更新

ruoyi-admin/src/main/java/com/ruoyi/busi/service/impl/BusiEvaluateServiceImpl.java

@@ -14,7 +14,9 @@ import com.ruoyi.system.service.ISysUserService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.List;
+import java.util.*;
+import java.util.function.Function;
+import java.util.stream.Collectors;
 
 /**
  * 评价Service业务层处理
@@ -45,7 +47,26 @@ public class BusiEvaluateServiceImpl extends ServiceImpl<BusiEvaluateMapper,Busi
      **/
     @Override
     public List<BusiEvaluateVO> listByToUserId(Long userId) {
-        return busiEvaluateMapper.listByToUserId(userId);
+        List<BusiEvaluateVO> busiEvaluateVOS = busiEvaluateMapper.listByToUserId(userId);
+
+        // 第二步：拆分字符串并统计
+        Map<String, Long> countMap = busiEvaluateVOS.stream()
+                .filter(Objects::nonNull)
+                .flatMap(s -> Arrays.stream(s.getEvaluate().split(",")))
+                .map(String::trim)
+                .filter(s -> !s.isEmpty())
+                .collect(Collectors.groupingBy(Function.identity(), Collectors.counting()));
+
+        // 第三步：封装为 VO 列表
+        return countMap.entrySet().stream()
+                .map(entry -> {
+                    BusiEvaluateVO vo = new BusiEvaluateVO();
+                    vo.setEvaluate(entry.getKey());
+                    vo.setNum(entry.getValue().intValue());
+                    return vo;
+                })
+                .sorted(Comparator.comparingInt(BusiEvaluateVO::getNum).reversed())
+                .collect(Collectors.toList());
     }
 
     @Override

ruoyi-admin/src/main/resources/mapper/busi/BusiEvaluateMapper.xml

@@ -58,4 +58,4 @@
         GROUP BY evaluate
         order by create_time desc
     </select>
-</mapper>
+</mapper>