전략평가 MA 참조에러 수정

frontend/src/utils/maDslField.ts

@@ -0,0 +1,116 @@
+/**
+ * MA/EMA DSL 필드 — MA1~MA11 슬롯 ↔ SMA period1~11 (보조지표 설정과 동일)
+ *
+ * - MA3  → period3 (예: 20일)
+ * - MA20 → 레거시: 숫자>11 이면 기간 20일 그대로
+ */
+import { SMA_DEFAULT_PERIODS, SMA_MA_COUNT } from './smaConfig';
+
+export const MA_DSL_SLOT_MAX = SMA_MA_COUNT;
+
+export function buildMaLinesFromSmaParams(
+  params?: Record<string, number | string | boolean>,
+): number[] {
+  const lines: number[] = [];
+  for (let slot = 1; slot <= SMA_MA_COUNT; slot++) {
+    const raw = params?.[`period${slot}`];
+    const p = typeof raw === 'number' && raw > 0
+      ? Math.floor(raw)
+      : SMA_DEFAULT_PERIODS[slot - 1];
+    lines.push(p);
+  }
+  return lines;
+}
+
+/** DSL MA/EMA 필드 → 실제 SMA/EMA 계산 기간 */
+export function resolveMaDslFieldPeriod(
+  field: string | undefined,
+  smaParams?: Record<string, number | string | boolean>,
+): number | null {
+  if (!field) return null;
+  const ma = /^MA(\d+)$/.exec(field);
+  if (ma && !field.startsWith('MACD')) {
+    const n = parseInt(ma[1], 10);
+    if (!Number.isFinite(n) || n <= 0) return null;
+    if (n <= MA_DSL_SLOT_MAX) return buildMaLinesFromSmaParams(smaParams)[n - 1];
+    return n;
+  }
+  const ema = /^EMA(\d+)$/.exec(field);
+  if (ema) {
+    const n = parseInt(ema[1], 10);
+    if (!Number.isFinite(n) || n <= 0) return null;
+    if (n <= MA_DSL_SLOT_MAX) return buildMaLinesFromSmaParams(smaParams)[n - 1];
+    return n;
+  }
+  return null;
+}
+
+/** UI·해석용 라벨 — MA5(60일) */
+export function formatMaDslFieldLabel(
+  field: string | undefined,
+  smaParams?: Record<string, number | string | boolean>,
+): string {
+  if (!field) return '';
+  const period = resolveMaDslFieldPeriod(field, smaParams);
+  if (period == null) return field;
+  const ma = /^MA(\d+)$/.exec(field);
+  if (ma && !field.startsWith('MACD')) {
+    const n = parseInt(ma[1], 10);
+    if (n >= 1 && n <= MA_DSL_SLOT_MAX) return `MA${n}(${period}일)`;
+    return `MA(${period}일)`;
+  }
+  const ema = /^EMA(\d+)$/.exec(field);
+  if (ema) {
+    const n = parseInt(ema[1], 10);
+    if (n >= 1 && n <= MA_DSL_SLOT_MAX) return `EMA${n}(${period}일)`;
+    return `EMA(${period}일)`;
+  }
+  return field;
+}
+
+export function buildMaFieldOptions(
+  maLines: number[],
+): { value: string; label: string }[] {
+  return Array.from({ length: SMA_MA_COUNT }, (_, i) => {
+    const slot = i + 1;
+    const p = maLines[i] ?? SMA_DEFAULT_PERIODS[i];
+    return { value: `MA${slot}`, label: `MA${slot}(${p}일)` };
+  });
+}
+
+export function buildEmaFieldOptions(
+  maLines: number[],
+  maxSlots = 4,
+): { value: string; label: string }[] {
+  const n = Math.min(maxSlots, SMA_MA_COUNT);
+  return Array.from({ length: n }, (_, i) => {
+    const slot = i + 1;
+    const p = maLines[i] ?? SMA_DEFAULT_PERIODS[i];
+    return { value: `EMA${slot}`, label: `EMA${slot}(${p}일)` };
+  });
+}
+
+/** 레거시 MA20·MA60(기간 인코딩) 옵션 유지 */
+export function appendLegacyMaFieldOption(
+  opts: { value: string; label: string }[],
+  field: string | undefined,
+): { value: string; label: string }[] {
+  if (!field || opts.some(o => o.value === field)) return opts;
+  const period = resolveMaDslFieldPeriod(field);
+  if (period == null) return opts;
+  const ma = /^MA(\d+)$/.exec(field);
+  if (ma && !field.startsWith('MACD')) {
+    const n = parseInt(ma[1], 10);
+    if (n > MA_DSL_SLOT_MAX) {
+      return [...opts, { value: field, label: `MA(${period}일)` }];
+    }
+  }
+  const ema = /^EMA(\d+)$/.exec(field);
+  if (ema) {
+    const n = parseInt(ema[1], 10);
+    if (n > MA_DSL_SLOT_MAX) {
+      return [...opts, { value: field, label: `EMA(${period}일)` }];
+    }
+  }
+  return opts;
+}