| import re |
|
|
| from ..types import Field, InputObjectType, String |
| from ..types.mutation import Mutation |
| from ..utils.thenables import maybe_thenable |
|
|
|
|
| class ClientIDMutation(Mutation): |
| class Meta: |
| abstract = True |
|
|
| @classmethod |
| def __init_subclass_with_meta__( |
| cls, output=None, input_fields=None, arguments=None, name=None, **options |
| ): |
| input_class = getattr(cls, "Input", None) |
| base_name = re.sub("Payload$", "", name or cls.__name__) |
|
|
| assert not output, "Can't specify any output" |
| assert not arguments, "Can't specify any arguments" |
|
|
| bases = (InputObjectType,) |
| if input_class: |
| bases += (input_class,) |
|
|
| if not input_fields: |
| input_fields = {} |
|
|
| cls.Input = type( |
| f"{base_name}Input", |
| bases, |
| dict(input_fields, client_mutation_id=String(name="clientMutationId")), |
| ) |
|
|
| arguments = dict( |
| input=cls.Input(required=True) |
| |
| ) |
| mutate_and_get_payload = getattr(cls, "mutate_and_get_payload", None) |
| if cls.mutate and cls.mutate.__func__ == ClientIDMutation.mutate.__func__: |
| assert mutate_and_get_payload, ( |
| f"{name or cls.__name__}.mutate_and_get_payload method is required" |
| " in a ClientIDMutation." |
| ) |
|
|
| if not name: |
| name = f"{base_name}Payload" |
|
|
| super(ClientIDMutation, cls).__init_subclass_with_meta__( |
| output=None, arguments=arguments, name=name, **options |
| ) |
| cls._meta.fields["client_mutation_id"] = Field(String, name="clientMutationId") |
|
|
| @classmethod |
| def mutate(cls, root, info, input): |
| def on_resolve(payload): |
| try: |
| payload.client_mutation_id = input.get("client_mutation_id") |
| except Exception: |
| raise Exception( |
| f"Cannot set client_mutation_id in the payload object {repr(payload)}" |
| ) |
| return payload |
|
|
| result = cls.mutate_and_get_payload(root, info, **input) |
| return maybe_thenable(result, on_resolve) |
|
|
