import uuid
from datetime import datetime
from typing import Any, Optional

from common.enums import JobStatus, JobType
from common.models.gmodel import Res_WebPacketProtocol, WebPacketProtocol


class JobProtocol(WebPacketProtocol):
    pass


class JobData(WebPacketProtocol):
    job_id: uuid.UUID
    job_type: JobType
    status: JobStatus
    attempts: int = 0
    max_attempts: int = 3
    result: Optional[Any] = None
    last_error: Optional[str] = None
    run_after: Optional[datetime] = None
    run_started_at: Optional[datetime] = None
    created_at: Optional[datetime] = None
    updated_at: Optional[datetime] = None


class Res_Job(Res_WebPacketProtocol):
    """잡 상태 폴링 응답. 수집·빌드는 몇 분 걸리므로 클라이언트가 이 엔드포인트를 폴링한다."""

    job: Optional[JobData] = None


class Res_JobOps(Res_WebPacketProtocol):
    """운영 스냅샷 — 큐 지연·DEAD·좀비 감시용."""

    pending: int = 0
    running: int = 0
    done: int = 0
    dead: int = 0
    dead_1h: int = 0
    stuck_running: int = 0
    oldest_pending_sec: int = 0
    deadline_1h: int = 0