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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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from __future__ import annotations

from datetime import datetime
from typing import Literal

from airflow.api_fastapi.core_api.base import BaseModel
from airflow.utils.state import DagRunState


class CalendarTimeRangeResponse(BaseModel):
    """Represents a summary of DAG runs for a specific calendar time range."""

    date: datetime
    state: Literal[
        DagRunState.QUEUED,
        DagRunState.RUNNING,
        DagRunState.SUCCESS,
        DagRunState.FAILED,
        "planned",
    ]
    count: int


class CalendarTimeRangeCollectionResponse(BaseModel):
    """Response model for calendar time range results."""

    total_entries: int
    dag_runs: list[CalendarTimeRangeResponse]
