feat: complete governed Walloon coverage sources

backend/app/services/official_vector_acquisition_service.py

@@ -460,6 +460,75 @@ class OfficialVectorAcquisitionService:
                 identity_field="GEOREF_ID",
                 requires_coverage_area=True,
             ),
+            OfficialVectorProduct(
+                key="spw_flood_hazard_2021",
+                display_name="Waalse overstromingsgevaarkaart 2021",
+                theme="flood_hazard",
+                provider="Service public de Wallonie",
+                source_name="spw_flood_hazard",
+                reference_layer_name="flood_hazard",
+                service_type="ArcGIS REST",
+                collection="2",
+                source_crs="EPSG:31370",
+                source_version="2021-03-04",
+                observation_label="Juridisch geldende toestand 2021",
+                authority_level="authoritative",
+                catalog_url=(
+                    "https://geoportail.wallonie.be/catalogue/"
+                    "14084108-2c7b-4091-b62d-ff0fc235213a.html"
+                ),
+                attribution="Service public de Wallonie (SPW) - Cartographie de l'alea d'inondation",
+                license_note="CC BY 4.0; cite SPW and identify modifications.",
+                limitation_message=(
+                    "Juridische gevarenkaart voor overstroming door waterloopoverloop en afstroming. "
+                    "Dit is geen actuele overstroming, gemeten waterdiepte, voorspelling of bathymetrie."
+                ),
+                source="SPW flood-hazard ArcGIS REST",
+                observed_at=datetime(2021, 3, 4, tzinfo=UTC),
+                valid_from=datetime(2021, 3, 4, tzinfo=UTC),
+                valid_to=None,
+                primary_metric={
+                    "metric_key": "flood_hazard_area",
+                    "method": "intersection_area",
+                    "label": "Oppervlakte met overstromingsgevaar",
+                    "unit": "ha",
+                    "geometry_dimension": 2,
+                    "is_estimate": False,
+                },
+                selection_metrics=(
+                    {
+                        "metric_key": "flood_hazard_high_area",
+                        "method": "intersection_area",
+                        "label": "Hoog overstromingsgevaar",
+                        "unit": "ha",
+                        "geometry_dimension": 2,
+                        "filter_property": "CLASSEMENT",
+                        "filter_values": [130, 230, 330, "130", "230", "330"],
+                    },
+                    {
+                        "metric_key": "flood_hazard_medium_area",
+                        "method": "intersection_area",
+                        "label": "Middelgroot overstromingsgevaar",
+                        "unit": "ha",
+                        "geometry_dimension": 2,
+                        "filter_property": "CLASSEMENT",
+                        "filter_values": [120, 220, 320, "120", "220", "320"],
+                    },
+                    {
+                        "metric_key": "flood_hazard_low_area",
+                        "method": "intersection_area",
+                        "label": "Laag overstromingsgevaar",
+                        "unit": "ha",
+                        "geometry_dimension": 2,
+                        "filter_property": "CLASSEMENT",
+                        "filter_values": [110, 210, 310, "110", "210", "310"],
+                    },
+                ),
+                coverage_zones=("wallonia",),
+                endpoint_kind="spw_flood_arcgis",
+                identity_field="LOCALID",
+                requires_coverage_area=True,
+            ),
             OfficialVectorProduct(
                 key="urbis_buildings",
                 display_name="UrbIS buildings",
@@ -869,6 +938,12 @@ class OfficialVectorAcquisitionService:
                 message="Bounded SPW PICC acquisition is disabled",
                 status_code=503,
             )
+        if product.endpoint_kind == "spw_flood_arcgis" and not settings.spw_flood_hazard_enabled:
+            raise AppError(
+                code="SPW_FLOOD_HAZARD_NOT_CONFIGURED",
+                message="Bounded SPW flood-hazard acquisition is disabled",
+                status_code=503,
+            )
         if product.endpoint_kind == "urbis_wfs" and not settings.urbis_enabled:
             raise AppError(
                 code="URBIS_NOT_CONFIGURED",
@@ -1132,7 +1207,11 @@ class OfficialVectorAcquisitionService:
                 "f": "geojson",
             }
         )
-        base = settings.spw_picc_mapserver_url.rstrip("/")
+        base = (
+            settings.spw_flood_hazard_mapserver_url
+            if product.endpoint_kind == "spw_flood_arcgis"
+            else settings.spw_picc_mapserver_url
+        ).rstrip("/")
         return f"{base}/{product.collection}/query?{query}"
 
     @staticmethod
@@ -1178,7 +1257,7 @@ class OfficialVectorAcquisitionService:
                 tuple(scope_metric.bounds),
                 start_index,
             )
-        if product.endpoint_kind == "spw_arcgis":
+        if product.endpoint_kind in {"spw_arcgis", "spw_flood_arcgis"}:
             return OfficialVectorAcquisitionService._spw_url(
                 settings,
                 product,
@@ -1209,6 +1288,7 @@ class OfficialVectorAcquisitionService:
             "bwk_wfs": settings.bwk_wfs_url,
             "dov_wfs": settings.dov_soil_wfs_url,
             "spw_arcgis": settings.spw_picc_mapserver_url,
+            "spw_flood_arcgis": settings.spw_flood_hazard_mapserver_url,
             "urbis_wfs": settings.urbis_wfs_url,
         }.get(product.endpoint_kind)
         if configured_url is None:
@@ -1220,7 +1300,7 @@ class OfficialVectorAcquisitionService:
         base = urlparse(configured_url)
         expected_path = (
             f"{base.path.rstrip('/')}/{product.collection}/query"
-            if product.endpoint_kind == "spw_arcgis"
+            if product.endpoint_kind in {"spw_arcgis", "spw_flood_arcgis"}
             else base.path
         )
         if (
@@ -1361,7 +1441,7 @@ class OfficialVectorAcquisitionService:
         scope_metric: Any,
         coverage_scope: str,
     ) -> dict[str, Any] | None:
-        if product.endpoint_kind in {"spw_arcgis", "urbis_wfs"}:
+        if product.endpoint_kind in {"spw_arcgis", "spw_flood_arcgis", "urbis_wfs"}:
             return OfficialVectorAcquisitionService._normalize_regional_feature(
                 product,
                 feature,
@@ -1601,7 +1681,7 @@ class OfficialVectorAcquisitionService:
                 )
             start_index += returned_count
             arcgis_has_more = payload.get("exceededTransferLimit") is True
-            if product.endpoint_kind == "spw_arcgis":
+            if product.endpoint_kind in {"spw_arcgis", "spw_flood_arcgis"}:
                 if arcgis_has_more and returned_count == 0:
                     raise AppError(
                         code="OFFICIAL_VECTOR_PROVIDER_INCOMPLETE_RESPONSE",