Home assistant blueprint to control light with Rodret (205.281.28) button

rodret_brightness.yaml

blueprint:
  name: MQTT IKEA RODRET Light Control
  author: Eudaldca
  description: >
    Control a light using the IKEA RODRET MQTT button.
    "on" and "off" toggle the light.
    "brightness_move_up" and "brightness_move_down" adjust brightness until "brightness_stop".
  domain: automation
  input:
    light_target:
      name: Light
      description: The target light entity to control.
      selector:
        target:
          entity:
            - domain: light

    button_device:
      name: IKEA RODRET wireless dimmer
      description: Select the IKEA RODRET MQTT button
      selector:
        device:
          filter:
            - integration: mqtt
              manufacturer: IKEA
              model: RODRET wireless dimmer/power switch
          multiple: false

    interval_ms:
      name: Brightness step interval (ms)
      description: Time between brightness updates while dimming.
      default: 300
      selector:
        number:
          min: 10
          max: 200
          step: 1
          unit_of_measurement: ms

    step_pct:
      name: Brightness step percentage
      description: Percentage change per brightness step.
      default: 5
      selector:
        number:
          min: 1
          max: 10
          step: 1
          unit_of_measurement: "%"

mode: restart
max_exceeded: silent

variables:
  interval: !input interval_ms
  step: !input step_pct
  light_target: !input light_target

trigger:
  - trigger: device
    domain: mqtt
    device_id: !input button_device
    type: action
    subtype: "on"
    id: "on"
  - trigger: device
    domain: mqtt
    device_id: !input button_device
    type: action
    subtype: "off"
    id: "off"
  - trigger: device
    domain: mqtt
    device_id: !input button_device
    type: action
    subtype: "brightness_move_up"
    id: "up"
  - trigger: device
    domain: mqtt
    device_id: !input button_device
    type: action
    subtype: "brightness_move_down"
    id: "down"
  - trigger: device
    domain: mqtt
    device_id: !input button_device
    type: action
    subtype: "brightness_stop"
    id: "stop"

action:
  - choose:
      - conditions: "{{ trigger.id == 'on' }}"
        sequence:
          - service: light.turn_on
            target: "{{ light_target }}"

      - conditions: "{{ trigger.id == 'off' }}"
        sequence:
          - service: light.turn_off
            target: "{{ light_target }}"

      - conditions: "{{ trigger.id == 'up' }}"
        sequence:
          - repeat:
              while:
                - condition: template
                  value_template: "{{ trigger.id == 'up' }}"
              sequence:
                - service: light.turn_on
                  target: "{{ light_target }}"
                  data:
                    brightness_step_pct: "{{ step }}"
                - delay:
                    milliseconds: "{{ interval }}"

      - conditions: "{{ trigger.id == 'down' }}"
        sequence:
          - repeat:
              while:
                - condition: template
                  value_template: "{{ trigger.id == 'down' }}"
              sequence:
                - variables:
                    current_brightness_pct: >
                      {% set entities = light_target.entity_id %}
                      {% if entities is string %}
                        {% set brightness = state_attr(entities, 'brightness') | int(0) %}
                      {% else %}
                        {% set brightness = state_attr(entities[0], 'brightness') | int(0) %}
                      {% endif %}
                      {{ (brightness / 255 * 100) | int }}
                - if:
                    - condition: template
                      value_template: "{{ current_brightness_pct <= 10 }}"
                  then:
                    - service: light.turn_on
                      target: "{{ light_target }}"
                      data:
                        brightness_pct: 1
                    - stop: "Brightness reached minimum threshold, set to 1%"
                  else:
                    - service: light.turn_on
                      target: "{{ light_target }}"
                      data:
                        brightness_step_pct: "{{ -step }}"
                - delay:
                    milliseconds: "{{ interval }}"