feat: add search parameter to nodes query

geo_app/schema.py

@@ -96,6 +96,7 @@ class Query(graphene.ObjectType):
         limit=graphene.Int(),
         offset=graphene.Int(),
         transport_type=graphene.String(),
+        search=graphene.String(description="Search by node name (case-insensitive)"),
     )
     nodes_count = graphene.Int(
         transport_type=graphene.String(),
@@ -263,7 +264,7 @@ class Query(graphene.ObjectType):
             edges=[EdgeType(**e) for e in edges],
         )
 
-    def resolve_nodes(self, info, limit=None, offset=None, transport_type=None):
+    def resolve_nodes(self, info, limit=None, offset=None, transport_type=None, search=None):
         """Get all logistics nodes (without edges for list view)."""
         db = get_db()
 
@@ -273,6 +274,7 @@ class Query(graphene.ObjectType):
             FILTER node.node_type == 'logistics' OR node.node_type == null
             LET types = node.transport_types != null ? node.transport_types : []
             FILTER @transport_type == null OR @transport_type IN types
+            FILTER @search == null OR CONTAINS(LOWER(node.name), LOWER(@search)) OR CONTAINS(LOWER(node.country), LOWER(@search))
             SORT node.name ASC
             LIMIT @offset, @limit
             RETURN node
@@ -281,6 +283,7 @@ class Query(graphene.ObjectType):
             aql,
             bind_vars={
                 'transport_type': transport_type,
+                'search': search,
                 'offset': 0 if offset is None else offset,
                 'limit': 1000000 if limit is None else limit,
             },