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from __future__ import annotations

from typing import TYPE_CHECKING

from airflow.callbacks.base_callback_sink import BaseCallbackSink
from airflow.models.db_callback_request import DbCallbackRequest
from airflow.utils.session import NEW_SESSION, provide_session

if TYPE_CHECKING:
    from sqlalchemy.orm import Session

    from airflow.callbacks.callback_requests import CallbackRequest


class DatabaseCallbackSink(BaseCallbackSink):
    """Sends callbacks to database."""

    @provide_session
    def send(self, callback: CallbackRequest, session: Session = NEW_SESSION) -> None:
        """Send callback for execution."""
        db_callback = DbCallbackRequest(callback=callback, priority_weight=10)
        session.add(db_callback)