feat(liked-disliked): add liked disliked field (#44)

- add disliked and liked field to body

[Starts #164269378]

authors/apps/articles/serializers.py

@@ -26,6 +26,9 @@ class ArticleSerializer(TaggitSerializer, serializers.ModelSerializer):
     read_time = serializers.SerializerMethodField()
     likes = serializers.SerializerMethodField()
     dislikes = serializers.SerializerMethodField()
+    liked = serializers.SerializerMethodField()
+    disliked = serializers.SerializerMethodField()
+
 
     def get_author(self, article):
         author = ProfileSerialiazer(article.author.profiles)
@@ -44,6 +47,30 @@ def get_likes(self,value):
     def get_dislikes(self,value):
         return LikeDislike.objects.dislikes().filter(articles=value).count()
 
+    def get_liked(self, article):
+        try:
+            user = self.context.get('request').user.id
+            article_id = article.id
+            liked = LikeDislike.objects.filter(
+                object_id=article_id, author_id=user, vote=True
+            ).exists()
+
+            return liked
+        except:
+            return None
+
+    def get_disliked(self, article):
+        try:
+            user = self.context.get('request').user.id
+            article_id = article.id
+            disliked = LikeDislike.objects.filter(
+                object_id=article_id, author_id=user, vote=False
+            ).exists()
+
+            return disliked
+        except:
+            return None
+
     class Meta:
         model = Article
         fields = '__all__'

authors/apps/articles/views/articles.py

@@ -192,10 +192,18 @@ def post(self, request, slug):
         except LikeDislike.DoesNotExist:
             article.votes.create(author=request.user, vote=self.vote_type)
             article.save()
-
+
+        liked = LikeDislike.objects.filter(
+            object_id=article.id, author_id=request.user.id, vote=True
+        ).exists()
+        disliked = LikeDislike.objects.filter(
+            object_id=article.id, author_id=request.user.id, vote=False
+        ).exists()
         return Response({
             "likes": article.votes.likes().count(),
             "dislikes": article.votes.dislikes().count(),
+            "liked": liked,
+            "disliked": disliked
         },
             content_type="application/json",
             status=status.HTTP_201_CREATED