refactor: own application request operations and surface caches

src/standalone/application.js

@@ -25,19 +25,23 @@ export function createStandaloneApplication({
   let placeSearch;
   let catalog;
   return createApplication({
-    createScene: (context) => {
-      catalog = createStandaloneCatalog({ signal: context.signal });
+    createScene: async (context) => {
       placeSearch = createStandalonePlaceSearch({
         ...geospatial,
         resolveApiKey: () => googleApiKey,
         signal: context.signal,
       });
-      return createStandaloneScene({
+      const scene = await createStandaloneScene({
         ...context,
         googleApiKey,
         cesiumToken,
         loaderStatus,
       });
+      catalog = createStandaloneCatalog({
+        signal: context.signal,
+        surface: scene.operations.surface,
+      });
+      return scene;
     },
     createControls: (context) =>
       createStandaloneControls({

src/standalone/catalog.js

@@ -1,3 +1,5 @@
+import { createSurfaceServices } from '../app/surfaceServices.js';
+import { createApplicationRequestServices } from '../services/requests.js';
 import { createApplicationCatalog } from '../app/constructCatalog.js';
 import { createStandaloneLayerSources } from './layerSources.js';
 export { createStandaloneReferenceSources } from './layerSources.js';
@@ -5,8 +7,13 @@ export { createStandaloneReferenceSources } from './layerSources.js';
 /** Create fresh layer instances using the existing standalone source choices. */
 export function createStandaloneCatalog({
   signal = new AbortController().signal,
+  surface = createSurfaceServices({
+    terrainSource: createApplicationRequestServices().terrain,
+    signal,
+  }),
 } = {}) {
   return createApplicationCatalog({
+    surface,
     sources: createStandaloneLayerSources(),
     signal,
     vesselOptions: {

src/standalone/scene.js

@@ -1 +1,9 @@
-export { createApplicationScene as createStandaloneScene } from '../app/scene.js';
+import { createApplicationScene } from '../app/scene.js';
+import { createApplicationRequestServices } from '../services/requests.js';
+/** Supply standalone request services when directly constructing a scene. */
+export function createStandaloneScene(options) {
+  return createApplicationScene({
+    requestServices: createApplicationRequestServices(),
+    ...options,
+  });
+}