persistent alerts

src/lego_monitoring/alerting/channel.py

@@ -16,7 +16,7 @@ async def get_client() -> TelegramClient:
     return client
 
 
-def format_message(alert: Alert) -> str:
+def format_message(alert: Alert, persistent: bool) -> str:
     match alert.severity:
         case Severity.OK:
             severity_emoji = "🟢"
@@ -26,11 +26,12 @@ def format_message(alert: Alert) -> str:
             severity_emoji = "⚠️"
         case Severity.CRITICAL:
             severity_emoji = "🆘"
-    message = f"{severity_emoji} {alert.alert_type} Alert\n{alert.message}"
+    persistent_marker = " - <i>ongoing</i>" if persistent else ""
+    message = f"{severity_emoji} {alert.alert_type} Alert{persistent_marker}\n{alert.message}"
     return message
 
 
-async def send_alert(alert: Alert) -> None:
+async def send_alert(alert: Alert, persistent: bool = False) -> None:
     try:
         client = cvars.tg_client.get()
     except LookupError:  # being called standalone
@@ -42,7 +43,7 @@ async def send_alert(alert: Alert) -> None:
     else:
         ...  # temp_client = False
     room_id = cvars.config.get().telegram.room_id
-    message = format_message(alert)
+    message = format_message(alert, persistent)
     await client.send_message(entity=room_id, message=message)
     # if temp_client:
     #     await client.close()

src/lego_monitoring/alerting/current.py

@@ -10,7 +10,7 @@ class CurrentAlerts(list[Alert]):
         for a in self:
             if max_severity is None or a.severity > max_severity:
                 max_severity = a.severity
-        return a.severity
+        return max_severity
 
     def get_types(self) -> set[AlertType]:
         types = set()