/
schema.py
51 lines (35 loc) · 1.42 KB
/
schema.py
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import graphene
from graphene_django.types import DjangoObjectType
from .models import Category, Ingredient
class CategoryType(DjangoObjectType):
class Meta:
model = Category
class IngredientType(DjangoObjectType):
class Meta:
model = Ingredient
class Query(object):
category = graphene.Field(CategoryType,
id=graphene.Int(),
name=graphene.String())
all_categories = graphene.List(CategoryType)
ingredient = graphene.Field(IngredientType,
id=graphene.Int(),
name=graphene.String())
all_ingredients = graphene.List(IngredientType)
def resolve_all_categories(self, context):
return Category.objects.all()
def resolve_all_ingredients(self, context):
# We can easily optimize query count in the resolve method
return Ingredient.objects.select_related('category').all()
def resolve_category(self, context, id=None, name=None):
if id is not None:
return Category.objects.get(pk=id)
if name is not None:
return Category.objects.get(name=name)
return None
def resolve_ingredient(self, context, id=None, name=None):
if id is not None:
return Ingredient.objects.get(pk=id)
if name is not None:
return Ingredient.objects.get(name=name)
return None