Harden raster detection manifest handoff

frontend/src/hooks/useDatasetWorkflow.ts

@@ -4,6 +4,7 @@ import type {
   AreaRead,
   DatasetCreateResponse,
   JobRead,
+  RasterTileHandoff,
   RasterMetadataResponse,
   RasterPreviewResponse,
   RasterStatsResponse,
@@ -28,12 +29,39 @@ function toRasterMetadata(metadata: Record<string, unknown> | null | undefined):
 }
 
 function extractRasterTileManifestPath(job: JobRead | null | undefined): string {
+  const manifest = toRasterTileHandoff(job)
+  return manifest?.manifest_path ?? ''
+}
+
+function optionalString(value: unknown): string | null {
+  return typeof value === 'string' && value.trim().length > 0 ? value : null
+}
+
+function optionalNumber(value: unknown): number | null {
+  return typeof value === 'number' && Number.isFinite(value) ? value : null
+}
+
+function toRasterTileHandoff(job: JobRead | null | undefined): RasterTileHandoff | null {
   const result = job?.result_json
   if (!result) {
-    return ''
+    return null
   }
   const manifestPath = result.manifest_path
-  return typeof manifestPath === 'string' ? manifestPath : ''
+  if (typeof manifestPath !== 'string' || manifestPath.trim().length === 0) {
+    return null
+  }
+  const manifest = typeof result.manifest === 'object' && result.manifest !== null
+    ? result.manifest as Record<string, unknown>
+    : {}
+  return {
+    manifest_path: manifestPath,
+    tile_set_id: optionalString(result.tile_set_id) ?? optionalString(manifest.tile_set_id),
+    tile_size: optionalNumber(result.tile_size) ?? optionalNumber(manifest.tile_size),
+    overlap: optionalNumber(result.overlap) ?? optionalNumber(manifest.overlap),
+    count: optionalNumber(result.count) ?? optionalNumber(manifest.count),
+    source_dataset_id: optionalString(result.source_dataset_id) ?? optionalString(manifest.source_dataset_id),
+    created_at: optionalString(manifest.created_at),
+  }
 }
 
 export function useDatasetWorkflow({
@@ -53,6 +81,7 @@ export function useDatasetWorkflow({
   const [jobs, setJobs] = useState<JobRead[]>([])
   const [rasterPreview, setRasterPreview] = useState<RasterPreviewResponse | null>(null)
   const [latestRasterTileManifestPath, setLatestRasterTileManifestPath] = useState('')
+  const [latestRasterTileManifest, setLatestRasterTileManifest] = useState<RasterTileHandoff | null>(null)
   const [selectedIntersectTargetId, setSelectedIntersectTargetId] = useState('')
   const [selectedClipAreaId, setSelectedClipAreaId] = useState('')
   const [rasterTileSize, setRasterTileSize] = useState(512)
@@ -113,7 +142,10 @@ export function useDatasetWorkflow({
     const latestRasterTileJob = response.items.find(
       (job) => job.job_type === 'raster.tile' && extractRasterTileManifestPath(job),
     )
-    setLatestRasterTileManifestPath(extractRasterTileManifestPath(latestRasterTileJob))
+    const manifest = toRasterTileHandoff(latestRasterTileJob)
+    const manifestPath = manifest ? manifest.manifest_path : ''
+    setLatestRasterTileManifest(manifest)
+    setLatestRasterTileManifestPath(manifestPath)
   }
 
   const loadDatasetDetails = async (projectId: string, dataset: DatasetCreateResponse) => {
@@ -126,6 +158,7 @@ export function useDatasetWorkflow({
     setDatasetContent(null)
     setRasterPreview(null)
     setLatestRasterTileManifestPath('')
+    setLatestRasterTileManifest(null)
     setSelectedDatasetId(dataset.id)
     setJobs([])
     try {
@@ -372,10 +405,13 @@ export function useDatasetWorkflow({
         overlap: rasterTileOverlap,
         output_name: rasterTileOutputName || undefined,
       })
-      const manifestPath = extractRasterTileManifestPath(job)
+      const manifest = toRasterTileHandoff(job)
+      const manifestPath = manifest?.manifest_path ?? ''
+      setLatestRasterTileManifest(manifest)
       setLatestRasterTileManifestPath(manifestPath)
       await refreshSelectedDatasetAfterJob()
       if (manifestPath) {
+        setLatestRasterTileManifest(manifest)
         setLatestRasterTileManifestPath(manifestPath)
       }
       setDatasetDetailError(null)
@@ -465,6 +501,7 @@ export function useDatasetWorkflow({
     setDatasetContent(null)
     setRasterPreview(null)
     setLatestRasterTileManifestPath('')
+    setLatestRasterTileManifest(null)
     setJobs([])
   }
 
@@ -478,6 +515,7 @@ export function useDatasetWorkflow({
     jobs,
     rasterPreview,
     latestRasterTileManifestPath,
+    latestRasterTileManifest,
     selectedIntersectTargetId,
     selectedClipAreaId,
     rasterTileSize,