[feat] Allow definition of keys in metadata section (#629)

fixbackend/inventory/inventory_client.py

@@ -245,7 +245,7 @@ def search_history(
         if after:
             params["after"] = utc_str(after)
         if change:
-            params["change"] = ",".join(c.value for c in change)
+            params["change"] = ",".join(change)
         return self._stream(
             "POST",
             f"/graph/{graph}/search/history/list",
@@ -468,7 +468,7 @@ async def model(
         # format options
         with_properties: bool = True,
         with_relatives: bool = True,
-        with_metadata: bool = True,
+        with_metadata: Union[bool, List[str]] = True,
         graph: str = DefaultGraph,
     ) -> List[Json]:
         log.info(f"Get model with flat={flat}, with_bases={with_bases}, with_property_kinds={with_property_kinds}")
@@ -482,7 +482,7 @@ async def model(
             "aggregate_roots_only": json.dumps(aggregate_roots_only),
             "with_properties": json.dumps(with_properties),
             "with_relatives": json.dumps(with_relatives),
-            "with_metadata": json.dumps(with_metadata),
+            "with_metadata": ",".join(with_metadata) if isinstance(with_metadata, list) else json.dumps(with_metadata),
         }
         response = await self._request(
             "GET",

fixbackend/inventory/inventory_router.py

@@ -13,7 +13,7 @@
 #  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 import logging
 from datetime import datetime, timedelta
-from typing import Annotated, List, Literal, Optional, AsyncIterator, Dict
+from typing import Annotated, List, Literal, Optional, AsyncIterator, Dict, Union
 
 from fastapi import APIRouter, Body, Depends, Form, Path, Query, Request
 from fastapi.responses import JSONResponse, Response
@@ -174,7 +174,7 @@ async def model(
         aggregate_roots_only: bool = Query(default=True, description="Include only aggregate roots."),
         with_properties: bool = Query(default=True, description="Include properties."),
         with_relatives: bool = Query(default=True, description="Include property kinds."),
-        with_metadata: bool = Query(default=True, description="Include property kinds."),
+        with_metadata: Union[bool, List[str]] = Query(default=True, description="Include property kinds."),
         flat: bool = Query(default=True, description="Return a flat list of kinds."),
     ) -> List[Json]:
         return await inventory().client.model(