"""exchange reconcile 단위 테스트."""

from __future__ import annotations

from datetime import datetime, timedelta

from bithumb.operations.exchange_reconcile import (
    _match_orders_to_signals,
    _trade_from_exchange_order,
)


def test_match_orders_to_signals_by_side_and_time() -> None:
    """같은 side·시간 창 안에서 주문-신호 1:1 매칭."""
    sig_dt = datetime(2026, 6, 14, 10, 48, 0)
    signals = [
        {"datetime": sig_dt.strftime("%Y-%m-%d %H:%M:%S"), "side": "buy", "bar_index": 1},
    ]
    order_dt = sig_dt + timedelta(minutes=30)
    orders = [
        {
            "uuid": "order-1",
            "side": "bid",
            "created_at": order_dt.isoformat(),
            "executed_volume": "0.001",
            "executed_funds": "100000",
        },
    ]
    matches = _match_orders_to_signals(
        orders,
        signals,
        match_window_min=720,
        known_uuids=set(),
    )
    assert len(matches) == 1
    assert matches[0][0]["side"] == "buy"
    assert matches[0][1]["uuid"] == "order-1"


def test_match_skips_known_uuid() -> None:
    """이미 history에 있는 uuid는 재매칭하지 않는다."""
    sig_dt = datetime(2026, 6, 14, 11, 0, 0)
    signals = [
        {"datetime": sig_dt.strftime("%Y-%m-%d %H:%M:%S"), "side": "sell", "bar_index": 2},
    ]
    orders = [
        {
            "uuid": "already-used",
            "side": "ask",
            "created_at": (sig_dt + timedelta(minutes=5)).isoformat(),
            "executed_volume": "0.001",
            "executed_funds": "100000",
        },
    ]
    matches = _match_orders_to_signals(
        orders,
        signals,
        match_window_min=720,
        known_uuids={"already-used"},
    )
    assert matches == []


def test_trade_from_exchange_order_buy() -> None:
    """매수 체결 → executed TradeResult."""
    sig = {"datetime": "2026-06-14 10:48:00", "side": "buy", "price": 140_000_000.0}
    order = {
        "uuid": "x",
        "side": "bid",
        "executed_volume": "0.002",
        "executed_funds": "280000",
    }
    trade = _trade_from_exchange_order(sig, order)
    assert trade.executed is True
    assert trade.side == "buy"
    assert trade.order_coin == 0.002
    assert trade.api_response == order