feat: add AST_CHECK_FAILED status, is_accepted helper, ast_rules field

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

problem/migrations/0010_problem_ast_rules.py

@@ -0,0 +1,18 @@
+# Generated by Django 6.0.4 on 2026-05-26 02:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('problem', '0009_alter_problem_accepted_number_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='problem',
+            name='ast_rules',
+            field=models.JSONField(blank=True, default=None, null=True),
+        ),
+    ]

problem/models.py

@@ -83,6 +83,9 @@ class Problem(models.Model):
     flowchart_hint = models.TextField(null=True, blank=True)
     show_flowchart = models.BooleanField(default=False, db_default=False)
 
+    # AST 代码结构检查规则
+    ast_rules = models.JSONField(null=True, blank=True, default=None)
+
     class Meta:
         db_table = "problem"
         constraints = [

problem/serializers.py

@@ -86,6 +86,9 @@ class CreateOrEditProblemSerializer(serializers.Serializer):
 
     flowchart_hint = serializers.CharField(allow_blank=True, allow_null=True, required=False)
 
+    # AST 规则
+    ast_rules = serializers.JSONField(required=False, allow_null=True, default=None)
+
 
 class CreateProblemSerializer(CreateOrEditProblemSerializer):
     pass
@@ -146,6 +149,7 @@ class ProblemSerializer(BaseProblemSerializer):
             "visible",
             "is_public",
             "answers",
+            "ast_rules",
         )
 
     def get_mermaid_code(self, obj):
@@ -196,6 +200,7 @@ class ProblemSafeSerializer(BaseProblemSerializer):
             "accepted_number",
             "statistic_info",
             "answers",
+            "ast_rules",
         )
 
     def get_mermaid_code(self, obj):

submission/migrations/0007_alter_submission_result.py

@@ -0,0 +1,18 @@
+# Generated by Django 6.0.4 on 2026-05-26 02:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('submission', '0006_alter_submission_info_alter_submission_result_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='submission',
+            name='result',
+            field=models.IntegerField(choices=[(-2, 'Compile Error'), (-1, 'Wrong Answer'), (0, 'Accepted'), (1, 'CPU Time Limit Exceeded'), (2, 'Real Time Limit Exceeded'), (3, 'Memory Limit Exceeded'), (4, 'Runtime Error'), (5, 'System Error'), (6, 'Pending'), (7, 'Judging'), (8, 'Partially Accepted'), (10, 'AST Check Failed')], db_default=6, db_index=True, default=6),
+        ),
+    ]

submission/models.py

@@ -19,6 +19,11 @@ class JudgeStatus(models.IntegerChoices):
     PENDING = 6, "Pending"
     JUDGING = 7, "Judging"
     PARTIALLY_ACCEPTED = 8, "Partially Accepted"
+    AST_CHECK_FAILED = 10, "AST Check Failed"
+
+
+def is_accepted(result):
+    return result in (JudgeStatus.ACCEPTED, JudgeStatus.AST_CHECK_FAILED)
 
 
 class Submission(models.Model):