"""指标参数配置（不再散落在结构流水线内）。"""

from dataclasses import dataclass, field
from typing import List, Tuple


@dataclass
class IndicatorConfig:
    macd_fast: int = 26
    macd_slow: int = 52
    macd_signal: int = 9
    ema_periods: Tuple[int, ...] = (5, 7, 10, 13, 24, 26, 52, 104, 156, 208)
    rsi_period: int = 14
    atr_period: int = 14
    # (period, nbdevup, nbdevdn, name_suffix)
    bbands: List[Tuple[int, float, float, str]] = field(
        default_factory=lambda: [
            (365, 3.0, 3.0, "365"),
            (120, 3.0, 3.0, "120"),
            (20, 2.0, 2.0, "30"),
            (20, 2.0, 2.0, "302"),
            (26, 3.0, 3.0, "2633"),
        ]
    )
    bb_middle_sma_period: int = 90