From a04a8f42237503ae534bb68796ff98da62c8f28c Mon Sep 17 00:00:00 2001
From: umsangdon <umsangdon@gmail.com>
Date: Tue, 3 Nov 2026 20:46:23 +0900
Subject: [PATCH] =?UTF-8?q?feat(775-2):=20B05=20=EC=98=88=EC=A0=95?=
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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 B05_Profile/B05_Profile_UI_ExpectedDraw.ts | 13 +++++++++++--
 B05_Profile/B05_Profile_UI_RouteEdit.ts    |  1 +
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/B05_Profile/B05_Profile_UI_ExpectedDraw.ts b/B05_Profile/B05_Profile_UI_ExpectedDraw.ts
index 0adcb7599..afb37d986 100644
--- a/B05_Profile/B05_Profile_UI_ExpectedDraw.ts
+++ b/B05_Profile/B05_Profile_UI_ExpectedDraw.ts
@@ -49,7 +49,10 @@ const HELD =
   "예정노선 수정 중 — 「예정노선 수정」을 끈 뒤 [저장]합니다(켠 동안 고친 판은 끌 때 평면선에 들어감).";
 
 /** `POST /route/follow` 응답 — GET `/route/plan` 칸 이름(626-2). */
-type FollowResponse = Pick<RoutePlanResponse, "planned" | "nodes" | "curves" | "node_edits">;
+type FollowResponse = Pick<RoutePlanResponse, "planned" | "nodes" | "curves" | "node_edits"> & {
+  /** 수정 전 곡선 수를 못 지켰을 때 안내 글(775-2) · 지켰으면 null. */
+  curve_note?: string | null;
+};
 
 export interface ExpectedDrawParams {
   projectId: string;
@@ -71,6 +74,8 @@ export interface ExpectedDrawParams {
   onHistory: () => void;
   /** 다시 추적한 평면 · 고친 예정노선(빈 = 받은 노선으로) — 편집기 한 걸음. */
   onFollow: (plan: FlattenedPlan, expected: Vertex[]) => void;
+  /** 지금 편집기 곡선 수(저장 안 한 편집 포함) — 다시 추적이 지킬 곡선 수(775-2 `keep_curves`). */
+  curveCount: () => number;
 }
 
 export interface ExpectedDraw {
@@ -325,13 +330,17 @@ export function createExpectedDraw(params: ExpectedDrawParams): ExpectedDraw {
     try {
       const plan = await requestJson<FollowResponse>(
         `/projects/${params.projectId}/route/follow`,
-        { method: "POST", body: JSON.stringify({ points, crs: "tm" }) },
+        {
+          method: "POST",
+          body: JSON.stringify({ points, crs: "tm", keep_curves: params.curveCount() || null }),
+        },
         60000,
       );
       params.onFollow(
         flattenServerPlan(plan.nodes ?? [], plan.curves ?? [], plan.node_edits),
         expected,
       );
+      if (plan.curve_note) showToast(plan.curve_note, "info");
       return true;
     } catch (error) {
       showToast(
diff --git a/B05_Profile/B05_Profile_UI_RouteEdit.ts b/B05_Profile/B05_Profile_UI_RouteEdit.ts
index 2ee20b212..91900ee01 100644
--- a/B05_Profile/B05_Profile_UI_RouteEdit.ts
+++ b/B05_Profile/B05_Profile_UI_RouteEdit.ts
@@ -133,6 +133,7 @@ export async function mountRouteEditor(
     onOpen: () => ((picked = -1), syncCurveBar()),
     measuring: () => measureControls.mode(), // 켠 동안 재기 = D03 재기 겹(755-2)
     onHistory: () => historyControls.sync(), // 켠 동안 되돌리기 = 예정노선 판(755-1)
+    curveCount: () => curveInfo.length, // 수정 전 곡선 수(775-2)
     onFollow: (flat, line) => {
       const step = { ...flat, apexLock: [], picked: -1, expected: line };
       initial.restoreTag(initial.followed(step)); // 지금 추천 = 예상노선 추적(758-1) · 걸음 사진에 실림