"""수집한 일정을 DB에 반영 — 워커(스케줄링 서버)가 매일 호출.

매칭 키 = (teamA_code, teamB_code) 순서쌍 (그룹 라운드로빈에서 유일).
- 기존 경기: 킥오프/venue/투표시간(opens·lock) 갱신. 결과·예측·crowd·라운드/후킹은 보존.
- 신규 경기: matchId 생성 + crowd 초기화하여 삽입(예측은 워커 AI 생성이 채움).
종료(result) 경기는 시각 변경하지 않음.
"""
from __future__ import annotations

import logging

from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession

from ..models import CrowdStats, Match
from ..schedule_data import TEAMS, lock_at, opens_at, parse_kickoff

log = logging.getLogger("triplepick.schedule")


async def sync_schedule(db: AsyncSession, records: list[dict]) -> dict:
    if not records:
        return {"updated": 0, "inserted": 0, "skipped": 0}

    existing = (await db.execute(select(Match))).scalars().all()
    by_pair = {(m.team_a_code, m.team_b_code): m for m in existing}

    updated = inserted = skipped = 0
    for rec in records:
        a, b = rec["teamA"], rec["teamB"]
        kickoff = parse_kickoff(rec["kickoffKst"])
        m = by_pair.get((a, b))
        if m is not None:
            if m.result_outcome is not None:
                skipped += 1
                continue
            m.kickoff_at = kickoff
            m.opens_at = opens_at(kickoff)
            m.lock_at = lock_at(kickoff)
            if rec.get("venue"):
                m.venue = rec["venue"]
            updated += 1
        else:
            ta, tb = TEAMS.get(a), TEAMS.get(b)
            if not ta or not tb:
                skipped += 1
                continue
            match_id = f"A_{a}_{b}_{kickoff.astimezone().strftime('%Y%m%d')}"
            db.add(
                Match(
                    match_id=match_id,
                    round_label="Match",
                    group="A",
                    team_a_name=ta["name"], team_a_short=ta["shortName"],
                    team_a_code=ta["code"], team_a_flag=ta["flag"],
                    team_b_name=tb["name"], team_b_short=tb["shortName"],
                    team_b_code=tb["code"], team_b_flag=tb["flag"],
                    venue=rec.get("venue", ""),
                    hook_text=f"{ta['shortName']} vs {tb['shortName']}, AI의 예측은",
                    kickoff_at=kickoff,
                    opens_at=opens_at(kickoff),
                    lock_at=lock_at(kickoff),
                    status="scheduled",
                )
            )
            db.add(CrowdStats(match_id=match_id, total=0, team_a_win=0, draw=0, team_b_win=0))
            inserted += 1

    await db.commit()
    result = {"updated": updated, "inserted": inserted, "skipped": skipped}
    log.info("schedule sync: %s", result)
    return result