Home Assistant: Notify when a light was left on and no one is at home
I'm using Home Asisstant for about a year now, and this is one of those things that I wanted to add for a long time, but have been postponing it. Until a few days ago, when I've arrived home and found out that one of the lights was on all day. Actually, after checking the Home Assistant log, it was my cat that triggered a motion sensor, that turned the light on (more about cats and motion sensors in a future post). The basic idea here is that if I'm not at home for more than 30 minutes and a light is on (or turns on), I get a notification on my phone. For sending notifications from Home Assistant to my phone, I'm using the Pushbullet component . I already had a group were I list all the controllable lights in the house and I wanted to be able to use this group directly in the automation, so I don't have to define every light in two separate places. Also, I want to be able to exclude some lights from triggering a notification (but I don't want to remo...