Refinement of system tick checking to retry a limited number of times…

… and not retry at all once CMDR jas jumped to another system.

bgstally/tick.py

@@ -108,14 +108,23 @@ def _system_tick_received(self, success: bool, response: Response, request: BGST
         if system_address is None:
             Debug.logger.warning(f"No system address in system tick callback data")
             return
+        elif system_address != self.bgstally.state.current_system_id:
+            Debug.logger.warning(f"No longer in same system as system tick callback data")
+            return
 
         if tick_time < self.tick_time:
             # The system tick we've just fetched is older than the current galaxy tick, which must mean it hasn't been updated yet. Trigger another fetch
             # after a period of time.
             Debug.logger.warning(f"System tick is older than the current galaxy tick - triggering another deferred fetch")
-            if self.bgstally.ui.frame and request.attempts < 2:
+            if self.bgstally.ui.frame:
                 params: dict[str, str] = {'sysAddr': system_address}
-                self.bgstally.ui.frame.after(10000, partial(self.bgstally.request_manager.queue_request, URL_SYSTEM_TICK_DETECTOR, RequestMethod.POST, params=params, data=request.data, callback=self._system_tick_received, attempts=request.attempts + 1))
+
+                if request.attempts < 3:
+                    # Fast refresh initially, in case the only reason the tick hasn't refreshed is because nobody has visited the system and sent over EDDN
+                    self.bgstally.ui.frame.after(10000, partial(self.bgstally.request_manager.queue_request, URL_SYSTEM_TICK_DETECTOR, RequestMethod.POST, params=params, data=request.data, callback=self._system_tick_received, attempts=request.attempts + 1))
+                else:
+                    # Then slow down to every minute
+                    self.bgstally.ui.frame.after(60000, partial(self.bgstally.request_manager.queue_request, URL_SYSTEM_TICK_DETECTOR, RequestMethod.POST, params=params, data=request.data, callback=self._system_tick_received, attempts=request.attempts + 1))
             # Note we fall through here so that even though the tick is old, we still store it
 
         # Store the system tick in the system activity.