修复评论查询

community-api/src/main/java/com/tanpu/community/api/beans/qo/TopicRankQo.java

@@ -29,15 +29,19 @@ public class TopicRankQo {
     @ApiModelProperty(value = "浏览量调整基数")
     private Integer viewCntAdjust;
 
+    @ApiModelProperty(value = "话题下的帖子权重")
+    private Integer themeWeight;
+
     /**
      * TODO 热度计算算法
+     *
      * @return
      */
-    public Integer getRank(){
+    public Integer getRank() {
         //顶置话题
-        if (isTop>0){
+        if (isTop > 0) {
             return Integer.MAX_VALUE;
         }
-        return this.viewCount+this.disscussCount*3+viewCount;
+        return this.viewCount + this.disscussCount * 3 + viewCount + themeWeight;
     }
 }

community-service/src/main/java/com/tanpu/community/manager/ThemeManager.java

 package com.tanpu.community.manager;
 
-import com.alibaba.fastjson.JSON;
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.google.common.collect.Sets;
 import com.tanpu.common.api.CommonResp;
@@ -216,20 +215,20 @@ public class ThemeManager {
 
         Integer pageStart = (req.page.pageNumber - 1) * req.page.pageSize;
         Integer pageSize = req.page.pageSize;
-        Integer querySize = pageSize * 3;
 
         List<ThemeEntity> themes = new ArrayList<>();
 
         if (ThemeListTypeEnum.RECOMMEND.getCode().equals(req.getType())) {
-            //推荐
+            // 推荐
             // 需要筛掉用户访问过详情的 & 最近出现在列表页过的.
             List<String> visitedIds = visitLogService.queryUserRecentVisited(userId);
             List<String> excludes = ListUtils.union(excludeIds, visitedIds);
-            List<String> recmdIds = recommendService.getRecommendThemes(pageStart, querySize, userId, excludes);
+            List<String> recmdIds = recommendService.getRecommendThemes(pageStart, pageSize, userId, excludes);
 
-            recmdIds = BizUtils.subList(recmdIds, pageStart, pageSize);
             themes = themeService.queryByThemeIds(recmdIds);
-            themes = RankUtils.sortThemeEntityByIds(themes, recmdIds);
+            themes = RankUtils.sortThemeEntityByIds(themes, recmdIds).stream().limit(pageSize).collect(Collectors.toList());
+
+
 
         } else if (ThemeListTypeEnum.FOLLOW.getCode().equals(req.getType())) {
             // TODO 临时埋点，接入新埋点后删除
@@ -257,7 +256,7 @@ public class ThemeManager {
             if (StringUtils.isEmpty(req.getTopicId())) {
                 throw new BizException("TopicId为空");
             }
-            themes = themeService.queryNewestByTopic(req.topicId, pageStart, querySize, excludeIds);
+            themes = themeService.queryNewestByTopic(req.topicId, pageStart, pageSize, excludeIds);
         }
 
         ThemeListResp resp = new ThemeListResp();

community-service/src/main/java/com/tanpu/community/service/RankService.java

@@ -124,6 +124,11 @@ public class RankService {
             //讨论数=发布主题贴数+回复总数
             Integer commentCount = commentService.getTotalCountByThemeIds(themeIds);
             topic.setDisscussCount(themeIds.size() + commentCount);
+            //帖子权重，求和
+            double themeSum = getHotestThemes().stream().filter(o -> topic.getTopicId().equals(o.getTopicId()))
+                    .mapToDouble(ThemeAnalysDO::calcScore)
+                    .sum();
+            topic.setThemeWeight((int)themeSum);
         }
         Map<TopicRankQo, Integer> map = topicRankQos.stream().collect(Collectors.toMap(o -> o, TopicRankQo::getRank));
         List<TopicRankQo> rankList = map.entrySet().stream()

community-service/src/main/java/com/tanpu/community/service/ThemeService.java

@@ -240,6 +240,7 @@ public class ThemeService {
         if (CollectionUtils.isEmpty(userIds)){
             return Collections.emptyList();
         }
+        //TODO 索引优化
         LambdaQueryWrapper<ThemeEntity> queryWrapper = new LambdaQueryWrapper<ThemeEntity>()
                 .in(ThemeEntity::getAuthorId, userIds)
                 .last("limit " + pageStart + ", " + pageSize)

community-service/src/main/java/com/tanpu/community/util/RankUtils.java

@@ -10,13 +10,22 @@ import java.util.stream.Collectors;
 public class RankUtils {
 
 
-
+    /**
+     * 根据id排序主题对象
+     * @param list 主题
+     * @param ids 主题Id，list中可重复
+     * @return
+     */
     public static List<ThemeEntity> sortThemeEntityByIds(List<ThemeEntity> list, List<String> ids){
         int count=0;
         HashMap<String, Integer> indexMap = new HashMap<>();
         for (String id : ids) {
+            //list中出现重复元素时，优化取第一次出现的顺序
+            if (!indexMap.containsKey(id)){
                 indexMap.put(id,count++);
             }
+
+        }
         List<ThemeEntity> collect = list.stream().filter(o -> indexMap.containsKey(o.getThemeId()))
                 .sorted(Comparator.comparingInt(o -> indexMap.get(o.getThemeId())))
                 .collect(Collectors.toList());

community-service/src/main/java/com/tanpu/community/util/TimeUtils.java

@@ -29,10 +29,12 @@ public class TimeUtils {
             return duration + "分钟前";
         } else if (duration < 60 * 24) {
             return duration / 60 + "小时前";
-        } else if (start.getYear() == LocalDateTime.now().getYear()) {
-            return start.format(DateTimeFormatter.ofPattern("MM-dd HH:mm:ss"));
+        } else if (duration < 60 * 48) {
+            return "1天前";
+        } else if (duration < 60 * 24 * 180) {
+            return start.format(DateTimeFormatter.ofPattern("MM-dd HH:mm"));
         }
-        return start.format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
+        return start.format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm"));
     }
 
     //计算迄今时间
@@ -43,8 +45,17 @@ public class TimeUtils {
 
 
     //计算n天前的时间
-    public static LocalDateTime getDaysBefore(Integer number){
+    public static LocalDateTime getDaysBefore(Integer number) {
         return LocalDateTime.now().minusDays(number);
     }
 
+    public static void main(String[] args) {
+        System.out.println(calUpToNowTime(LocalDateTime.now().minusDays(180)));
+        System.out.println(calUpToNowTime(LocalDateTime.now().minusDays(1)));
+        System.out.println(calUpToNowTime(LocalDateTime.now().minusDays(18)));
+        System.out.println(calUpToNowTime(LocalDateTime.now().minusHours(2)));
+        System.out.println(calUpToNowTime(LocalDateTime.now().minusMinutes(12)));
+        System.out.println(calUpToNowTime(LocalDateTime.now().minusSeconds(12)));
+    }
+
 }