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#
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from __future__ import annotations

from collections.abc import Iterable
from datetime import datetime
from uuid import UUID

from pydantic import AliasPath, Field

from airflow.api_fastapi.core_api.base import BaseModel


class DeadlineResponse(BaseModel):
    """Deadline serializer for responses."""

    id: UUID
    deadline_time: datetime
    missed: bool
    created_at: datetime
    dag_id: str = Field(validation_alias=AliasPath("dagrun", "dag_id"))
    dag_run_id: str = Field(validation_alias=AliasPath("dagrun", "run_id"))
    alert_id: UUID | None = Field(validation_alias="deadline_alert_id", default=None)
    alert_name: str | None = Field(validation_alias=AliasPath("deadline_alert", "name"), default=None)


class DeadlineCollectionResponse(BaseModel):
    """Deadline Collection serializer for responses."""

    deadlines: Iterable[DeadlineResponse]
    total_entries: int


class DeadlineAlertResponse(BaseModel):
    """DeadlineAlert serializer for responses."""

    id: UUID
    name: str | None = None
    reference_type: str = Field(validation_alias=AliasPath("reference", "reference_type"))
    interval: float = Field(description="Interval in seconds between deadline evaluations.")
    created_at: datetime


class DeadlineAlertCollectionResponse(BaseModel):
    """DeadlineAlert Collection serializer for responses."""

    deadline_alerts: Iterable[DeadlineAlertResponse]
    total_entries: int
