added crontab put function

telegram_bot/api_handling/api_handler.py

@@ -263,7 +263,20 @@ class API_Handler:
             else:
                 return self.get_user_portfolio(user_id, max_retries-1)
             
+    def set_cron_interval(self, user_id, cron_interval):
+        """sets the cron interval of the user
 
+        Args:
+            user_id (int): id of the user
+            cron_interval (String): Update interval in cron format => see https://crontab.guru/ for formatting
+        
+        Returns:
+            int: status code
+        """
+        with r.Session() as s:
+            headers = {'Authorization': 'Bearer ' + self.token + ":" + str(user_id)}
+            req = s.put(self.db_adress + "/user/setCron", json={"cron": cron_interval}, headers=headers)
+            return req.status_code
 
 
 if __name__ == "__main__":