From f5d5b299b88391edddce403496a3b3e8b775f54f Mon Sep 17 00:00:00 2001
From: InitialMoon <jieyingqi814@qq.com>
Date: Sat, 24 Aug 2024 13:27:45 +0800
Subject: [PATCH 1/2] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=B2=A1=E6=9C=89?=
 =?UTF-8?q?=E7=82=B9=E5=87=BB=E6=93=8D=E4=BD=9C=E6=97=B6=E4=BA=A7=E7=94=9F?=
 =?UTF-8?q?=E7=BC=93=E5=AD=98=E7=A9=BA=E7=9A=84bug?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 contest/quiz/views.py | 40 +++++++++++++++++++++-------------------
 1 file changed, 21 insertions(+), 19 deletions(-)

diff --git a/contest/quiz/views.py b/contest/quiz/views.py
index 17956b1..612cdfe 100644
--- a/contest/quiz/views.py
+++ b/contest/quiz/views.py
@@ -255,28 +255,30 @@ def contest_submit(request: AuthenticatedHttpRequest) -> HttpResponse:
     # 从 Redis 获取现有的答案缓存
     cached_answers = cache.get(cache_key, {})
 
-    for question_id, choice_id in cached_answers.items():
-        # Filter out tokens
-        if not question_id.startswith("question-"):
-            continue
-
-        if not isinstance(choice_id, str) or not choice_id.startswith("choice-"):
-            return HttpResponseBadRequest(
-                f"Invalid choice ID “{choice_id}” for “{question_id}”."
-            )
+    if cached_answers is not None:
 
-        answer: DraftAnswer = get_object_or_404(
-            draft_response.answer_set,
-            question_id=int(question_id.removeprefix("question-")),
-        )
+        for question_id, choice_id in cached_answers.items():
+            # Filter out tokens
+            if not question_id.startswith("question-"):
+                continue
 
-        answer.choice = get_object_or_404(
-            Choice.objects,
-            pk=int(choice_id.removeprefix("choice-")),
-            question=answer.question,
-        )
+            if not isinstance(choice_id, str) or not choice_id.startswith("choice-"):
+                return HttpResponseBadRequest(
+                    f"Invalid choice ID “{choice_id}” for “{question_id}”."
+                )
+
+            answer: DraftAnswer = get_object_or_404(
+                draft_response.answer_set,
+                question_id=int(question_id.removeprefix("question-")),
+            )
+
+            answer.choice = get_object_or_404(
+                Choice.objects,
+                pk=int(choice_id.removeprefix("choice-")),
+                question=answer.question,
+            )
 
-        answer.save()
+            answer.save()
 
     # 1. Convert from draft
     response, answers = student.draft_response.finalize(submit_at=timezone.now())

From 3059cf418e3842b61e2d24d0b8f6b361421f5915 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Sat, 24 Aug 2024 05:28:35 +0000
Subject: [PATCH 2/2] [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci
---
 contest/quiz/views.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/contest/quiz/views.py b/contest/quiz/views.py
index 612cdfe..5fe7b0f 100644
--- a/contest/quiz/views.py
+++ b/contest/quiz/views.py
@@ -256,7 +256,6 @@ def contest_submit(request: AuthenticatedHttpRequest) -> HttpResponse:
     cached_answers = cache.get(cache_key, {})
 
     if cached_answers is not None:
-
         for question_id, choice_id in cached_answers.items():
             # Filter out tokens
             if not question_id.startswith("question-"):