light_brightness.yaml

blueprint:
  name: Toggle Lights
  description: Toggle lights brightness with a button press.
  domain: automation
  input:
    button_entity:
      name: Button Entity
      description: The entity ID of the button or switch.
      selector:
        entity:
          domain: binary_sensor
          device_class: button
    toggle_state:
      name: Toggle State Input Boolean
      description: The input boolean used to track the state of the lights.
      default: input_boolean.light_toggle_state
    light_entity:
      name: Light Entity
      description: The entity ID of the light to toggle.
      selector:
        entity:
          domain: light

automation:
  alias: Toggle Lights
  description: Toggle lights brightness with a button press.
  trigger:
    platform: state
    entity_id: !input button_entity
  mode: restart
  action:
    - repeat:
        while:
          - condition: state
            entity_id: !input button_entity
            state: "on"
        sequence:
          - service: light.turn_on
            data:
              entity_id: !input light_entity
              brightness_step: "{{ -10 if is_state('input_boolean.light_toggle_state', 'on') else 10 }}"
          - delay: "00:00:01"  # Adjust the delay between each change in brightness
    - service: input_boolean.toggle
      entity_id: !input toggle_state