added offset:limit for search

app/search/api/serializers.py

@@ -15,6 +15,8 @@ class QueryFilterSerializer(serializers.Serializer):
 
 class SearchSerializer(serializers.Serializer):
     body = serializers.ListSerializer(child=QueryFilterSerializer())
+    limit = serializers.IntegerField(default=5, min_value=1)
+    offset = serializers.IntegerField(default=0, min_value=0)
 
     def create(self, validated_data):
         raise NotImplementedError
@@ -37,22 +39,49 @@ class HintRequestSerializer(serializers.Serializer):
     content = serializers.CharField()
 
     def create(self, validated_data):
-        raise NotImplemented
+        raise NotImplementedError
+
+    def update(self, instance, validated_data):
+        raise NotImplementedError
 
 
 class HintResponseSerializer(serializers.Serializer):
     type = serializers.CharField()
     content = serializers.CharField()
 
+    def create(self, validated_data):
+        raise NotImplementedError
+
+    def update(self, instance, validated_data):
+        raise NotImplementedError
+
 
 class AutoCompleteRequestSerializer(serializers.Serializer):
     content = serializers.CharField(validators=[MinLengthValidator(3)])
 
+    def create(self, validated_data):
+        raise NotImplementedError
+
+    def update(self, instance, validated_data):
+        raise NotImplementedError
+
 
 class AutoCompleteSerializerNode(serializers.Serializer):
     coordinate = serializers.IntegerField(validators=[MinValueValidator(0)])
     value = HintResponseSerializer()
 
+    def create(self, validated_data):
+        raise NotImplementedError
+
+    def update(self, instance, validated_data):
+        raise NotImplementedError
+
 
 class AutoCompleteResponseSerializer(serializers.Serializer):
     nodes = serializers.ListField(child=AutoCompleteSerializerNode())
+
+    def create(self, validated_data):
+        raise NotImplementedError
+
+    def update(self, instance, validated_data):
+        raise NotImplementedError

app/search/api/views.py

@@ -30,7 +30,12 @@ class SearchApi(APIView):
         serializer = SearchSerializer(data=request.data)
         serializer.is_valid(raise_exception=True)
         return Response(
-            process_search(serializer.data["body"]), status=status.HTTP_200_OK
+            process_search(
+                serializer.data["body"],
+                serializer.data["limit"],
+                serializer.data["offset"],
+            ),
+            status=status.HTTP_200_OK,
         )
 
 

app/search/services/hints.py

@@ -8,5 +8,5 @@ def get_hints(content: str) -> str:
     elif content in list(map(lambda category: category.name, Category.objects.all())):
         category = "Category"
     elif content in list(map(lambda char: char.value, Characteristic.objects.all())):
-        category = Characteristic.objects.get(value=content).name
+        category = Characteristic.objects.filter(value=content).first().name
     return category

app/search/services/search.py

@@ -123,4 +123,4 @@ def process_search(data: List[dict], limit=5, offset=0) -> List[dict]:
                 qs = qs.filter(unit_characteristics__in=val)
             else:
                 qs = qs.filter(characteristics__in=val)
-    return [x.serialize_self() for x in qs[offset : offset + limit]]
+    return [x.serialize_self() for x in qs[offset:offset+limit]]