# Copyright 2026 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
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"""Trigger data model."""

from __future__ import annotations

from typing import Any

from pydantic import BaseModel
from pydantic import ConfigDict


class Trigger(BaseModel):
  """Represents a trigger for a downstream node."""

  model_config = ConfigDict(ser_json_bytes='base64')

  input: Any = None
  """The input to pass to the triggered node."""

  use_sub_branch: bool = False
  """Whether this trigger should use a sub-branch."""

  branch: str | None = None
  """The branch inherited from the predecessor node."""

  isolation_scope: str | None = None
  """Scope tag explicitly propagated to this trigger."""
