Add governed DHMV terrain analysis

frontend/src/lib/datasetDisplay.ts

@@ -9,6 +9,7 @@ const DATASET_LABEL_BY_LAYER: Record<string, string> = {
   forest: 'Bos en groen',
   nature_value: 'Natuurwaarde',
   agriculture: 'Landbouwgebruikspercelen',
+  elevation: 'Hoogte en reliëf',
   building_registry: 'Gebouwenregister',
   regional_boundary: 'Grens vervoerregio Kempen',
   municipality_boundaries: 'Gemeentegrenzen Kempen',
@@ -19,6 +20,7 @@ const DATASET_SOURCE_LABELS: Record<string, string> = {
   agentschap_landbouw_zeevisserij_agricultural_parcels: 'Agentschap Landbouw en Zeevisserij',
   digitaal_vlaanderen_orthophoto: 'Digitaal Vlaanderen',
   digitaal_vlaanderen_buildings_addresses_register: 'Digitaal Vlaanderen',
+  digitaal_vlaanderen_dhmv: 'Digitaal Vlaanderen',
   grb: 'GRB',
   historical_landuse: 'Digitaal Vlaanderen',
   inbo_bwk_natura2000: 'INBO',
@@ -33,6 +35,10 @@ export function getDatasetSourceDisplayName(dataset: DatasetCreateResponse): str
 }
 
 export function getDatasetDisplayName(dataset: DatasetCreateResponse): string {
+  if (dataset.source_name === 'digitaal_vlaanderen_dhmv') {
+    const productName = dataset.source_metadata?.['product_display_name']
+    return typeof productName === 'string' && productName.trim() ? productName : 'DHMV II hoogtemodel'
+  }
   const layer = (dataset.reference_layer_name ?? dataset.source_metadata?.layer_name ?? dataset.source_metadata?.layer_type ?? '')
     .toString()
     .toLowerCase()

frontend/src/lib/terrainImage.ts

@@ -0,0 +1,3 @@
+export function terrainImageUrl(projectId: string, datasetId: string): string {
+  return `/api/v1/projects/${projectId}/datasets/${datasetId}/raster/terrain/image`
+}

frontend/src/lib/terrainSelection.ts

@@ -0,0 +1,23 @@
+import type { TerrainSelectionResponse, VectorSelectionResponse } from '../types'
+
+export function terrainSelectionToMapSelection(result: TerrainSelectionResponse): VectorSelectionResponse {
+  return {
+    selection_bbox: result.selection_bbox,
+    selection_area_id: result.selection_area_id,
+    feature_count: 0,
+    total_feature_count: 0,
+    limit: 0,
+    truncated: false,
+    geojson: { type: 'FeatureCollection', features: [] },
+    summary: {
+      ...result.summary,
+      feature_count: result.sample_count,
+      is_estimate: false,
+      warning: result.limitation_message,
+      metrics: result.summary.metrics.map((metric) => ({
+        ...metric,
+        is_estimate: false,
+      })),
+    },
+  }
+}