src/main/java/com/yuanlrc/base/service/home/OrderCommentService.java

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package com.yuanlrc.base.service.home;

import com.yuanlrc.base.bean.PageBean;
import com.yuanlrc.base.dao.home.*;
import com.yuanlrc.base.dao.home.OrderCommentDao;
import com.yuanlrc.base.entity.home.Member;
import com.yuanlrc.base.entity.home.OrderComment;
import com.yuanlrc.base.entity.home.ReceiveOrder;
import com.yuanlrc.base.entity.home.RunOrder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.stereotype.Service;
import org.springframework.transaction.interceptor.TransactionAspectSupport;

import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root;
import javax.transaction.Transactional;
import java.math.BigDecimal;
import java.util.List;

/**
 * 订单评价逻辑实现层
 */
@Service
public class OrderCommentService {

    @Autowired
    private OrderCommentDao orderCommentDao;

    @Autowired
    private ReceiveOrderDao receiveOrderDao;


    /**
     * 订单评价分页带条件查询
     */
    public PageBean<OrderComment> findList(OrderComment orderComment, PageBean<OrderComment> pageBean) {
        pageBean.setPageSize(9999);
        Specification<OrderComment> specification = new Specification<OrderComment>() {
            @Override
            public Predicate toPredicate(Root root, CriteriaQuery criteriaQuery, CriteriaBuilder criteriaBuilder) {
                    Predicate equal = criteriaBuilder.equal(root.get("member").get("id"), orderComment.getMember().getId());
                return equal;
            }
        };
        Sort createTime = Sort.by(Sort.Direction.DESC, "createTime");
        Pageable pageable = PageRequest.of(pageBean.getCurrentPage() - 1, pageBean.getPageSize(),createTime);
        Page<OrderComment> findAll = orderCommentDao.findAll(specification, pageable);
        pageBean.setContent(findAll.getContent());
        pageBean.setTotal(findAll.getTotalElements());
        pageBean.setTotalPage(findAll.getTotalPages());
        return pageBean;
    }