k.e.book.ddh.service.CcMigrationsService Maven / Gradle / Ivy

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package k.e.book.ddh.service;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import k.e.book.ddh.entity.CcMigrationsDO;
import k.e.book.ddh.entity.CcMigrationsQueryDTO;
import k.e.book.ddh.mapper.CcMigrationsMapper;
import org.springframework.stereotype.Service;

/**
 * @author kk
 * @date 2023-05-21 11:04
 */
@Service
public class CcMigrationsService extends ServiceImpl {

    public IPage selectProductPage(CcMigrationsQueryDTO dto) {
        LambdaQueryWrapper qr = new LambdaQueryWrapper<>();

        if(dto.getId() != null){
            qr.eq(CcMigrationsDO::getId, dto.getId());
        }
        if(dto.getMigration() != null){
            qr.eq(CcMigrationsDO::getMigration, dto.getMigration());
        }
        if(dto.getBatch() != null){
            qr.eq(CcMigrationsDO::getBatch, dto.getBatch());
        }

        qr.orderByDesc(CcMigrationsDO::getId);
        IPage page = new Page<>();
        page.setCurrent(dto.getPage());
        page.setSize(dto.getLimit());
        return baseMapper.selectPage(page, qr);
    }
}