qt.afl.after.sales/src/main/java/com/qtzl/alterSales/manager/handler/AflUserLoginInfoFindPageHandler.java

package com.qtzl.alterSales.manager.handler;

import cn.com.taiji.common.manager.net.http.ServiceHandleException;
import cn.hutool.core.bean.BeanUtil;
import com.google.common.collect.Lists;
import com.qtzl.alterSales.dao.entity.second.AflUserLoginInfo;
import com.qtzl.alterSales.dao.repo.jpa.second.AflUserLoginInfoRepo;
import com.qtzl.alterSales.manager.abstracts.AbstractAfterSalesManager;
import com.qtzl.alterSales.manager.enums.AuthenticationStatusEnum;
import com.qtzl.alterSales.manager.model.protocol.UcServiceError;
import com.qtzl.alterSales.manager.model.protocol.sales.AflUserLoginInfoFindPageViewRequest;
import com.qtzl.alterSales.manager.model.protocol.sales.AflUserLoginInfoFindPageViewResponse;
import com.qtzl.alterSales.manager.service.AfterSalesCmd;
import com.qtzl.alterSales.manager.vo.AflUserLoginInfoVo;
import com.txffp.api.core.manager.comm.annotation.ApiHandler;
import org.apache.commons.lang3.StringUtils;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Sort;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import javax.persistence.criteria.Predicate;
import java.time.LocalDateTime;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 查询用户信息分页
 */
@Service
@ApiHandler
public class AflUserLoginInfoFindPageHandler extends AbstractAfterSalesManager<AflUserLoginInfoFindPageViewRequest> {

    @Resource
    AflUserLoginInfoRepo aflUserLoginInfoRepo;

    public AflUserLoginInfoFindPageHandler() {
        super(AfterSalesCmd.FINDPAGEUSERLOGINFO, AflUserLoginInfoFindPageViewRequest.class);
    }

    @Override
    public String handleInternal(String filename, AflUserLoginInfoFindPageViewRequest request) throws ServiceHandleException {
        try {
            Page<AflUserLoginInfo> page = select(request);
            return toResponse(page,request).toJson();
        } catch (Exception e) {
            if (e instanceof ServiceHandleException) {
                throw e;
            }
            logger.error("选装-查询用户信息管理失败：{}", e.getMessage());
            throw UcServiceError.BUSINESS_VALIDATE_ERR.toHandleException("查询用户信息管理失败");
        }
    }
    private AflUserLoginInfoFindPageViewResponse toResponse(Page<AflUserLoginInfo> page, AflUserLoginInfoFindPageViewRequest request) {
        final AflUserLoginInfoFindPageViewResponse response = new AflUserLoginInfoFindPageViewResponse();
        response.setCurrentPage(request.getPageNo());
        response.setPageSize(request.getPageSize());
        response.setPageCount(page.getTotalPages());
        response.setTotalCount(page.getTotalElements());
        if (isEmpty(page.getContent())) {
            response.setData(Lists.newArrayList());
            return response;
        }
        List<AflUserLoginInfoVo> formVoList = page.getContent().stream().map(this::toVo).collect(Collectors.toList());
        response.setData(formVoList);
        return response;
    }

    private Page<AflUserLoginInfo> select(AflUserLoginInfoFindPageViewRequest request) throws ServiceHandleException {
        if (request.getPageSize() > 100) {
            throw UcServiceError.BUSINESS_VALIDATE_ERR.toHandleException("请求每页数量过大  " + request.getPageSize());
        }
        return aflUserLoginInfoRepo.findAll(((root, query, cb) -> {
            List<Predicate> list = Lists.newArrayList();
            if (!StringUtils.isEmpty(request.getMobile())) {
                list.add(cb.equal(root.<String>get("mobile"), request.getMobile()));
            }
            if (!StringUtils.isEmpty(request.getPatternOpenId())) {
                list.add(cb.equal(root.<String>get("openId"), request.getPatternOpenId()));
            }
            if (!StringUtils.isEmpty(request.getNickName())) {
                list.add(cb.like(root.<String>get("nickName"),"%"+ request.getNickName()+"%"));
            }
            if (request.getSex()!=null) {
                list.add(cb.equal(root.<Integer>get("sex"), request.getSex()));
            }
            if (request.getStatus()!=null) {
                list.add(cb.equal(root.<Integer>get("status"), request.getStatus()));
            }
            if (request.getInsertTimeEnd()!=null) {
                list.add(cb.lessThanOrEqualTo(root.<LocalDateTime>get("insertTime"), request.getInsertTimeEnd()));
            }
            if (request.getInsertTimeStart()!=null) {
                list.add(cb.greaterThanOrEqualTo(root.<LocalDateTime>get("insertTime"), request.getInsertTimeStart()));
            }
            Predicate[] p = new Predicate[list.size()];
            return cb.and(list.toArray(p));
        }), PageRequest.of(request.getPageNo() - 1, request.getPageSize(),
                Sort.by(Sort.Direction.DESC, "insertTime")));
    }
    private AflUserLoginInfoVo toVo(AflUserLoginInfo aflUserLoginInfo) {
        AflUserLoginInfoVo aflUserLoginInfoVo = new AflUserLoginInfoVo();
        BeanUtil.copyProperties(aflUserLoginInfo, aflUserLoginInfoVo);
        aflUserLoginInfoVo.setStatus(AuthenticationStatusEnum.YESREALNAME.getCode());
        return aflUserLoginInfoVo;
    }
}