fix: keep selected map area after save

frontend/src/hooks/useLocationMapDraftActions.js

@@ -6,7 +6,7 @@ import {
   saveLocationMapDraft,
 } from "../api/locationMaps";
 import getApiErrorMessage from "../lib/getApiErrorMessage";
-import { prepareObjectsForSave } from "../lib/locationMapUtils";
+import { getObjectKey, prepareObjectsForSave } from "../lib/locationMapUtils";
 
 export default function useLocationMapDraftActions({
   activeHouseholdId,
@@ -16,6 +16,7 @@ export default function useLocationMapDraftActions({
   locationId,
   mapDraft,
   objects,
+  selectedObjectKey,
   setEditorTool,
   setMapState,
   setMode,
@@ -23,11 +24,15 @@ export default function useLocationMapDraftActions({
   syncMapDraftFromState,
   toast,
 }) {
-  const applyDraftResponse = useCallback((response, nextMode = "edit", nextPreviewDraft = true) => {
+  const selectedObjectIndex = selectedObjectKey
+    ? objects.findIndex((object) => getObjectKey(object) === selectedObjectKey)
+    : -1;
+
+  const applyDraftResponse = useCallback((response, nextMode = "edit", nextPreviewDraft = true, options = {}) => {
     setMapState(response.data);
     setMode(nextMode);
     setPreviewDraft(nextPreviewDraft);
-    syncMapDraftFromState(response.data, nextMode, nextPreviewDraft);
+    syncMapDraftFromState(response.data, nextMode, nextPreviewDraft, options);
   }, [setMapState, setMode, setPreviewDraft, syncMapDraftFromState]);
 
   const handleCreateBlank = useCallback(async () => {
@@ -68,14 +73,17 @@ export default function useLocationMapDraftActions({
         map: mapDraft,
         objects: prepareObjectsForSave(objects),
       });
-      applyDraftResponse(response);
+      applyDraftResponse(response, "edit", true, { preserveSelectedIndex: selectedObjectIndex });
       toast.success("Saved draft", "Map draft saved");
     } catch (error) {
       toast.error("Save draft failed", getApiErrorMessage(error, "Failed to save map draft"));
     } finally {
       endSaving();
     }
-  }, [activeHouseholdId, applyDraftResponse, beginSaving, endSaving, locationId, mapDraft, objects, toast]);
+  }, [
+    activeHouseholdId, applyDraftResponse, beginSaving, endSaving, locationId,
+    mapDraft, objects, selectedObjectIndex, toast,
+  ]);
 
   const handlePublish = useCallback(async () => {
     if (!activeHouseholdId || !locationId) return;
@@ -88,7 +96,7 @@ export default function useLocationMapDraftActions({
           objects: prepareObjectsForSave(objects),
         });
         savedPendingDraft = true;
-        applyDraftResponse(saveResponse);
+        applyDraftResponse(saveResponse, "edit", true, { preserveSelectedIndex: selectedObjectIndex });
       }
 
       const response = await publishLocationMapDraft(activeHouseholdId, locationId);
@@ -108,7 +116,7 @@ export default function useLocationMapDraftActions({
     }
   }, [
     activeHouseholdId, applyDraftResponse, beginSaving, endSaving, hasUnsavedChanges,
-    locationId, mapDraft, objects, setEditorTool, toast,
+    locationId, mapDraft, objects, selectedObjectIndex, setEditorTool, toast,
   ]);
 
   return { handleCreateBlank, handleCreateFromZones, handlePublish, handleSaveDraft };

frontend/src/hooks/useLocationMapDraftState.js

@@ -1,7 +1,14 @@
 import { useCallback, useEffect, useRef, useState } from "react";
 import { getLocationMap } from "../api/locationMaps";
 import getApiErrorMessage from "../lib/getApiErrorMessage";
-import { DEFAULT_MAP_FILTERS, DEFAULT_MAP_SIZE, mapForMode, normalizeMapObject, objectsForMode } from "../lib/locationMapUtils";
+import {
+  DEFAULT_MAP_FILTERS,
+  DEFAULT_MAP_SIZE,
+  getObjectKey,
+  mapForMode,
+  normalizeMapObject,
+  objectsForMode,
+} from "../lib/locationMapUtils";
 
 const DEFAULT_DRAFT_MAP = {
   name: "Store Map",
@@ -46,18 +53,25 @@ export default function useLocationMapDraftState({
     setMapDraft(DEFAULT_DRAFT_MAP);
   }, []);
 
-  const syncMapDraftFromState = useCallback((nextState, nextMode, nextPreviewDraft) => {
+  const syncMapDraftFromState = useCallback((nextState, nextMode, nextPreviewDraft, options = {}) => {
     const nextMap = mapForMode(nextState, nextMode, nextPreviewDraft);
     const nextObjects = objectsForMode(nextState, nextMode, nextPreviewDraft);
     if (!nextMap) return;
+    const normalizedObjects = nextObjects.map(normalizeMapObject);
+    const preserveSelectedIndex = Number.isInteger(options.preserveSelectedIndex)
+      ? options.preserveSelectedIndex
+      : -1;
+    const preservedSelectedObject = preserveSelectedIndex >= 0
+      ? normalizedObjects[preserveSelectedIndex]
+      : null;
 
     setMapDraft({
       name: nextMap.name || "Store Map",
       width: nextMap.width || DEFAULT_MAP_SIZE.width,
       height: nextMap.height || DEFAULT_MAP_SIZE.height,
     });
-    setObjects(nextObjects.map(normalizeMapObject));
+    setObjects(normalizedObjects);
-    setSelectedObjectKey(null);
+    setSelectedObjectKey(preservedSelectedObject ? getObjectKey(preservedSelectedObject) : null);
     setHistory([]);
     setFuture([]);
     setHasUnsavedChanges(false);

frontend/src/pages/LocationMapManager.jsx

@@ -254,6 +254,7 @@ export default function LocationMapManager() {
     locationId,
     mapDraft,
     objects,
+    selectedObjectKey,
     setEditorTool,
     setMapState,
     setMode,

frontend/tests/location-map-manager.spec.ts

@@ -1418,6 +1418,9 @@ test("admin save progress locks draft controls", async ({ page }) => {
   releaseSave();
   await expect(page.locator(".location-map-status")).toHaveText("Draft");
   await expect(page.getByRole("button", { name: "Save Draft" })).toBeDisabled();
+  await expect(page.getByRole("textbox", { name: "Label" })).toBeEnabled();
+  await expect(page.getByRole("textbox", { name: "Label" })).toHaveValue("Saving Bakery");
+  await expect(page.getByRole("button", { name: "Map area Saving Bakery" })).toHaveAttribute("aria-pressed", "true");
 });
 
 test("admin save progress locks empty-canvas recovery actions", async ({ page }) => {