feat: wire guide data source and POI focus UI

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/repositories/GuideModelRepository.ts

@@ -0,0 +1,64 @@
+import type {
+  GuideModelFloorAsset,
+  GuideModelRenderPackage,
+  GuideModelSource,
+  GuideRenderPoi
+} from '@/domain/guideModel'
+import {
+  formatNavFloorLabel
+} from '@/data/adapters/navAssetsAdapter'
+import {
+  defaultStaticNavAssetsProvider,
+  type StaticNavAssetsProvider,
+  type StaticNavPoiPayload
+} from '@/data/providers/staticNavAssetsProvider'
+
+const toRenderPoi = (poi: StaticNavPoiPayload): GuideRenderPoi => ({
+  id: poi.id,
+  name: poi.name,
+  floorId: poi.floorId,
+  primaryCategory: poi.primaryCategory,
+  primaryCategoryZh: poi.primaryCategoryZh,
+  iconType: poi.iconType || poi.primaryCategory,
+  positionGltf: poi.positionGltf
+})
+
+export interface GuideModelRepository extends GuideModelSource {}
+
+export class StaticGuideModelRepository implements GuideModelRepository {
+  constructor(private readonly provider: StaticNavAssetsProvider = defaultStaticNavAssetsProvider) {}
+
+  async loadPackage(): Promise<GuideModelRenderPackage> {
+    const [manifest, floorIndex] = await Promise.all([
+      this.provider.loadManifest(),
+      this.provider.loadFloorIndex()
+    ])
+
+    const floors: GuideModelFloorAsset[] = [...floorIndex.floors]
+      .sort((a, b) => a.order - b.order)
+      .map((floor) => ({
+        floorId: floor.floorId,
+        label: formatNavFloorLabel(floor.floorId),
+        order: floor.order,
+        modelUrl: this.provider.assetUrl(floor.modelAsset)
+      }))
+
+    return {
+      overviewModelUrl: this.provider.assetUrl(manifest.assets.overviewModel.asset),
+      floors
+    }
+  }
+
+  async loadFloorPois(floorId: string) {
+    const floorIndex = await this.provider.loadFloorIndex()
+    const floor = floorIndex.floors.find((item) => item.floorId === floorId)
+    if (!floor) return []
+
+    const pois = await this.provider.loadFloorPois(floor.poiDataAsset)
+    return pois
+      .map(toRenderPoi)
+      .filter((poi) => Array.isArray(poi.positionGltf) && poi.positionGltf.length === 3)
+  }
+}
+
+export const guideModelRepository = new StaticGuideModelRepository()