feat: show message bar when rate limit exceeded

Author: merydian

ORStools/common/client.py

@@ -35,6 +35,8 @@
 from urllib.parse import urlencode
 
 from qgis.PyQt.QtCore import QObject, pyqtSignal
+from qgis.utils import iface
+from qgis.core import Qgis
 from requests.utils import unquote_unreserved
 
 from ORStools import __version__
@@ -180,6 +182,13 @@ def request(
                 self.overQueryLimit.emit()
                 logger.log(f"{e.__class__.__name__}: {str(e)}", 1)
 
+                iface.messageBar().pushMessage(
+                    "ORSTools",
+                    "Rate limit exceeded, retrying...",
+                    level=Qgis.Warning,
+                    duration=2
+                )
+
                 return self.request(url, params, first_request_time, retry_counter + 1, post_json)
 
             except exceptions.ApiError as e: