Features: 1) Add "name" to filter_fields in BrandType.

Fixes: 1) Simplify resolve_children method in CategoryType by removing unused depth argument.

Extra: 1) Remove redundant depth parameter declaration; 2) General code cleanup in CategoryType.

core/graphene/object_types.py

@@ -79,7 +79,7 @@ class BrandType(DjangoObjectType):
         model = Brand
         interfaces = (relay.Node,)
         fields = ("uuid", "categories", "name")
-        filter_fields = ["uuid"]
+        filter_fields = ["uuid", "name"]
         description = _("brands")
 
     def resolve_categories(self, info):
@@ -101,7 +101,6 @@ class MinMaxPriceType(ObjectType):
 class CategoryType(DjangoObjectType):
     children = List(
         lambda: CategoryType,
-        depth=Int(default_value=None),
         description=_("categories"),
     )
     image = String(description=_("category image url"))
@@ -132,15 +131,7 @@ class CategoryType(DjangoObjectType):
         filter_fields = ["uuid"]
         description = _("categories")
 
-    def resolve_children(self, info, depth=None) -> TreeQuerySet:
+    def resolve_children(self, info) -> TreeQuerySet:
-        max_depth = self.get_tree_depth()
-
-        if depth is None:
-            depth = max_depth
-
-        if depth <= 0:
-            return Category.objects.none()
-
         categories = Category.objects.filter(parent=self)
         if info.context.user.has_perm("core.view_category"):
             return categories