From fa7eb75cb0dcc0977f9c14c6a4f3ea93977c2216 Mon Sep 17 00:00:00 2001
From: Dhruv Tyagi <dhruv@polymathrobotics.com>
Date: Mon, 18 Aug 2025 18:41:58 +0000
Subject: [PATCH] Srv and msg for listing maps

---
 CMakeLists.txt        |  2 ++
 msg/MapIdNamePair.msg |  3 +++
 srv/ListMaps.srv      | 13 +++++++++++++
 3 files changed, 18 insertions(+)
 create mode 100644 msg/MapIdNamePair.msg
 create mode 100644 srv/ListMaps.srv

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4eded84..2967862 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -45,6 +45,7 @@ rosidl_generate_interfaces(${PROJECT_NAME}
   "msg/Route.msg"
   "msg/HttpRequest.msg"
   "msg/HttpResponse.msg"
+  "msg/MapIdNamePair.msg"
   "srv/FetchRouteNode.srv"
   "srv/ModifyRouteNode.srv"
   "srv/ModifyRouteEdge.srv"
@@ -60,6 +61,7 @@ rosidl_generate_interfaces(${PROJECT_NAME}
   "srv/StopBagRecording.srv"
   "srv/GetBagRecordingStatus.srv"
   "srv/ListBagRecordings.srv"
+  "srv/ListMaps.srv"
   "action/GenerateOfflineMap.action"
   DEPENDENCIES ${dependencies}
 )
diff --git a/msg/MapIdNamePair.msg b/msg/MapIdNamePair.msg
new file mode 100644
index 0000000..2be83b4
--- /dev/null
+++ b/msg/MapIdNamePair.msg
@@ -0,0 +1,3 @@
+# Pair of map ID and name
+uint16 map_id
+string map_name
diff --git a/srv/ListMaps.srv b/srv/ListMaps.srv
new file mode 100644
index 0000000..c6c76cb
--- /dev/null
+++ b/srv/ListMaps.srv
@@ -0,0 +1,13 @@
+## Request
+
+---
+## Response
+
+# Indicate successful run of service
+bool success
+
+# List of maps
+MapIdNamePair[] maps_list
+
+# Error messages
+string error