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from __future__ import annotations

from typing import TYPE_CHECKING

import attrs

if TYPE_CHECKING:
    from datetime import datetime

    from pydantic import JsonValue

    from airflow.serialization.definitions.assets import SerializedAsset, SerializedAssetAlias


@attrs.define
class AssetEvent:
    """Asset event representation for asset listener hooks."""

    asset: SerializedAsset
    extra: dict[str, JsonValue]
    source_dag_id: str | None
    source_task_id: str | None
    source_run_id: str | None
    source_map_index: int | None
    source_aliases: list[SerializedAssetAlias]
    partition_key: str | None
    partition_date: datetime | None = None
