Implement queries and mutation for Person

aleksis/core/schema.py

 import graphene
+from graphene_django import DjangoObjectType
+from graphene_django.forms.mutation import DjangoModelFormMutation
+
+from .forms import PersonForm
+from .models import Person
+
+
+class PersonType(DjangoObjectType):
+    class Meta:
+        model = Person
+
+
+class PersonMutation(DjangoModelFormMutation):
+    person = graphene.Field(PersonType)
+
+    class Meta:
+        form_class = PersonForm
 
 
 class Query(graphene.ObjectType):
-    hello = graphene.String(default_value="Hi!")
+    persons = graphene.List(PersonType)
+    person_by_id = graphene.Field(PersonType, id=graphene.ID())
+
+    def resolve_persons(root, info, **kwargs):
+        # FIXME do permission stuff
+        return Person.objects.all()
+
+    def resolve_person_by_id(root, info, id):
+        return Person.objects.get(pk=id)
+
+
+class Mutation(graphene.ObjectType):
+    update_person = PersonMutation.Field()
 
 
-schema = graphene.Schema(query=Query)
+schema = graphene.Schema(query=Query, mutation=Mutation)