Add a warning note and extra check for empty table.

changelog.txt

@@ -3,6 +3,8 @@ Version: 2.1.2
 Date: 2024-10-23
   Bugfixes:
     - Fix spawn controls tab in custom GUI not being re-enabled when GUI is recreated (on mod update for example).
+  Info:
+    - Add a warning note explanation when the custom respawn feature is not available.
 ---------------------------------------------------------------------------------------------------
 Version: 2.1.1
 Date: 2024-10-23

lib/gui_tabs/spawn_controls.lua

@@ -128,7 +128,7 @@ function CreateSetRespawnLocationButton(player, container)
     local respawn_info = storage.player_respawns[player.name][player.surface.name]
 
     if (respawn_info == nil) then
-        log("ERROR: No respawn info for player: " .. player.name)
+        AddLabel(container, nil, { "oarc-no-respawn-this-surface" }, my_warning_style)
         return
     end
 
@@ -325,6 +325,9 @@ function SpawnCtrlTabGuiClick(event)
     elseif (tags.setting == "teleport_home") then
         local surface_name = tags.surface --[[@as string]]
         local position = tags.position --[[@as MapPosition]]
+
+        --TODO Verify player is still on the same surface, if they leave the GUI open, they can teleport back from any surface.
+
         SafeTeleport(player, game.surfaces[surface_name], position)
 
     -- Accept or reject pending player join requests to a shared base

lib/oarc_gui_tabs.lua

@@ -73,7 +73,8 @@ function InitOarcGuiTabs(player)
 
     -- Spawn control tab, enable if player is already spawned
     AddOarcGuiTab(player, OARC_SPAWN_CTRL_TAB_NAME)
-    local spawn_enabled = (storage.player_respawns[player.name] ~= nil) -- TODO: Maybe make a specific state flag or something more explicit?
+    local player_respawns = storage.player_respawns[player.name]
+    local spawn_enabled = (player_respawns ~= nil) and (next(player_respawns) ~= nil) -- TODO: Maybe make a specific state flag or something more explicit?
     SetOarcGuiTabEnabled(player, OARC_SPAWN_CTRL_TAB_NAME, spawn_enabled)
 
     -- Regrowth control tab

locale/en/locale.cfg

@@ -113,6 +113,7 @@ oarc-shared-spawn-allow-joiners=Allow others to join your base.
 oarc-shared-spawn-full=Your base is full! No more players can join.
 
 oarc-set-respawn-loc-header=Respawn Location
+oarc-no-respawn-this-surface=You cannot set a custom respawn location on this surface.
 oarc-set-respawn-loc-info-surface-label=Current Surface Respawn: __1__ (x=__2__, y=__3__)
 oarc-set-respawn-loc=Set Respawn Location
 oarc-set-respawn-loc-tooltip=This will set your respawn point to your current location. There is a cooldown before you can change it again. You can only set this on supported surfaces.