feat(M01-쉬운단가): Cards 잠금 카드에 표 보고 고르기 단추 - openEasyTable 답으로 식 바꿈 · on.trial 받음

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01D2nUMUMTsqm93PbQtipo6c

M01_MasterData/EasyCalc/M01_EasyCalc_Cards.ts

@@ -23,6 +23,7 @@ import {
   type PickResult,
 } from "./M01_EasyCalc_Model";
 import { openEasyPick } from "./M01_EasyCalc_Pick";
+import { openEasyTable, readFinds } from "./M01_EasyCalc_Table";
 import "./M01_EasyCalc_Cards.css";
 
 const TEXT = {
@@ -60,6 +61,7 @@ const TEXT = {
   Auto: ["자동", "auto"],
   Locked: ["잠김", "Locked"],
   ToNumber: ["숫자로 바꾸기", "Make it a number"],
+  ByTable: ["표 보고 고르기", "Choose from table"],
   ToNumber_Wait: ["계산이 끝난 뒤 가능", "Available after calculation"],
   ToNumber_Ask: [
     "자동 값을 그대로 숫자로 바꿈 · 이후 자동으로 달라지지 않음",
@@ -92,7 +94,7 @@ interface Ctx {
   doc: EasyDoc;
   lines: Map<string, CalcLine>;
   readOnly: boolean;
-  on: { change(doc: EasyDoc): void };
+  on: { change(doc: EasyDoc): void; trial?(): Record<string, unknown> };
   /** 숫자 아님으로 친 글 — 다시 그려도 칸에 남김 */
   badText: Map<string, string>;
 }
@@ -205,6 +207,17 @@ async function lockToNumber(ctx: Ctx, card: EasyCard, value: number): Promise<vo
   }
 }
 
+async function pickFromTable(ctx: Ctx, card: EasyCard): Promise<void> {
+  if (picking) return;
+  picking = true;
+  try {
+    const formula = await openEasyTable(card, ctx.doc, ctx.on.trial?.());
+    if (formula !== null) patchCard(ctx, card, { qtyFormula: formula });
+  } finally {
+    picking = false;
+  }
+}
+
 /* ------------------------------ 칸 만들기 ------------------------------ */
 
 const text = (cls: string, value: string): HTMLSpanElement =>
@@ -414,6 +427,17 @@ function lockedNote(ctx: Ctx, card: EasyCard): HTMLElement {
     });
     if (!line) button.title = tc("ToNumber_Wait");
     note.push(button);
+    // 표 찾기가 있는 식만 — 조건 꼴 [조건 보고 고치기] 자리는 비워 둠(sub7)
+    if (card.qtyFormula !== null && readFinds(card.qtyFormula)?.length) {
+      note.push(
+        createButton({
+          label: tc("ByTable"),
+          variant: "ghost",
+          size: "sm",
+          onClick: () => void pickFromTable(ctx, card),
+        }),
+      );
+    }
   }
   return el("div", { className: "m01-easycards-locknote", children: note });
 }
@@ -485,7 +509,7 @@ export function renderCards(
   host: HTMLElement,
   doc: EasyDoc,
   ans: CalcAnswer | null,
-  on: { change(doc: EasyDoc): void },
+  on: { change(doc: EasyDoc): void; trial?(): Record<string, unknown> },
 ): void {
   const badText = badTexts.get(host) ?? new Map<string, string>();
   badTexts.set(host, badText);