43 lines
1.5 KiB
Python
43 lines
1.5 KiB
Python
# scheduler/scheduler.py
|
|
from db_utils import get_active_events
|
|
import paho.mqtt.client as mqtt
|
|
import json
|
|
import datetime
|
|
import time
|
|
|
|
def main():
|
|
# Fix für die veraltete API - explizit callback_api_version setzen
|
|
client = mqtt.Client(callback_api_version=mqtt.CallbackAPIVersion.VERSION2)
|
|
client.connect("mqtt", 1883)
|
|
|
|
POLL_INTERVAL = 10 # Sekunden
|
|
last_sent_event_ids = set()
|
|
|
|
while True:
|
|
now = datetime.datetime.now()
|
|
# Hole alle Events, die jetzt aktiv sind (start < now < end)
|
|
events = get_active_events(now, now)
|
|
current_event_ids = set(event.id for event in events)
|
|
|
|
# Sende nur neue Events (die noch nicht gesendet wurden)
|
|
new_event_ids = current_event_ids - last_sent_event_ids
|
|
for event in events:
|
|
if event.id in new_event_ids:
|
|
# Beispiel: Sende Event-Daten als JSON auf Topic "infoscreen/events"
|
|
payload = json.dumps({
|
|
"id": event.id,
|
|
"title": getattr(event, "title", ""),
|
|
"start": str(getattr(event, "start", "")),
|
|
"end": str(getattr(event, "end", "")),
|
|
"group_id": getattr(event, "group_id", None),
|
|
})
|
|
client.publish("infoscreen/events", payload)
|
|
print(f"Event {event.id} gesendet: {payload}")
|
|
|
|
last_sent_event_ids = current_event_ids
|
|
time.sleep(POLL_INTERVAL)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|