sensors.yaml

sensor:
- platform: template
  sensors:
    greeting:
      friendly_name: "Greeting"
      value_template: >
        {% set current_hour = now().hour %}
        {% if current_hour >= 6 and current_hour < 9 %}
          God morgen Sebastian
        {% elif current_hour >= 9 and current_hour < 12 %}
          God formiddag Sebastian
        {% elif current_hour >= 12 and current_hour < 18 %}
          God ettermiddag Sebastian 
        {% elif current_hour >= 18 and current_hour < 24 %}
          God kveld Sebastian
        {% else %}
          God natt Sebastian
        {% endif %}
    current_lights_off:
      friendly_name: Lights on and off
      unit_of_measurement: "on"
      value_template: >
        {% set total = 0 %}
        {% if is_state('light.gronn_sofalampe_gronn_sofalampe_turned_on', 'on') %}
          {% set total = total + 1 %}
        {% endif %}
        {{total}}