$ npm install -g homeassistant-cli

$ hac call light turn_on

$ hac call light turn_on --service-data '{"entity_id": "light.komode"}'

$ hac state sun.sun

$ hac state -s sun.sun

$ hac --ip 10.1.0.166 --port 80 --api-password "hunter4" state sun.sun

$ hac --help

#!/bin/bash

hac state -s light.komode | while read -r change; do
  state=$(echo "$change" | jq ".new_state.state")

  echo "Light is now $state"
done