feat:修改赋值metafeature的逻辑

ad-engine-service/src/main/java/com/tzld/piaoquan/ad/engine/service/score/strategy/RankStrategyBy680.java

@@ -10,6 +10,7 @@ import com.tzld.piaoquan.ad.engine.commons.dto.AdPlatformCreativeDTO;
 import com.tzld.piaoquan.ad.engine.commons.param.RankRecommendRequestParam;
 import com.tzld.piaoquan.recommend.feature.domain.ad.base.AdRankItem;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.collections4.MapUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Value;
@@ -217,30 +218,36 @@ public class RankStrategyBy680 extends RankStrategyBasic {
             if (noApiAdVerIds.contains(item.getAdVerId())) {
                 item.setScore(item.getCpm() * cpmCoefficient / 1000);
             }
+        }
+
+
+        result.sort(ComparatorUtil.equalsRandomComparator());
 
+        if (CollectionUtils.isNotEmpty(result)){
+            AdRankItem top1Item = result.get(0);
             for (Map.Entry<String, Map<String, String>> entry : videoFeature.entrySet()) {
                 if (MapUtils.isNotEmpty(entry.getValue())) {
-                    item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
+                    top1Item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
                 }
             }
 
             for (Map.Entry<String, Map<String, String>> entry : userFeature.entrySet()) {
                 if (MapUtils.isNotEmpty(entry.getValue())) {
-                    item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
+                    top1Item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
                 }
             }
 
-            Map<String, Map<String, String>> adVerFeature = allAdVerFeature.getOrDefault(item.getAdVerId(), new HashMap<>());
+            Map<String, Map<String, String>> adVerFeature = allAdVerFeature.getOrDefault(top1Item.getAdVerId(), new HashMap<>());
             for (Map.Entry<String, Map<String, String>> entry : adVerFeature.entrySet()) {
                 if (MapUtils.isNotEmpty(entry.getValue())) {
-                    item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
+                    top1Item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
                 }
             }
 
-            Map<String, Map<String, String>> cidFeature = allCidFeature.getOrDefault(String.valueOf(item.getAdId()), new HashMap<>());
+            Map<String, Map<String, String>> cidFeature = allCidFeature.getOrDefault(String.valueOf(top1Item.getAdId()), new HashMap<>());
             for (Map.Entry<String, Map<String, String>> entry : cidFeature.entrySet()) {
                 if (MapUtils.isNotEmpty(entry.getValue())) {
-                    item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
+                    top1Item.getMetaFeatureMap().put(entry.getKey(), entry.getValue());
                 }
             }
         }
@@ -250,8 +257,6 @@ public class RankStrategyBy680 extends RankStrategyBasic {
                 time6 - start, time1 - start, time2 - time1, time3 - time2, time4 - time3,
                 time5 - time4, time6 - time5, request.getAdIdList().size(), adRankItems.size());
 
-        result.sort(ComparatorUtil.equalsRandomComparator());
-
         return result;
     }