rgbw combine

light:
  - platform: template
    lights:
      rgbw:
        friendly_name: "rgbw"
        rgbw_template: |-
          {{ [
             state_attr('light.kwadrat_kuchnia_red', 'brightness'),
             state_attr('light.kwadrat_kuchnia_green', 'brightness'),
             state_attr('light.kwadrat_kuchnia_blue', 'brightness'),
             state_attr('light.kwadrat_kuchnia_white', 'brightness')
          ] }}
        turn_on:
          service: light.turn_on
          entity_id: light.kwadrat_kuchnia_red, light.kwadrat_kuchnia_green, light.kwadrat_kuchnia_blue, light.kwadrat_kuchnia_white
        turn_off:
          service: light.turn_off
          entity_id: light.kwadrat_kuchnia_red, light.kwadrat_kuchnia_green, light.kwadrat_kuchnia_blue, light.kwadrat_kuchnia_white
        set_rgbw:
          service: script.kwadrat_set_rgbw
          data:
            r: "{{r}}"
            g: "{{g}}"
            b: "{{b}}"
            w: "{{w}}"


script:
  kwadrat_set_rgbw:
    sequence:
      - service: light.turn_on
        data:
          entity_id: light.kwadrat_kuchnia_red
          brightness: "{{r}}"
      - service: light.turn_on
        data:
          entity_id: light.kwadrat_kuchnia_green
          brightness: "{{g}}"
      - service: light.turn_on
        data:
          entity_id: light.kwadrat_kuchnia_blue
          brightness: "{{b}}"
      - service: light.turn_on
        data:
          entity_id: light.kwadrat_kuchnia_white
          brightness: "{{w}}"