum.prefixClass}${table.className}CreateReqVO createReqVO) {
        // 插入
        ${table.className}DO ${classNameVar} = ${table.className}Convert.INSTANCE.convert(createReqVO);
        ${classNameVar}Mapper.insert(${classNameVar});
        // 返回
        return ${classNameVar}.getId();
    }

    @Override
    public void update${simpleClassName}(${sceneEnum.prefixClass}${table.className}UpdateReqVO updateReqVO) {
        // 校验存在
        validate${simpleClassName}Exists(updateReqVO.getId());
        // 更新
        ${table.className}DO updateObj = ${table.className}Convert.INSTANCE.convert(updateReqVO);
        ${classNameVar}Mapper.updateById(updateObj);
    }

    @Override
    public void delete${simpleClassName}(${primaryColumn.javaType} id) {
        // 校验存在
        validate${simpleClassName}Exists(id);
        // 删除
        ${classNameVar}Mapper.deleteById(id);
    }

    private void validate${simpleClassName}Exists(${primaryColumn.javaType} id) {
        if (${classNameVar}Mapper.selectById(id) == null) {
            throw exception(${simpleClassName_underlineCase.toUpperCase()}_NOT_EXISTS);
        }
    }

    @Override
    public ${table.className}DO get${simpleClassName}(${primaryColumn.javaType} id) {
        return ${classNameVar}Mapper.selectById(id);
    }

    @Override
    public List<${table.className}DO> get${simpleClassName}List(Collection<${primaryColumn.javaType}> ids) {
        return ${classNameVar}Mapper.selectBatchIds(ids);
    }

    @Override
    public PageResult<${table.className}DO> get${simpleClassName}Page(${sceneEnum.prefixClass}${table.className}PageReqVO pageReqVO) {
        return ${classNameVar}Mapper.selectPage(pageReqVO);
    }

    @Override
    public List<${table.className}DO> get${simpleClassName}List(${sceneEnum.prefixClass}${table.className}ExportReqVO exportReqVO) {
        return ${classNameVar}Mapper.selectList(exportReqVO);
    }

}