Custom Dial-Only Blueprint (no button presses)

philips_zigbee_dial.yaml

blueprint:
  name: Philips Tap Dial Switch (Dial Only)
  description: 'Use only the rotary dial to dim a target light. Button presses are ignored.'
  domain: automation
  input:
    remote:
      name: Philips Hue Tap Switch
      selector:
        device:
          integration: zha
          manufacturer: Signify Netherlands B.V.
          model: RDM002
    target_light:
      name: Light to Dim
      description: The light(s) to control with the dial
      selector:
        target:
          entity:
            domain: light
    dim_scale:
      name: Dimming Scale
      description: Scale factor for the dimming. Lower = slower, higher = faster.
      default: 1.0
      selector:
        number:
          min: 0.0
          max: 5.0
          step: 0.01
mode: restart
max_exceeded: silent
variables:
  dim_scale: !input "dim_scale"
trigger:
  - platform: event
    event_type: zha_event
    event_data:
      device_id: !input "remote"
action:
  - variables:
      command: "{{ trigger.event.data.command }}"
      params: '{% if (trigger.event.data.params is defined) %}{{ trigger.event.data.params }}{% endif %}'
      step_size: '{% if (trigger.event.data.params is defined) and (trigger.event.data.params.step_size is defined) %}{{ trigger.event.data.params.step_size }}{% endif %}'
      step_mode: '{% if (trigger.event.data.params is defined) and (trigger.event.data.params.step_mode is defined) %}{{ trigger.event.data.params.step_mode }}{% endif %}'
  - choose:
      - conditions:
          - "{{ command == 'step_with_on_off' }}"
          - "{{ step_mode == 'StepMode.Up' }}"
        sequence:
          - service: light.turn_on
            target: !input "target_light"
            data:
              brightness_step_pct: "{{ step_size * dim_scale }}"
              transition: 1
      - conditions:
          - "{{ command == 'step_with_on_off' }}"
          - "{{ step_mode == 'StepMode.Down' }}"
        sequence:
          - service: light.turn_on
            target: !input "target_light"
            data:
              brightness_step_pct: "{{ -step_size * dim_scale }}"
              transition: 1
# https://github.com/apollo1220/blueprints/blob/main/philips_zigbee_dial.yaml