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我的图书排序

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wuchunlei
2024-11-29 13:20:58 +08:00
parent 6c4a73c83f
commit c2f33b7f1d
1 changed files with 13 additions and 3 deletions
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16
src/main/java/com/peanut/modules/bookAbroad/controller/HomeController.java
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@@ -3,6 +3,7 @@ package com.peanut.modules.bookAbroad.controller;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper; import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page; import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.github.yulichang.wrapper.MPJLambdaWrapper; import com.github.yulichang.wrapper.MPJLambdaWrapper;
import com.peanut.common.utils.DateUtil;
import com.peanut.common.utils.R; import com.peanut.common.utils.R;
import com.peanut.common.utils.ShiroUtils; import com.peanut.common.utils.ShiroUtils;
import com.peanut.modules.book.service.*; import com.peanut.modules.book.service.*;
@@ -10,6 +11,7 @@ import com.peanut.modules.common.entity.*;
import com.peanut.modules.master.service.BookAbroadToLableService; import com.peanut.modules.master.service.BookAbroadToLableService;
import com.peanut.modules.bookAbroad.service.BookAbroadLableService; import com.peanut.modules.bookAbroad.service.BookAbroadLableService;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.apache.http.client.utils.DateUtils;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMapping;
@@ -44,15 +46,23 @@ public class HomeController {
@RequestMapping("/getMyBooks") @RequestMapping("/getMyBooks")
public R getMyBooks(@RequestBody Map<String,Object> params){ public R getMyBooks(@RequestBody Map<String,Object> params){
MPJLambdaWrapper<UserEbookBuyEntity> wrapper = new MPJLambdaWrapper<>(); MPJLambdaWrapper<UserEbookBuyEntity> wrapper = new MPJLambdaWrapper<>();
wrapper.leftJoin(BookReadRateEntity.class,BookReadRateEntity::getBookId,UserEbookBuyEntity::getBookId);
wrapper.leftJoin(BookEntity.class,BookEntity::getId,UserEbookBuyEntity::getBookId); wrapper.leftJoin(BookEntity.class,BookEntity::getId,UserEbookBuyEntity::getBookId);
wrapper.eq(UserEbookBuyEntity::getUserId,ShiroUtils.getUId()); wrapper.eq(UserEbookBuyEntity::getUserId,ShiroUtils.getUId());
wrapper.select(BookEntity::getId,BookEntity::getName,BookEntity::getImages); wrapper.select(BookEntity::getId,BookEntity::getName,BookEntity::getImages);
wrapper.select(BookReadRateEntity::getPrecent);
wrapper.orderByDesc(BookReadRateEntity::getUpdateTime);
wrapper.groupBy(UserEbookBuyEntity::getBookId); wrapper.groupBy(UserEbookBuyEntity::getBookId);
Page p = userEbookBuyService.pageMaps(new Page<>( Page p = userEbookBuyService.pageMaps(new Page<>(
Long.parseLong(params.get("current").toString()), Long.parseLong(params.get("limit").toString())),wrapper); Long.parseLong(params.get("current").toString()), Long.parseLong(params.get("limit").toString())),wrapper);
List<Map<String,Object>> list = p.getRecords();
for (Map<String,Object> map:list) {
BookReadRateEntity brr = bookReadRateService.getOne(new LambdaQueryWrapper<BookReadRateEntity>()
.eq(BookReadRateEntity::getUserId, ShiroUtils.getUId())
.eq(BookReadRateEntity::getBookId,map.get("id")));
map.put("precent",brr==null?"0":brr.getPrecent()==null?"0":brr.getPrecent());
map.put("sort",brr==null?0:brr.getUpdateTime()==null?0:brr.getUpdateTime().getTime());
}
list.stream().sorted((map1,map2)->{
return Long.compare((Long) map2.get("sort"),(Long) map2.get("sort"));
}).collect(Collectors.toList());
return R.ok().put("page",p); return R.ok().put("page",p);
} }