feat: 在场景编辑器中新增场景 JSON 规范化处理逻辑，优化场景加载条件，提升数据解析的健壮性

src/pages/scene-editor.vue

@@ -26,11 +26,33 @@ const props = defineProps<Props>();
 const { t } = useI18n();
 const { isConverting, convertSmapToScene, exportSceneToSmap, convertSceneToIray } = useMapConversion();
 
+const normalizeSceneJson = (raw: unknown): unknown => {
+  if (raw == null) return raw;
+
+  let result: unknown = raw;
+  const maxDepth = 2;
+  let depth = 0;
+
+  while (typeof result === 'string' && depth < maxDepth) {
+    const trimmed = (result as string).trim();
+    if (!trimmed) break;
+    try {
+      result = JSON.parse(trimmed);
+    } catch (error) {
+      console.warn('解析场景 JSON 失败:', error);
+      break;
+    }
+    depth += 1;
+  }
+
+  return result;
+};
+
 //#region 接口
 const readScene = async () => {
   const res = await getSceneById(props.id);
   title.value = res?.label ?? '';
-  let sceneJson = res?.json;
+  const sceneJson = normalizeSceneJson(res?.json);
 
   requireImportTransform.value = false;
   // 适配不同的场景数据格式
@@ -49,7 +71,7 @@ const readScene = async () => {
       previousFloorIndex.value = 0;
       editor.value?.load('{}', editable.value, undefined, requireImportTransform.value);
     }
-  } else if (sceneJson && Object.keys(sceneJson).length > 0) {
+  } else if (sceneJson && typeof sceneJson === 'object' && Object.keys(sceneJson).length > 0) {
     // 单楼层，统一为多楼层数组格式
     floorScenes.value = [sceneJson];
     currentFloorIndex.value = 0;
@@ -69,6 +91,12 @@ type SaveScenePayload = {
   png?: string;
 };
 
+type FloorViewState = {
+  scale: number;
+  x: number;
+  y: number;
+};
+
 const saveScene = async (payload?: SaveScenePayload) => {
   const currentJson = payload?.json ?? editor.value?.save();
   if (currentJson) {
@@ -422,12 +450,7 @@ const handleFloorChange = async (value: any) => {
     // 加载新楼层
     currentFloorIndex.value = newFloorIndex;
     previousFloorIndex.value = newFloorIndex;
-    await editor.value.load(
-      floorScenes.value[newFloorIndex],
-      editable.value,
-      undefined,
-      requireImportTransform.value,
-    );
+    await editor.value.load(floorScenes.value[newFloorIndex], editable.value, undefined, requireImportTransform.value);
   } else {
     currentFloorIndex.value = newFloorIndex;
     previousFloorIndex.value = newFloorIndex;