Update server.py

server.py

@@ -89,7 +89,6 @@ mcp = FastMCP("OnBase", port=port)
 
 
 
-# Resource para listar retrievers
 @mcp.resource(
     uri="info://available_retrievers",
     name="AvailableRetrievers",
@@ -97,20 +96,31 @@ mcp = FastMCP("OnBase", port=port)
     mime_type="application/json"
 )
 def _get_available_retrievers_internal() -> dict:
+    print("\n[DEBUG] Generando recursos disponibles...")
     available = []
     
+    # Verificación de datos de entrada
+    print(f"Metadata cargada: {retrievers_metadata.keys()}")
+    
     for source, indexes in retrievers_metadata.items():
+        print(f"\nProcesando fuente: {source}")
         for index_name, metadata in indexes.items():
+            print(f"  Procesando índice: {index_name}")
             available.append({
                 "name": index_name,
                 "source": source,
-                "title": metadata.get("title", ""),
-                "description": metadata.get("description", ""),
-                "last_updated": metadata.get("last_updated", "")
+                "title": metadata.get("title", "Sin título"),
+                "description": metadata.get("description", "Sin descripción"),
+                "last_updated": metadata.get("last_updated", "Desconocido")
             })
-
-    print(available)
-    return {"retrievers": available, "count": len(available)}
+    
+    print("\n[DEBUG] Resultado final:", available)
+    return {
+        "retrievers": available,
+        "count": len(available),
+        "status": "success",
+        "timestamp": datetime.datetime.now().isoformat()
+    }
 
 
 
@@ -118,24 +128,63 @@ def _get_available_retrievers_internal() -> dict:
 @mcp.tool()
 async def list_retrievers(ctx: Context) -> dict:
     """
-    Devuelve la lista de retrievers disponibles incluyendo nombre, título y descripción.
+    Devuelve la lista de retrievers disponibles
     
     Returns:
         dict: {
             "retrievers": [{
-                "name": "vec_who_1",
-                "title": "WHO Technical Report.pdf",
-                "description": "..."
+                "name": str,
+                "title": str,
+                "description": str,
+                "source": str
             }],
-            "count": int
+            "count": int,
+            "status": str,
+            "error": str (opcional)
         }
     """
-    # Accede al resource internamente
-    resource = await ctx.read_resource("info://available_retrievers")
-    return {
-        "retrievers": resource["retrievers"],
-        "count": resource["count"]
-    }
+    try:
+        print("\n[DEBUG] Iniciando list_retrievers...")
+        
+        # Verificar si el resource está registrado
+        resources = mcp.list_resources()
+        print("Resources registrados:", resources)
+        
+        if "info://available_retrievers" not in resources:
+            return {
+                "retrievers": [],
+                "count": 0,
+                "status": "error",
+                "error": "Resource no registrado"
+            }
+        
+        # Leer el resource
+        print("Leyendo resource...")
+        resource = await ctx.read_resource("info://available_retrievers")
+        print("Resource obtenido:", resource)
+        
+        if not resource or "retrievers" not in resource:
+            return {
+                "retrievers": [],
+                "count": 0,
+                "status": "error",
+                "error": "Formato de resource inválido"
+            }
+        
+        return {
+            "retrievers": resource["retrievers"],
+            "count": resource["count"],
+            "status": "success"
+        }
+        
+    except Exception as e:
+        print(f"[ERROR] en list_retrievers: {str(e)}")
+        return {
+            "retrievers": [],
+            "count": 0,
+            "status": "error",
+            "error": str(e)
+        }