Macbook
114 lines
3.7 KiB
TypeScript
114 lines
3.7 KiB
TypeScript
/**
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* MA/EMA DSL 필드 — MA1~MA11 슬롯 ↔ SMA period1~11 (보조지표 설정과 동일)
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*
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* - MA3 → period3 (예: 20일)
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* - MA20 → 레거시: 숫자>11 이면 기간 20일 그대로
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*/
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import { SMA_DEFAULT_PERIODS, SMA_MA_COUNT, formatSmaPeriodDisplayLabel } from './smaConfig';
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export const MA_DSL_SLOT_MAX = SMA_MA_COUNT;
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export function buildMaLinesFromSmaParams(
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params?: Record<string, number | string | boolean>,
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): number[] {
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const lines: number[] = [];
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for (let slot = 1; slot <= SMA_MA_COUNT; slot++) {
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const raw = params?.[`period${slot}`];
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const p = typeof raw === 'number' && raw > 0
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? Math.floor(raw)
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: SMA_DEFAULT_PERIODS[slot - 1];
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lines.push(p);
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}
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return lines;
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}
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/** DSL MA/EMA 필드 → 실제 SMA/EMA 계산 기간 */
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export function resolveMaDslFieldPeriod(
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field: string | undefined,
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smaParams?: Record<string, number | string | boolean>,
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): number | null {
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if (!field) return null;
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const ma = /^MA(\d+)$/.exec(field);
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if (ma && !field.startsWith('MACD')) {
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const n = parseInt(ma[1], 10);
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if (!Number.isFinite(n) || n <= 0) return null;
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if (n <= MA_DSL_SLOT_MAX) return buildMaLinesFromSmaParams(smaParams)[n - 1];
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return n;
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}
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const ema = /^EMA(\d+)$/.exec(field);
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if (ema) {
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const n = parseInt(ema[1], 10);
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if (!Number.isFinite(n) || n <= 0) return null;
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if (n <= MA_DSL_SLOT_MAX) return buildMaLinesFromSmaParams(smaParams)[n - 1];
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return n;
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}
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return null;
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}
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/** EMA 설정 기간 → EMA5일 */
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export function formatEmaPeriodDisplayLabel(period: number | string | boolean | undefined): string {
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const raw = typeof period === 'number' ? period : Number(period);
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const p = Number.isFinite(raw) && raw > 0 ? Math.floor(raw) : 1;
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return `EMA${p}일`;
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}
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/** UI·해석용 라벨 — MA20일 */
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export function formatMaDslFieldLabel(
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field: string | undefined,
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smaParams?: Record<string, number | string | boolean>,
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): string {
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if (!field) return '';
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const period = resolveMaDslFieldPeriod(field, smaParams);
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if (period == null) return field;
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if (field.startsWith('EMA')) return formatEmaPeriodDisplayLabel(period);
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if (field.startsWith('MA') && !field.startsWith('MACD')) return formatSmaPeriodDisplayLabel(period);
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return field;
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}
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export function buildMaFieldOptions(
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maLines: number[],
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): { value: string; label: string }[] {
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return Array.from({ length: SMA_MA_COUNT }, (_, i) => {
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const slot = i + 1;
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const p = maLines[i] ?? SMA_DEFAULT_PERIODS[i];
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return { value: `MA${slot}`, label: formatSmaPeriodDisplayLabel(p) };
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});
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}
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export function buildEmaFieldOptions(
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maLines: number[],
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maxSlots = 4,
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): { value: string; label: string }[] {
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const n = Math.min(maxSlots, SMA_MA_COUNT);
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return Array.from({ length: n }, (_, i) => {
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const slot = i + 1;
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const p = maLines[i] ?? SMA_DEFAULT_PERIODS[i];
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return { value: `EMA${slot}`, label: formatEmaPeriodDisplayLabel(p) };
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});
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}
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/** 레거시 MA20·MA60(기간 인코딩) 옵션 유지 */
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export function appendLegacyMaFieldOption(
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opts: { value: string; label: string }[],
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field: string | undefined,
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): { value: string; label: string }[] {
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if (!field || opts.some(o => o.value === field)) return opts;
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const period = resolveMaDslFieldPeriod(field);
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if (period == null) return opts;
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const ma = /^MA(\d+)$/.exec(field);
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if (ma && !field.startsWith('MACD')) {
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const n = parseInt(ma[1], 10);
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if (n > MA_DSL_SLOT_MAX) {
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return [...opts, { value: field, label: formatSmaPeriodDisplayLabel(period) }];
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}
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}
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const ema = /^EMA(\d+)$/.exec(field);
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if (ema) {
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const n = parseInt(ema[1], 10);
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if (n > MA_DSL_SLOT_MAX) {
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return [...opts, { value: field, label: formatEmaPeriodDisplayLabel(period) }];
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}
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}
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return opts;
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}
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