Add governed SPW bathymetry analysis

backend/app/services/coverage_registry_service.py

@@ -233,11 +233,11 @@ SOURCE_DEFINITIONS = (
         attribution="Service public de Wallonie",
         license_note="Consult the license of each Geoportail Wallonie product.",
         limitation_message=(
-            "Bounded PICC buildings, road axes and hydrography are operational; "
+            "Bounded PICC buildings, road axes, hydrography and operator-imported SPW bathymetry are operational; "
             "other Walloon themes remain unavailable until separately governed."
         ),
-        materialized_source_names=("spw_picc",),
-        operational_themes=("buildings", "roads", "surface_water"),
+        materialized_source_names=("spw_picc", "spw_bathymetry"),
+        operational_themes=("buildings", "roads", "surface_water", "bathymetry"),
     ),
     _contract(
         source_name="urbis",
@@ -348,15 +348,16 @@ FLANDERS_THEME_DATASETS: dict[str, dict[str, tuple[str, ...]]] = {
     "flood_climate": {"vmm_flood_hazard": ()},
 }
 
-REGIONAL_THEME_DATASETS: dict[str, dict[str, tuple[str, ...]]] = {
+REGIONAL_THEME_DATASETS: dict[str, dict[str, dict[str, tuple[str, ...]]]] = {
     "spw_geoportail": {
-        "buildings": ("buildings",),
-        "roads": ("roads",),
-        "surface_water": ("water",),
+        "buildings": {"spw_picc": ("buildings",)},
+        "roads": {"spw_picc": ("roads",)},
+        "surface_water": {"spw_picc": ("water",)},
+        "bathymetry": {"spw_bathymetry": ()},
     },
     "urbis": {
-        "buildings": ("buildings",),
-        "parcels": ("parcels",),
+        "buildings": {"urbis": ("buildings",)},
+        "parcels": {"urbis": ("parcels",)},
     },
 }
 
@@ -437,10 +438,10 @@ class CoverageRegistryService:
                     continue
                 layer_names = theme_sources[dataset.source_name]
             elif definition.contract.source_name in REGIONAL_THEME_DATASETS:
-                theme_layers = REGIONAL_THEME_DATASETS[definition.contract.source_name].get(theme)
-                if theme_layers is None:
+                theme_sources = REGIONAL_THEME_DATASETS[definition.contract.source_name].get(theme, {})
+                if dataset.source_name not in theme_sources:
                     continue
-                layer_names = theme_layers
+                layer_names = theme_sources[dataset.source_name]
             metadata = dataset.source_metadata if isinstance(dataset.source_metadata, dict) else {}
             coverage_zones = metadata.get("coverage_zones") or metadata.get("coverage_zone") or []
             if isinstance(coverage_zones, str):