比赛

backend/competition/serializers.py

@@ -9,13 +9,20 @@ class ScoreDimensionSerializer(serializers.ModelSerializer):
 
 class CompetitionSerializer(serializers.ModelSerializer):
     score_dimensions = ScoreDimensionSerializer(many=True, read_only=True)
+    display_cover_image = serializers.SerializerMethodField()
     
     class Meta:
         model = Competition
         fields = ['id', 'title', 'description', 'rule_description', 'condition_description', 
-                  'cover_image', 'start_time', 'end_time', 'status', 'is_active', 
+                  'cover_image', 'cover_image_url', 'display_cover_image',
+                  'start_time', 'end_time', 'status', 'is_active', 
                   'score_dimensions', 'created_at']
 
+    def get_display_cover_image(self, obj):
+        if obj.cover_image:
+            return obj.cover_image.url
+        return obj.cover_image_url
+
 class CompetitionEnrollmentSerializer(serializers.ModelSerializer):
     user = WeChatUserSerializer(read_only=True)
     
@@ -41,11 +48,13 @@ class ProjectFileSerializer(serializers.ModelSerializer):
 class ProjectSerializer(serializers.ModelSerializer):
     files = ProjectFileSerializer(many=True, read_only=True)
     contestant_info = serializers.SerializerMethodField()
+    display_cover_image = serializers.SerializerMethodField()
     
     class Meta:
         model = Project
         fields = ['id', 'competition', 'contestant', 'title', 'description', 'team_info', 
-                  'cover_image', 'status', 'final_score', 'files', 'contestant_info', 'created_at']
+                  'cover_image', 'cover_image_url', 'display_cover_image',
+                  'status', 'final_score', 'files', 'contestant_info', 'created_at']
         read_only_fields = ['final_score', 'contestant']
 
     def get_contestant_info(self, obj):
@@ -54,6 +63,11 @@ class ProjectSerializer(serializers.ModelSerializer):
             "avatar_url": obj.contestant.user.avatar_url
         }
 
+    def get_display_cover_image(self, obj):
+        if obj.cover_image:
+            return obj.cover_image.url
+        return obj.cover_image_url
+
 class ScoreSerializer(serializers.ModelSerializer):
     judge_name = serializers.CharField(source='judge.user.nickname', read_only=True)
     dimension_name = serializers.CharField(source='dimension.name', read_only=True)