"""주문 실행 큐 intent — Signal(판단)과 Execution(place) 분리용."""
from __future__ import annotations

from dataclasses import dataclass
from typing import Any, Dict

# 우선순위: 숫자 작을수록 먼저 (동순위는 seq FIFO)
PRIO_URGENT_SELL = 0
PRIO_TICK_SELL = 1
PRIO_SCAN_SELL = 2
PRIO_BUY = 3


def resolve_order_priority(side: str, signal: Dict[str, Any], source: str) -> int:
    """side/source/reason 으로 큐 우선순위 결정."""
    side_u = str(side or "").upper()
    src = str(source or "").strip().lower()
    if side_u == "BUY":
        return PRIO_BUY
    if src in ("halt", "eod", "pending", "risk", "force"):
        return PRIO_URGENT_SELL
    reason = str((signal or {}).get("reason") or "").lower()
    urgent_keys = ("stop", "손절", "eod", "halt", "risk", "긴급", "force", "pending")
    if any(k in reason for k in urgent_keys):
        return PRIO_URGENT_SELL
    if src == "tick":
        return PRIO_TICK_SELL
    return PRIO_SCAN_SELL


@dataclass(order=True)
class OrderIntent:
    """AccountOrderWorker 큐 1건 — strategy 참조는 strategy_id 로 Worker 가 조회."""

    priority: int
    seq: int
    strategy_id: str
    side: str
    signal: Dict[str, Any]
    source: str = "scan"