add DjangoFormMutation to cookbook example

examples/cookbook-plain/cookbook/ingredients/forms.py

@@ -0,0 +1,15 @@
+from django import forms
+from cookbook.ingredients.models import Category, Ingredient
+
+
+class CategoryForm(forms.ModelForm):
+    class Meta:
+        model = Category
+        exclude = []
+
+
+class IngredientForm(forms.ModelForm):
+    class Meta:
+        model = Ingredient
+        exclude = []
+    

examples/cookbook-plain/cookbook/ingredients/schema.py

@@ -1,7 +1,9 @@
 import graphene
 from graphene_django.types import DjangoObjectType
+from graphene_django.forms.mutation import DjangoFormMutation
 
 from .models import Category, Ingredient
+from .forms import CategoryForm, IngredientForm
 
 
 class CategoryType(DjangoObjectType):
@@ -49,3 +51,18 @@ class Query(object):
             return Ingredient.objects.get(name=name)
 
         return None
+
+
+class CategoryMutation(DjangoFormMutation):
+    class Meta:
+        form_class = CategoryForm
+
+
+class IngredientMutation(DjangoFormMutation):
+    class Meta:
+        form_class = IngredientForm
+
+
+class Mutation(object):
+    category = CategoryMutation.Field()
+    ingredient = IngredientMutation.Field()

examples/cookbook-plain/cookbook/schema.py

@@ -11,4 +11,9 @@ class Query(cookbook.ingredients.schema.Query,
     debug = graphene.Field(DjangoDebug, name='__debug')
 
 
-schema = graphene.Schema(query=Query)
+class Mutation(cookbook.ingredients.schema.Mutation,
+               graphene.ObjectType):
+    pass
+
+
+schema = graphene.Schema(query=Query, mutation=Mutation)