import type { IndicatorConfig } from '../types';

/** 투자관리 차트 탭 — 캔들 오버레이 표시/숨김 (저장 없음, 화면 세션만) */
export type PaperOverlayToggleKey = 'ma' | 'ichimoku' | 'bollinger';

export type PaperOverlayVisibility = Record<PaperOverlayToggleKey, boolean>;

export const DEFAULT_PAPER_OVERLAY_VISIBILITY: PaperOverlayVisibility = {
  ma: true,
  ichimoku: true,
  bollinger: true,
};

import { isMovingAverageOverlayType } from './chartOverlayVisibility';

export const PAPER_OVERLAY_TOGGLE_ORDER: PaperOverlayToggleKey[] = [
  'ma',
  'ichimoku',
  'bollinger',
];

export const PAPER_OVERLAY_LABELS: Record<PaperOverlayToggleKey, string> = {
  ma: '이동평균선',
  ichimoku: '일목균형표',
  bollinger: '볼린저 밴드',
};

/** 우측 툴바 표시 설정 그룹 메뉴 헤더 */
export const PAPER_OVERLAY_MENU_TITLE = '표시 설정';

export function paperOverlayKeyForType(type: string): PaperOverlayToggleKey | null {
  if (isMovingAverageOverlayType(type)) return 'ma';
  if (type === 'IchimokuCloud') return 'ichimoku';
  if (type === 'BollingerBands') return 'bollinger';
  return null;
}

export function applyPaperOverlayVisibility(
  indicators: IndicatorConfig[],
  visibility: PaperOverlayVisibility,
): IndicatorConfig[] {
  return indicators.map(ind => {
    const key = paperOverlayKeyForType(ind.type);
    if (!key) return ind;
    const visible = visibility[key];
    return { ...ind, hidden: !visible };
  });
}

/** 캔들 오버레이 토글 — 전략·지표 유무와 무관하게 항상 노출 */
const PAPER_OVERLAY_ALWAYS_MENU: PaperOverlayToggleKey[] = ['ma', 'ichimoku', 'bollinger'];

/** ChartManager.setChartOverlayVisibility 용 */
export function paperOverlayVisibilityToChart(
  visibility: PaperOverlayVisibility,
): import('./chartOverlayVisibility').ChartOverlayVisibility {
  return { ma: visibility.ma, bollinger: visibility.bollinger, ichimoku: visibility.ichimoku, candle: true };
}

export function listPaperOverlayToggleItems(
  indicators: IndicatorConfig[],
  visibility: PaperOverlayVisibility,
): Array<{ key: PaperOverlayToggleKey; label: string; visible: boolean }> {
  const present = new Set<PaperOverlayToggleKey>(PAPER_OVERLAY_ALWAYS_MENU);
  for (const ind of indicators) {
    const key = paperOverlayKeyForType(ind.type);
    if (key) present.add(key);
  }
  return PAPER_OVERLAY_TOGGLE_ORDER
    .filter(key => present.has(key))
    .map(key => ({
      key,
      label: PAPER_OVERLAY_LABELS[key],
      visible: visibility[key],
    }));
}