light() {
    local entity="light.$1"

    if [[ $2 == "on" ]]; then
        curl -X POST \
            -H "Authorization: Bearer $HA_APIKEY" \
            -H "Content-Type: application/json" \
            -d "{\"entity_id\":\"$entity\"}" \
            "$HA_URL/api/services/homeassistant/turn_on"

    elif [[ $2 == "off" ]]; then
        curl -X POST \
            -H "Authorization: Bearer $HA_APIKEY" \
            -H "Content-Type: application/json" \
            -d "{\"entity_id\":\"$entity\"}" \
            "$HA_URL/api/services/homeassistant/turn_off"

    else
        curl -X POST \
            -H "Authorization: Bearer $HA_APIKEY" \
            -H "Content-Type: application/json" \
            -d "{\"entity_id\":\"$entity\",\"brightness_pct\":$2}" \
            "$HA_URL/api/services/light/turn_on"
    fi
}