v1.2版本更新发布

backend/services/parent_service.py

@@ -9,6 +9,7 @@
 # 版权所有 © Sea Network Technology Studio
 # ===========================================
 
+import math
 from typing import Dict, Any, Optional, List
 
 from models.user import UserModel
@@ -93,22 +94,27 @@ class ParentService:
         
         # 获取全班排名
         ranking = await StudentModel.get_ranking(limit=1000)
+        total_students = await StudentModel.get_total_count()
         
         # 查找当前学生排名
         student_rank = None
-        total_students = 0
         for r in ranking:
-            total_students += 1
             if r["student_id"] == user["student_id"]:
                 student_rank = r["rank"]
         
+        # 计算百分比排名
+        percentile = None
+        if student_rank and total_students and total_students > 0:
+            percentile = math.ceil(student_rank / total_students * 100)
+        
         return {
             "student_id": student["student_id"],
             "student_name": student["name"],
             "student_no": student["student_no"],
             "total_points": student["total_points"],
             "rank": student_rank,
-            "total_students": total_students
+            "total_students": total_students,
+            "percentile": percentile
         }
     
     @staticmethod