async

contest/urls/admin.py

@@ -5,7 +5,7 @@ from ..views.admin import ACMContestHelper, ContestAnnouncementAPI, ContestAPI,
 urlpatterns = [
     path("contest", ContestAPI.as_view()),
     path("contest/clone", ContestCloneAPI.as_view()),
-    path("contest/announcement", ContestAnnouncementAPI.as_view()),
+    path("contest/announcement", ContestAnnouncementAPI.as_view()),  # DEPRECATED: 前端未调用
     path("contest/acm_helper", ACMContestHelper.as_view()),
-    path("download_submissions", DownloadContestSubmissions.as_view()),
+    path("download_submissions", DownloadContestSubmissions.as_view()),  # DEPRECATED: 前端未调用
 ]

contest/urls/oj.py

@@ -6,7 +6,7 @@ urlpatterns = [
     path("contests", ContestListAPI.as_view()),
     path("contest", ContestAPI.as_view()),
     path("contest/password", ContestPasswordVerifyAPI.as_view()),
-    path("contest/announcement", ContestAnnouncementListAPI.as_view()),
+    path("contest/announcement", ContestAnnouncementListAPI.as_view()),  # DEPRECATED: 前端未调用
     path("contest/access", ContestAccessAPI.as_view()),
     path("contest_rank", ContestRankAPI.as_view()),
 ]

contest/views/admin.py

@@ -97,6 +97,7 @@ class ContestAPI(APIView):
         return self.success(self.paginate_data(request, contests, ContestAdminSerializer))
 
 
+# DEPRECATED: 前端未调用 (2026-05-26)
 class ContestAnnouncementAPI(APIView):
     @validate_serializer(CreateContestAnnouncementSerializer)
     @super_admin_required
@@ -212,6 +213,7 @@ class ACMContestHelper(APIView):
         return self.success()
 
 
+# DEPRECATED: 前端未调用 (2026-05-26)
 class DownloadContestSubmissions(APIView):
     def _dump_submissions(self, contest, exclude_admin=True):
         problem_ids = contest.problem_set.all().values_list("id", "_id")

contest/views/oj.py

@@ -12,7 +12,7 @@ from account.decorators import (
 )
 from account.models import AdminType
 from problem.models import Problem
-from utils.api import APIView, validate_serializer
+from utils.api import APIView, AsyncAPIView, validate_serializer
 from utils.constants import CONTEST_PASSWORD_SESSION_KEY, CacheKey, ContestRuleType, ContestStatus
 from utils.shortcuts import check_is_id, datetime2str
 
@@ -20,6 +20,7 @@ from ..models import ACMContestRank, Contest, ContestAnnouncement, OIContestRank
 from ..serializers import ACMContestRankSerializer, ContestAnnouncementSerializer, ContestPasswordVerifySerializer, ContestSerializer, OIContestRankSerializer
 
 
+# DEPRECATED: 前端未调用 (2026-05-26)
 class ContestAnnouncementListAPI(APIView):
     @check_contest_permission(check_type="announcements")
     def get(self, request):
@@ -35,22 +36,28 @@ class ContestAnnouncementListAPI(APIView):
         return self.success(ContestAnnouncementSerializer(data, many=True).data)
 
 
-class ContestAPI(APIView):
-    def get(self, request):
+class ContestAPI(AsyncAPIView):
+    async def get(self, request):
         id = request.GET.get("id")
         if not id or not check_is_id(id):
             return self.error("Invalid parameter, id is required")
         try:
-            contest = Contest.objects.get(id=id, visible=True)
+            contest = await (
+                Contest.objects.select_related("created_by")
+                .filter(id=id, visible=True)
+                .afirst()
+            )
+            if contest is None:
+                raise Contest.DoesNotExist
         except Contest.DoesNotExist:
             return self.error("Contest does not exist")
-        data = ContestSerializer(contest).data
+        data = await self.async_serialize_data(ContestSerializer, contest)
         data["now"] = datetime2str(now())
         return self.success(data)
 
 
-class ContestListAPI(APIView):
-    def get(self, request):
+class ContestListAPI(AsyncAPIView):
+    async def get(self, request):
         contests = Contest.objects.select_related("created_by").filter(visible=True)
         keyword = request.GET.get("keyword")
         rule_type = request.GET.get("rule_type")
@@ -70,7 +77,7 @@ class ContestListAPI(APIView):
                 contests = contests.filter(end_time__lt=cur)
             else:
                 contests = contests.filter(start_time__lte=cur, end_time__gte=cur)
-        return self.success(self.paginate_data(request, contests, ContestSerializer))
+        return self.success(await self.async_paginate_data(request, contests, ContestSerializer))
 
 
 class ContestPasswordVerifyAPI(APIView):