Add governed SPW bathymetry analysis

frontend/src/lib/bathymetryRaster.test.ts

@@ -0,0 +1,52 @@
+import { describe, expect, it } from 'vitest'
+import {
+  bathymetryRasterImageUrl,
+  bathymetryRasterSelectionToMapSelection,
+} from './bathymetryRaster'
+
+describe('bathymetry raster mapping', () => {
+  it('uses the governed image endpoint', () => {
+    expect(bathymetryRasterImageUrl('project-1', 'dataset-1')).toBe(
+      '/api/v1/projects/project-1/datasets/dataset-1/raster/bathymetry/image',
+    )
+  })
+
+  it('maps persisted bed-elevation metrics without turning them into object counts', () => {
+    const mapped = bathymetryRasterSelectionToMapSelection({
+      dataset_id: 'dataset-1',
+      product_key: 'spw_bathymetry_50cm_mdng',
+      selection_bbox: { min_x: 4.85, min_y: 50.45, max_x: 4.87, max_y: 50.47, crs: 'EPSG:4326' },
+      selected_cell_count: 100,
+      valid_cell_count: 25,
+      coverage_ratio: 0.25,
+      resolution_m: 0.5,
+      vertical_reference: 'mDNG',
+      survey_period: '2019-2022',
+      summary: {
+        metric_label: 'Gemiddelde waterbodemhoogte',
+        metric_value: 74.5,
+        metric_unit: 'm mDNG',
+        aggregation_method: 'mean_valid_source_cells',
+        primary_metric_key: 'bed_elevation_mean_m',
+        metrics: [{
+          metric_key: 'bed_elevation_mean_m',
+          metric_label: 'Gemiddelde waterbodemhoogte',
+          metric_value: 74.5,
+          metric_unit: 'm mDNG',
+          aggregation_method: 'mean_valid_source_cells',
+          is_estimate: false,
+        }],
+      },
+      unsupported_metrics: ['current_water_depth_m', 'water_volume_m3'],
+      limitation_message: 'Geen gelijktijdig waterpeil.',
+      generated_at: '2026-07-19T00:00:00Z',
+    })
+
+    expect(mapped.feature_count).toBe(25)
+    expect(mapped.geojson.features).toEqual([])
+    expect(mapped.summary?.primary_metric_key).toBe('bed_elevation_mean_m')
+    expect(mapped.summary?.metric_unit).toBe('m mDNG')
+    expect(mapped.summary?.is_estimate).toBe(false)
+    expect(mapped.summary?.warning).toContain('waterpeil')
+  })
+})

frontend/src/lib/bathymetryRaster.ts

@@ -0,0 +1,29 @@
+import type { BathymetryRasterSelectionResponse, VectorSelectionResponse } from '../types'
+
+export function bathymetryRasterImageUrl(projectId: string, datasetId: string): string {
+  return `/api/v1/projects/${projectId}/datasets/${datasetId}/raster/bathymetry/image`
+}
+
+export function bathymetryRasterSelectionToMapSelection(
+  result: BathymetryRasterSelectionResponse,
+): VectorSelectionResponse {
+  return {
+    selection_bbox: result.selection_bbox,
+    selection_area_id: result.selection_area_id,
+    feature_count: result.valid_cell_count,
+    total_feature_count: result.valid_cell_count,
+    limit: 0,
+    truncated: false,
+    geojson: { type: 'FeatureCollection', features: [] },
+    summary: {
+      ...result.summary,
+      feature_count: result.valid_cell_count,
+      is_estimate: false,
+      warning: result.limitation_message,
+      metrics: result.summary.metrics.map((metric) => ({
+        ...metric,
+        is_estimate: false,
+      })),
+    },
+  }
+}

frontend/src/lib/datasetCapabilities.ts

@@ -4,6 +4,7 @@ const NON_IMAGERY_RASTER_SOURCES = new Set([
   'department_omgeving_thematic_raster',
   'digitaal_vlaanderen_dhmv',
   'vmm_flood_hazard',
+  'spw_bathymetry',
 ])
 
 export function isDetectionImageryDataset(dataset: DatasetCreateResponse): boolean {

frontend/src/lib/datasetDisplay.ts

@@ -36,6 +36,7 @@ const DATASET_SOURCE_LABELS: Record<string, string> = {
   waterinfo: 'Waterinfo Vlaanderen',
   vmm_flood_hazard: 'Vlaamse Milieumaatschappij',
   vmm_vha_bathymetry_profiles: 'VMM / Vlaamse Hydrografische Atlas',
+  spw_bathymetry: 'Service public de Wallonie',
   department_omgeving_thematic_raster: 'Departement Omgeving',
   dov_soil_map: 'Databank Ondergrond Vlaanderen',
 }
@@ -57,6 +58,9 @@ export function getDatasetDisplayName(dataset: DatasetCreateResponse): string {
   if (dataset.source_name === 'vmm_vha_bathymetry_profiles') {
     return 'VHA-dwarsprofielen waterbodem'
   }
+  if (dataset.source_name === 'spw_bathymetry') {
+    return 'SPW waterbodemhoogte 0,5 m'
+  }
   if (dataset.source_name === 'department_omgeving_thematic_raster') {
     const productName = dataset.source_metadata?.['product_display_name']
     return typeof productName === 'string' && productName.trim() ? productName : 'Officieel Vlaams themaraster'

frontend/src/lib/sourcePortfolio.ts

@@ -414,11 +414,11 @@ export const OFFICIAL_SOURCE_PORTFOLIO: OfficialSourceDefinition[] = [
     name: 'Waalse vaarweg- en stuwmeerbathymetrie',
     owner: 'Service public de Wallonie',
     coverage: 'Gemeten Waalse vaarwegen en stuwmeren, 0,5 m in mDNG',
-    value: 'Hoogwaardige bodemrasters voor federale uitbreiding buiten Vlaanderen.',
-    metricExamples: 'bodemhoogte, diepteprofiel en vergelijkbare meetcampagnes',
-    priority: 'planned',
-    url: 'https://geoportail.wallonie.be/catalogue/c450c28f-d357-48af-8423-62d524632cf9.html',
-    matches: (dataset) => sourceNameIs(dataset, 'spw_walloon_waterway_bathymetry'),
+    value: 'Officiële waterbodemhoogtes voor begrensde analyse buiten Vlaanderen.',
+    metricExamples: 'bodemhoogte, gemeten oppervlakte en brondekking',
+    priority: 'next',
+    url: 'https://geoportail.wallonie.be/catalogue/0a544b42-0b30-4c8e-85e7-38149b99eae0.html',
+    matches: (dataset) => sourceNameIs(dataset, 'spw_bathymetry'),
   },
 ]