代码优化

ruoyi-generator/src/main/java/com/ruoyi/generator/service/CommunityAccompanyImpl.java

@@ -17,6 +17,7 @@ import java.time.LocalDate;
 import java.time.ZoneId;
 import java.time.temporal.ChronoUnit;
 import java.time.temporal.Temporal;
+import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
 
@@ -39,7 +40,7 @@ public class CommunityAccompanyImpl implements ICommunityAccompanyService {
 
     @Override
     public CommunityAccompany selectCommunityAccompanyById(Long userId) {
-
+        DecimalFormat df = new DecimalFormat("#.00");
         CommunityAccompany communityAccompany = new CommunityAccompany();
 
         //获取当前用户信息 天数
@@ -65,7 +66,7 @@ public class CommunityAccompanyImpl implements ICommunityAccompanyService {
                 }));
         //如果用户文章数量不为空则执行以下的操作
         if (communityArticles != null){
-            DecimalFormat df = new DecimalFormat("#.00");
+
             //设置用户创作数
             communityAccompany.setCreationCount((long) communityArticles.size());
 
@@ -108,19 +109,21 @@ public class CommunityAccompanyImpl implements ICommunityAccompanyService {
 
         if (fans != 0 ){
             communityAccompany.setFan(fans);
+            //粉丝数占比
+            List<CommunityUserLike> userLikeFan = new ArrayList<>(communityUserLikeMapper.selectList(new QueryWrapper<CommunityUserLike>()
+                    .select("like_user_id", "COUNT(1) as count")
+                    .groupBy("like_user_id")
+                    .having("COUNT(*) <= {0}", fans)
+                    .orderByDesc("count"))) ;
+
+            //计算总人数
+            List<CommunityUserLike> userLikeFans = new ArrayList<>(communityUserLikeMapper.selectList(new QueryWrapper<CommunityUserLike>()
+                    .select("like_user_id", "COUNT(1) as count")
+                    .groupBy("like_user_id")));
+            Double  ReadPercent = Double.valueOf(df.format((double) userLikeFan.size() / userLikeFans.size() * 100));
+            communityAccompany.setFanPercent(ReadPercent);
         }
 
-        //粉丝数占比
-        CommunityUserLike communityUserLike = communityUserLikeMapper.selectOne(new QueryWrapper<CommunityUserLike>()
-                .select("like_user_id", "COUNT(1) as count")
-                .groupBy("like_user_id")
-                .orderByDesc("count")
-                .last("LIMIT 1"));
-
-
-        System.out.println(communityUserLike);
-
-
         return communityAccompany;
     }