heart

backend/community/serializers.py

@@ -88,12 +88,23 @@ class ReplySerializer(serializers.ModelSerializer):
         write_only=True, 
         required=False
     )
+    like_count = serializers.IntegerField(source='likes.count', read_only=True)
+    is_liked = serializers.SerializerMethodField()
 
     class Meta:
         model = Reply
-        fields = ['id', 'topic', 'content', 'author', 'author_info', 'reply_to', 'media', 'created_at', 'media_ids', 'is_pinned']
+        fields = ['id', 'topic', 'content', 'author', 'author_info', 'reply_to', 'media', 'created_at', 'media_ids', 'is_pinned', 'like_count', 'is_liked']
         read_only_fields = ['author', 'created_at']
 
+    def get_is_liked(self, obj):
+        request = self.context.get('request')
+        if not request:
+            return False
+        user = get_current_wechat_user(request)
+        if user:
+            return obj.likes.filter(id=user.id).exists()
+        return False
+
     def create(self, validated_data):
         media_ids = validated_data.pop('media_ids', [])
         reply = super().create(validated_data)
@@ -106,6 +117,8 @@ class TopicSerializer(serializers.ModelSerializer):
     replies = ReplySerializer(many=True, read_only=True)
     media = TopicMediaSerializer(many=True, read_only=True)
     is_verified_owner = serializers.BooleanField(read_only=True)
+    like_count = serializers.IntegerField(source='likes.count', read_only=True)
+    is_liked = serializers.SerializerMethodField()
     
     product_info = ESP32ConfigSerializer(source='related_product', read_only=True)
     service_info = ServiceSerializer(source='related_service', read_only=True)
@@ -125,10 +138,20 @@ class TopicSerializer(serializers.ModelSerializer):
             'related_service', 'service_info',
             'related_course', 'course_info',
             'view_count', 'is_pinned', 'created_at', 'updated_at', 
-            'is_verified_owner', 'replies', 'media', 'media_ids'
+            'is_verified_owner', 'replies', 'media', 'media_ids',
+            'like_count', 'is_liked'
         ]
         read_only_fields = ['author', 'view_count', 'created_at', 'updated_at', 'is_verified_owner', 'status']
 
+    def get_is_liked(self, obj):
+        request = self.context.get('request')
+        if not request:
+            return False
+        user = get_current_wechat_user(request)
+        if user:
+            return obj.likes.filter(id=user.id).exists()
+        return False
+
     def create(self, validated_data):
         media_ids = validated_data.pop('media_ids', [])
         topic = super().create(validated_data)