From f7ecefa2fcf4dd306588ab46ca5c3e1af738feec Mon Sep 17 00:00:00 2001
From: umsangdon <umsangdon@gmail.com>
Date: Mon, 21 Sep 2026 21:13:10 +0900
Subject: [PATCH] =?UTF-8?q?fix(M01):=20=EB=A1=9C=EC=A7=81=20=EA=B0=9C?=
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- 자체 로직은 고치는 자리를 편집기 하나로 두고 읽기용 묶음 소계 표는 접어 둠
- 자동 재계산으로 다시 그려도 고치던 칸에 커서와 선택 위치가 남음

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_016WRFJmmhPi4exAzHgPZHMT
---
 .../M01_MasterData_UI_LogicLab_Detail.ts      | 35 ++++++++++++++-----
 .../M01_MasterData_UI_LogicLab_Text.ts        |  1 +
 2 files changed, 27 insertions(+), 9 deletions(-)

diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
index dc657656..02d734f3 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
@@ -309,19 +309,24 @@ function hoBox(ctx: DetailContext): HTMLElement {
   }
   const all = entries(ctx);
   const calculated = ctx.lines !== null;
-  const blocks = GROUPS.flatMap((group) => {
+  const tables = GROUPS.flatMap((group) => {
     const mine = all.filter((e) => e.group === group);
     return group === "other" && !mine.length ? [] : groupTable(group, mine, calculated); // 그 밖은 있을 때만
   });
   const total = all.reduce((s, e) => s + (e.amount ?? 0), 0);
-  blocks.push(
-    el("p", {
-      className: "m01lab__total",
-      attrs: { "data-sum": calculated ? String(total) : "" },
-      text: `${tl("Total")} ${calculated ? formatNumber(total) : "—"}`,
-    }),
-  );
-  if (isOwnLogic(ctx.row)) blocks.push(ownEditor(ctx));
+  const totalLine = el("p", {
+    className: "m01lab__total",
+    attrs: { "data-sum": calculated ? String(total) : "" },
+    text: `${tl("Total")} ${calculated ? formatNumber(total) : "—"}`,
+  });
+  // 자체 로직 — 고치는 자리는 편집기 하나 · 읽기용 묶음 표는 접어 둠(펼치면 소계가 보임)
+  const fold = el("details", {
+    className: "m01lab__fold",
+    attrs: ctx.ownHost.dataset.fold ? { open: "" } : {},
+    children: [el("summary", { text: tl("Ho_Fold") }), ...tables],
+  });
+  fold.addEventListener("toggle", () => (ctx.ownHost.dataset.fold = fold.open ? "1" : ""));
+  const blocks = isOwnLogic(ctx.row) ? [ownEditor(ctx), fold, totalLine] : [...tables, totalLine];
   const hint = calculated ? tl("Click_Hint") : `${tl("Click_Hint")} · ${tl("Calc_First")}`;
   return section(tl("Ho_Title"), blocks, hint);
 }
@@ -330,10 +335,22 @@ function hoBox(ctx: DetailContext): HTMLElement {
 export function buildLabDetail(host: HTMLElement, ctx: DetailContext): void {
   const formula = el("div", { className: "m01lab__formula" });
   buildFormula(formula, { text: ctx.text });
+  // 다시 그리면 포커스가 빠짐 — 고치던 칸(편집기 · 기본정보)을 기억해 되돌림
+  const active = document.activeElement;
+  const kept =
+    active instanceof HTMLInputElement || active instanceof HTMLTextAreaElement
+      ? { node: active, from: active.selectionStart, to: active.selectionEnd }
+      : null;
   host.replaceChildren(
     infoBox(ctx),
     hoBox(ctx),
     section(tl("Formula_Title"), [formula]),
     section(tl("Calc_Title"), [ctx.calcHost]),
   );
+  const own = kept?.node.dataset.own; // 기본정보 칸은 새로 만들어지므로 이름표로 다시 찾음
+  const back = own ? host.querySelector<HTMLInputElement>(`[data-own="${own}"]`) : kept?.node;
+  if (kept && back && (own || ctx.ownHost.contains(back))) {
+    back.focus();
+    if (kept.from !== null) back.setSelectionRange(kept.from, kept.to);
+  }
 }
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts
index dd725120..72b44b35 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Text.ts
@@ -19,6 +19,7 @@ const TEXT = {
     "고치기 (호표 · 중간 값 · 덧줄 · 끝수)",
     "Edit (lines · middles · extras · rounding)",
   ],
+  Ho_Fold: ["묶음 소계 표 (읽기용 — 고치기는 위 편집기)", "Group subtotals (read-only)"],
   Ho_Title: ["일위대가 호표", "Unit-cost table"],
   Formula_Title: ["텍스트 수식", "Text formula"],
   Formula_Slot: ["시험 계산을 누르면 식이 글로 나옴", "Run the trial calc to see the formula"],