crud.py

# Built-in packages

# Third-party packages
import graphql_relay as relay_gql

# Local packages
from . import models, types, serializers, filters


def get_{{ app_name }}(where: types.{{ camel_case_app_name }}WhereUniqueInput) -> models.{{ camel_case_app_name }}:
    _, instance_id = relay_gql.from_global_id(where.get("id"))
    instance = models.{{ camel_case_app_name }}.objects.get(id=instance_id)
    
    return instance


def get_{{ app_name }}s(where: types.{{ camel_case_app_name }}WhereInput) -> list[models.{{ camel_case_app_name }}]:
    return filters.{{ camel_case_app_name }}Filter(where).qs


def create_{{ app_name  }}(data: types.{{ camel_case_app_name }}CreateInput) -> models.{{ camel_case_app_name }}:
    serializer = serializers.{{ camel_case_app_name }}Serializer(data=data)
    serializer.is_valid(raise_exception=True)
    serializer.save()

    return serializer.instance


def update_{{ app_name }}(where: types.{{ camel_case_app_name }}WhereInput, data: types.{{ camel_case_app_name }}UpdateInput) -> models.{{ camel_case_app_name }}:
    instance = get_{{ app_name }}(where)
    serializer = serializers.{{ camel_case_app_name }}Serializer(instance, data=data, partial=True)
    serializer.is_valid(raise_exception=True)
    serializer.save()

    return serializer.instance


def delete_{{ app_name }}(where: types.{{ camel_case_app_name }}WhereUniqueInput) -> models.{{ camel_case_app_name }}:
    instance = get_{{ app_name }}(where)
    instance.delete()

    return instance