fix(footer): reset token counting when changing session

Author: sudo-tee

lua/opencode/ui/footer.lua

@@ -90,6 +90,7 @@ function M.setup(windows)
 
   -- for stats changes
   state.subscribe('current_model', on_change)
+  state.subscribe('active_session', on_change)
   -- to show C-c message
   state.subscribe('job_count', on_job_count_changed)
   state.subscribe('restore_points', on_change)

lua/opencode/ui/renderer.lua

@@ -100,8 +100,10 @@ function M._setup_event_subscriptions(subscribe)
 
   if subscribe then
     state.subscribe('is_opencode_focused', M.on_focus_changed)
+    state.subscribe('active_session', M.on_session_changed)
   else
     state.unsubscribe('is_opencode_focused', M.on_focus_changed)
+    state.unsubscribe('active_session', M.on_session_changed)
   end
 end
 
@@ -968,6 +970,10 @@ function M.on_focus_changed()
   end
 end
 
+function M.on_session_changed()
+  state.tokens_count = 0
+end
+
 ---Get all actions available at a specific line
 ---@param line integer 1-indexed line number
 ---@return table[] List of actions available at that line