完善运行轨迹点展示与模拟数据

frontend/platform_admin/src/api/resource-detail-contract.ts

@@ -6,6 +6,7 @@
 export type ResourceCollectionContract = {
   columns: string[];
   jsonColumns?: string[];
+  rawColumns?: string[];
   relationIdentityKeys?: Record<string, string>;
 };
 
@@ -115,6 +116,7 @@ const contracts: Record<string, ResourceDetailContract> = {
           'occurred_at', 'received_at', 'longitude', 'latitude', 'accuracy',
           'speed', 'direction', 'source', 'request_no',
         ],
+        rawColumns: ['direction'],
       },
     },
   },
@@ -173,3 +175,15 @@ export function isCollectionJsonField(
       ?.jsonColumns?.includes(column),
   );
 }
+
+/** 判断集合字段是否必须保留接口原始值，避免同名全局枚举误用到其他业务语义。 */
+export function isCollectionRawField(
+  resourceName: string,
+  collectionKey: string,
+  column: string,
+) {
+  return Boolean(
+    contracts[resourceName]?.collections?.[collectionKey]
+      ?.rawColumns?.includes(column),
+  );
+}