# This file was auto-generated by Fern from our API Definition.

import typing

import pydantic
from ..core.pydantic_utilities import IS_PYDANTIC_V2
from ..core.unchecked_base_model import UncheckedBaseModel
from .simple_next_entry import SimpleNextEntry


class TriggerStepDefinition(UncheckedBaseModel):
    """
    The entry point of the workflow. Every workflow must have exactly one trigger step, and it must route to exactly one `PARSE` step.

    See the [Trigger step docs](https://docs.extend.ai/2026-02-09/product/workflows/configuring-workflows-via-api#trigger-step).
    """

    name: str = pydantic.Field()
    """
    Unique name for this step.
    """

    next: typing.Optional[typing.List[SimpleNextEntry]] = pydantic.Field(default=None)
    """
    Must contain exactly one downstream step, and that step should be the workflow's `PARSE` step.
    """

    if IS_PYDANTIC_V2:
        model_config: typing.ClassVar[pydantic.ConfigDict] = pydantic.ConfigDict(extra="allow", frozen=True)  # type: ignore # Pydantic v2
    else:

        class Config:
            frozen = True
            smart_union = True
            extra = pydantic.Extra.allow
