/**
 * 전략편집기 — 보조지표 설정(DEF)에서 기간 표시·기본값 조회.
 * 팔레트 칩, PaletteItemModal, getDefaultIndicatorPeriod, getFieldOpts 라벨에 공통 사용.
 */
import type { DefType } from './strategyEditorShared';

/** 팔레트·요약용 기간 문자열 (복수 파라미터는 슬래시 구분) */
export function formatIndicatorPeriodLabel(indicator: string, def: DefType): string {
  switch (indicator) {
    case 'RSI':
      return String(def.rsiPeriod);
    case 'CCI':
      return String(def.cciPeriod);
    case 'ADX':
      return String(def.adxPeriod);
    case 'WILLIAMS_R':
      return String(def.williamsR);
    case 'TRIX':
      return `${def.trixPeriod}/${def.trixSignal}`;
    case 'VR':
      return String(def.vrPeriod);
    case 'BWI':
      return String(def.bwiPeriod);
    case 'OBV':
      return def.obvPeriod === def.obvSignal
        ? String(def.obvPeriod)
        : `${def.obvPeriod}/${def.obvSignal}`;
    case 'MACD':
      return `${def.macdFast}/${def.macdSlow}/${def.macdSignal}`;
    case 'STOCHASTIC':
      return `${def.stochK}/${def.stochD}`;
    case 'DMI':
      return String(def.dmiPeriod);
    case 'VOLUME_OSC':
      return `${def.volOscShort}/${def.volOscLong}`;
    case 'DISPARITY':
      return `${def.dispUltra}/${def.dispShort}/${def.dispMid}/${def.dispLong}`;
    case 'PSYCHOLOGICAL':
      return String(def.psyPeriod);
    case 'NEW_PSYCHOLOGICAL':
      return String(def.newPsy);
    case 'INVEST_PSYCHOLOGICAL':
      return String(def.investPsy);
    case 'MA':
      return def.maLines.length ? def.maLines.join('/') : '5';
    case 'EMA':
      return def.maLines.length ? def.maLines.slice(0, 4).join('/') : '5';
    case 'BOLLINGER':
      return `${def.bbPeriod}(σ${def.bbStdDev})`;
    case 'ICHIMOKU':
      return `${def.ichTenkan}/${def.ichKijun}/${def.ichSenkouB}`;
    case 'NEW_HIGH':
    case 'NEW_LOW':
      return '9';
    case 'VOLUME':
      return '';
    default:
      return '';
  }
}

/** 팔레트·프리셋용 대표 기간(일) — 단일 숫자 입력 지표 */
export function getIndicatorPrimaryPeriod(indicator: string, def: DefType): number {
  switch (indicator) {
    case 'RSI':
      return def.rsiPeriod;
    case 'CCI':
      return def.cciPeriod;
    case 'ADX':
      return def.adxPeriod;
    case 'WILLIAMS_R':
      return def.williamsR;
    case 'TRIX':
      return def.trixPeriod;
    case 'VR':
      return def.vrPeriod;
    case 'BWI':
      return def.bwiPeriod;
    case 'OBV':
      return def.obvPeriod;
    case 'MACD':
      return def.macdFast;
    case 'STOCHASTIC':
      return def.stochK;
    case 'DMI':
      return def.dmiPeriod;
    case 'VOLUME_OSC':
      return def.volOscShort;
    case 'DISPARITY':
      return def.dispShort;
    case 'PSYCHOLOGICAL':
      return def.psyPeriod;
    case 'NEW_PSYCHOLOGICAL':
      return def.newPsy;
    case 'INVEST_PSYCHOLOGICAL':
      return def.investPsy;
    case 'MA':
    case 'EMA':
      return def.maLines[0] ?? 5;
    case 'BOLLINGER':
      return def.bbPeriod;
    case 'ICHIMOKU':
      return def.ichTenkan;
    case 'NEW_HIGH':
    case 'NEW_LOW':
      return 9;
    default:
      return 14;
  }
}