feat(prompt): expand wildcards at runtime (#895)

py/routes/handlers/misc_handlers.py

@@ -2489,6 +2489,30 @@ class CustomWordsHandler:
             return None
 
 
+class WildcardsHandler:
+    """Handler for wildcard autocomplete search."""
+
+    def __init__(self, *, service=None) -> None:
+        if service is None:
+            from ...services.wildcard_service import get_wildcard_service
+
+            service = get_wildcard_service()
+        self._service = service
+
+    async def search_wildcards(self, request: web.Request) -> web.Response:
+        """Search managed wildcard keys for autocomplete."""
+
+        try:
+            search_term = request.query.get("search", "")
+            limit = min(int(request.query.get("limit", "20")), 100)
+            offset = max(0, int(request.query.get("offset", "0")))
+            results = self._service.search_keys(search_term, limit=limit, offset=offset)
+            return web.json_response({"success": True, "words": results})
+        except Exception as exc:
+            logger.error("Error searching wildcards: %s", exc, exc_info=True)
+            return web.json_response({"error": str(exc)}, status=500)
+
+
 class NodeRegistryHandler:
     def __init__(
         self,
@@ -2717,6 +2741,7 @@ class MiscHandlerSet:
         backup: BackupHandler,
         filesystem: FileSystemHandler,
         custom_words: CustomWordsHandler,
+        wildcards: WildcardsHandler,
         supporters: SupportersHandler,
         doctor: DoctorHandler,
         example_workflows: ExampleWorkflowsHandler,
@@ -2734,6 +2759,7 @@ class MiscHandlerSet:
         self.backup = backup
         self.filesystem = filesystem
         self.custom_words = custom_words
+        self.wildcards = wildcards
         self.supporters = supporters
         self.doctor = doctor
         self.example_workflows = example_workflows
@@ -2775,6 +2801,7 @@ class MiscHandlerSet:
             "open_settings_location": self.filesystem.open_settings_location,
             "open_backup_location": self.filesystem.open_backup_location,
             "search_custom_words": self.custom_words.search_custom_words,
+            "search_wildcards": self.wildcards.search_wildcards,
             "get_supporters": self.supporters.get_supporters,
             "get_example_workflows": self.example_workflows.get_example_workflows,
             "get_example_workflow": self.example_workflows.get_example_workflow,

py/routes/misc_route_registrar.py

@@ -30,6 +30,7 @@ MISC_ROUTE_DEFINITIONS: tuple[RouteDefinition, ...] = (
     RouteDefinition("POST", "/api/lm/settings/libraries/activate", "activate_library"),
     RouteDefinition("GET", "/api/lm/health-check", "health_check"),
     RouteDefinition("GET", "/api/lm/supporters", "get_supporters"),
+    RouteDefinition("GET", "/api/lm/wildcards/search", "search_wildcards"),
     RouteDefinition("POST", "/api/lm/open-file-location", "open_file_location"),
     RouteDefinition("POST", "/api/lm/update-usage-stats", "update_usage_stats"),
     RouteDefinition("GET", "/api/lm/get-usage-stats", "get_usage_stats"),

py/routes/misc_routes.py

@@ -35,6 +35,7 @@ from .handlers.misc_handlers import (
     SupportersHandler,
     TrainedWordsHandler,
     UsageStatsHandler,
+    WildcardsHandler,
     build_service_registry_adapter,
 )
 from .handlers.base_model_handlers import BaseModelHandlerSet
@@ -130,6 +131,7 @@ class MiscRoutes:
             metadata_provider_factory=self._metadata_provider_factory,
         )
         custom_words = CustomWordsHandler()
+        wildcards = WildcardsHandler()
         supporters = SupportersHandler()
         doctor = DoctorHandler(settings_service=self._settings)
         example_workflows = ExampleWorkflowsHandler()
@@ -148,6 +150,7 @@ class MiscRoutes:
             backup=backup,
             filesystem=filesystem,
             custom_words=custom_words,
+            wildcards=wildcards,
             supporters=supporters,
             doctor=doctor,
             example_workflows=example_workflows,