Proposed rework of conformances

stapi-fastapi/CHANGELOG.md

@@ -22,6 +22,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 - stapi-fastapi is now using stapi-pydantic models, deduplicating code
 - Product in stapi-fastapi is now subclass of Product from stapi-pydantic
 - How conformances work ([#90](https://github.com/stapi-spec/pystapi/pull/90))
+- Async behaviors align with spec changes ([#90](https://github.com/stapi-spec/pystapi/pull/90))
 
 ## [0.6.0] - 2025-02-11
 

stapi-fastapi/src/stapi_fastapi/routers/product_router.py

@@ -33,6 +33,7 @@
     Product as ProductPydantic,
 )
 
+from stapi_fastapi.conformance import PRODUCT as PRODUCT_CONFORMACES
 from stapi_fastapi.constants import TYPE_JSON
 from stapi_fastapi.errors import NotFoundError, QueryablesError
 from stapi_fastapi.models.product import Product
@@ -66,6 +67,23 @@ def get_prefer(prefer: str | None = Header(None)) -> str | None:
     return Prefer(prefer)
 
 
+def build_conformances(product: Product, root_router: RootRouter) -> list[str]:
+    # FIXME we can make this check more robust
+    if not any(conformance.startswith("https://geojson.org/schema/") for conformance in product.conformsTo):
+        raise ValueError("product conformance does not contain at least one geojson conformance")
+
+    conformances = set(product.conformsTo)
+
+    if product.supports_opportunity_search:
+        conformances.add(PRODUCT_CONFORMACES.opportunities)
+
+    if product.supports_async_opportunity_search and root_router.supports_async_opportunity_search:
+        conformances.add(PRODUCT_CONFORMACES.opportunities)
+        conformances.add(PRODUCT_CONFORMACES.opportunities_async)
+
+    return list(conformances)
+
+
 class ProductRouter(APIRouter):
     # FIXME ruff is complaining that the init is too complex
     def __init__(  # noqa
@@ -77,17 +95,9 @@ def __init__(  # noqa
     ) -> None:
         super().__init__(*args, **kwargs)
 
-        if root_router.supports_async_opportunity_search and not product.supports_async_opportunity_search:
-            raise ValueError(
-                f"Product '{product.id}' must support async opportunity search since the root router does",
-            )
-
-        # FIXME we can make this check more robust
-        if not any(conformance.startswith("https://geojson.org/schema/") for conformance in product.conformsTo):
-            raise ValueError("product conformance does not contain at least one geojson conformance")
-
         self.product = product
         self.root_router = root_router
+        self.conformances = build_conformances(product, root_router)
 
         self.add_api_route(
             path="",
@@ -154,7 +164,9 @@ async def _create_order(
             tags=["Products"],
         )
 
-        if product.supports_opportunity_search or root_router.supports_async_opportunity_search:
+        if product.supports_opportunity_search or (
+            self.product.supports_async_opportunity_search and self.root_router.supports_async_opportunity_search
+        ):
             self.add_api_route(
                 path="/opportunities",
                 endpoint=self.search_opportunities,
@@ -176,7 +188,7 @@ async def _create_order(
                 tags=["Products"],
             )
 
-        if root_router.supports_async_opportunity_search:
+        if product.supports_async_opportunity_search and root_router.supports_async_opportunity_search:
             self.add_api_route(
                 path="/opportunities/{opportunity_collection_id}",
                 endpoint=self.get_opportunity_collection,
@@ -237,7 +249,9 @@ def get_product(self, request: Request) -> ProductPydantic:
             ),
         ]
 
-        if self.product.supports_opportunity_search or self.root_router.supports_async_opportunity_search:
+        if self.product.supports_opportunity_search or (
+            self.product.supports_async_opportunity_search and self.root_router.supports_async_opportunity_search
+        ):
             links.append(
                 Link(
                     href=str(
@@ -263,9 +277,9 @@ async def search_opportunities(
         Explore the opportunities available for a particular set of queryables
         """
         # sync
-        if not self.root_router.supports_async_opportunity_search or (
-            prefer is Prefer.wait and self.product.supports_opportunity_search
-        ):
+        if not (
+            self.root_router.supports_async_opportunity_search and self.product.supports_async_opportunity_search
+        ) or (prefer is Prefer.wait and self.product.supports_opportunity_search):
             return await self.search_opportunities_sync(
                 search,
                 request,
@@ -362,7 +376,7 @@ def get_product_conformance(self) -> Conformance:
         """
         Return conformance urls of a specific product
         """
-        return Conformance.model_validate({"conforms_to": self.product.conformsTo})
+        return Conformance.model_validate({"conforms_to": self.conformances})
 
     def get_product_queryables(self) -> JsonSchemaModel:
         """

stapi-fastapi/src/stapi_fastapi/routers/root_router.py

@@ -54,7 +54,7 @@ def __init__(
         self,
         get_orders: GetOrders,
         get_order: GetOrder,
-        get_order_statuses: GetOrderStatuses,  # type: ignore
+        get_order_statuses: GetOrderStatuses | None = None,  # type: ignore
         get_opportunity_search_records: GetOpportunitySearchRecords | None = None,
         get_opportunity_search_record: GetOpportunitySearchRecord | None = None,
         get_opportunity_search_record_statuses: GetOpportunitySearchRecordStatuses | None = None,
@@ -67,18 +67,14 @@ def __init__(
     ) -> None:
         super().__init__(*args, **kwargs)
 
-        api_conformances = API_CONFORMANCE.all()
-        for conformance in conformances:
-            if conformance not in api_conformances:
-                raise ValueError(f"{conformance} is not a valid API conformance")
+        _conformances = set(conformances)
 
         self._get_orders = get_orders
         self._get_order = get_order
-        self._get_order_statuses = get_order_statuses
+        self.__get_order_statuses = get_order_statuses
         self.__get_opportunity_search_records = get_opportunity_search_records
         self.__get_opportunity_search_record = get_opportunity_search_record
         self.__get_opportunity_search_record_statuses = get_opportunity_search_record_statuses
-        self.conformances = conformances
         self.name = name
         self.openapi_endpoint_name = openapi_endpoint_name
         self.docs_endpoint_name = docs_endpoint_name
@@ -132,15 +128,18 @@ def __init__(
             tags=["Orders"],
         )
 
-        self.add_api_route(
-            "/orders/{order_id}/statuses",
-            self.get_order_statuses,
-            methods=["GET"],
-            name=f"{self.name}:{LIST_ORDER_STATUSES}",
-            tags=["Orders"],
-        )
+        if self.get_order_statuses is not None:
+            _conformances.add(API_CONFORMANCE.order_statuses)
+            self.add_api_route(
+                "/orders/{order_id}/statuses",
+                self.get_order_statuses,
+                methods=["GET"],
+                name=f"{self.name}:{LIST_ORDER_STATUSES}",
+                tags=["Orders"],
+            )
 
-        if API_CONFORMANCE.searches_opportunity in conformances:
+        if self.supports_async_opportunity_search:
+            _conformances.add(API_CONFORMANCE.searches_opportunity)
             self.add_api_route(
                 "/searches/opportunities",
                 self.get_opportunity_search_records,
@@ -159,7 +158,8 @@ def __init__(
                 tags=["Opportunities"],
             )
 
-        if API_CONFORMANCE.searches_opportunity_statuses in conformances:
+        if self.__get_opportunity_search_record_statuses is not None:
+            _conformances.add(API_CONFORMANCE.searches_opportunity_statuses)
             self.add_api_route(
                 "/searches/opportunities/{search_record_id}/statuses",
                 self.get_opportunity_search_record_statuses,
@@ -169,6 +169,8 @@ def __init__(
                 tags=["Opportunities"],
             )
 
+        self.conformances = list(_conformances)
+
     def get_root(self, request: Request) -> RootResponse:
         links = [
             Link(
@@ -466,6 +468,12 @@ def opportunity_search_record_self_link(
             type=TYPE_JSON,
         )
 
+    @property
+    def _get_order_statuses(self) -> GetOrderStatuses:  # type: ignore
+        if not self.__get_order_statuses:
+            raise AttributeError("Root router does not support order status history")
+        return self.__get_order_statuses
+
     @property
     def _get_opportunity_search_records(self) -> GetOpportunitySearchRecords:
         if not self.__get_opportunity_search_records:
@@ -481,13 +489,9 @@ def _get_opportunity_search_record(self) -> GetOpportunitySearchRecord:
     @property
     def _get_opportunity_search_record_statuses(self) -> GetOpportunitySearchRecordStatuses:
         if not self.__get_opportunity_search_record_statuses:
-            raise AttributeError("Root router does not support async opportunity search")
+            raise AttributeError("Root router does not support async opportunity search status history")
         return self.__get_opportunity_search_record_statuses
 
     @property
     def supports_async_opportunity_search(self) -> bool:
-        return (
-            API_CONFORMANCE.searches_opportunity in self.conformances
-            and self._get_opportunity_search_records is not None
-            and self._get_opportunity_search_record is not None
-        )
+        return self.__get_opportunity_search_records is not None and self.__get_opportunity_search_record is not None

stapi-fastapi/tests/test_conformance.py

@@ -11,7 +11,7 @@ def test_conformance(stapi_client: TestClient) -> None:
 
     body = res.json()
 
-    assert body["conformsTo"] == [API.core]
+    assert body["conformsTo"] == [API.core, API.order_statuses]
 
 
 def test_all() -> None:

stapi-fastapi/tests/test_root.py

@@ -11,7 +11,7 @@ def test_root(stapi_client: TestClient, assert_link) -> None:
 
     body = res.json()
 
-    assert body["conformsTo"] == [API.core]
+    assert body["conformsTo"] == [API.core, API.order_statuses]
 
     assert_link("GET /", body, "self", "/")
     assert_link("GET /", body, "service-description", "/openapi.json")