update

account/api.py

@@ -7,7 +7,6 @@ from ninja.errors import HttpError
 from .schemas import (
     BatchUsersIn,
     ClassStudentEntry,
-    LeaderboardEntry,
     UserListSchema,
     UserRegistrationSchema,
     UserLoginSchema,
@@ -123,21 +122,6 @@ def toggle_user_is_active(request, id: int):
         raise HttpError(404, "查无此人")
 
 
-@router.get("/leaderboard", response=List[LeaderboardEntry])
-def leaderboard(request):
-    from .models import Profile
-    profiles = (
-        Profile.objects
-        .select_related("user")
-        .filter(total_score__gt=0)
-        .order_by("-total_score")
-    )
-    return [
-        LeaderboardEntry(rank=i + 1, username=p.user.username, total_score=p.total_score)
-        for i, p in enumerate(profiles)
-    ]
-
-
 @router.get("/classes", response=List[str])
 def list_classes(request):
     """返回所有不重复的非空班级名列表，按字典序升序"""

account/migrations/0004_remove_profile.py

@@ -0,0 +1,16 @@
+# Generated by Django 6.0.1 on 2026-03-18 10:38
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('account', '0003_user_classname'),
+    ]
+
+    operations = [
+        migrations.DeleteModel(
+            name='Profile',
+        ),
+    ]

account/models.py

@@ -1,9 +1,6 @@
 from django.db import models
 from django.contrib.auth.models import AbstractUser
 
-from django.db.models.signals import post_save
-from django.dispatch import receiver
-
 
 class RoleChoices(models.TextChoices):
     SUPER = "super", "超级管理员"
@@ -51,33 +48,3 @@ class User(AbstractUser):
         verbose_name_plural = verbose_name
 
 
-class Profile(models.Model):
-    user = models.OneToOneField(User, on_delete=models.CASCADE)
-    total_score = models.FloatField(default=0.0)
-
-    def __str__(self):
-        return self.user.username
-
-    def recalculate_total_score(self):
-        from django.db.models import Max, Sum
-        from submission.models import Submission
-        total = (
-            Submission.objects
-            .filter(user=self.user, task__task_type="challenge", score__gt=0)
-            .values("task_id")
-            .annotate(best=Max("score"))
-            .aggregate(total=Sum("best"))["total"]
-        ) or 0.0
-        self.total_score = total
-        self.save(update_fields=["total_score"])
-
-
-@receiver(post_save, sender=User)
-def create_user_profile(sender, instance, created, **kwargs):
-    if created:
-        Profile.objects.create(user=instance)
-
-
-@receiver(post_save, sender=User)
-def save_user_profile(sender, instance, **kwargs):
-    instance.profile.save()

account/schemas.py

@@ -48,12 +48,6 @@ class BatchUsersIn(Schema):
     classname: str
 
 
-class LeaderboardEntry(Schema):
-    rank: int
-    username: str
-    total_score: float
-
-
 class ClassStudentEntry(Schema):
     name: str
     username: str