IKEA Tradfri 2-Key On/Off Light Switch Handler

ikea_tradfri_2key_light_switch_handler.yaml

blueprint:
  name: IKEA Tradfri 2-Key On/Off Light Switch Handler
  description: Translates the on/off action of Tradfri 2-key wireless light switch into light turn on/off service calls.
  domain: automation
  input:
    tradfri_switch_click:
      name: Tradfri Switch Click Sensor
      description: Exposed sensor of the Tradfri Switch.
      selector:
        entity:
          domain: sensor
    target_light:
      name: Target light
      description: The target light to turn on/off with the switch.
      selector:
        entity:
          domain: light
trigger:
  platform: state
  entity_id: !input tradfri_switch_click
mode: queued
action:
  - choose:
      - conditions:
          - condition: template
            # This is necessary because the 2 key switch also returns long press states which we are not interested in
            value_template: '{{ trigger.to_state.state == ''on'' or trigger.to_state.state == ''off'' }}'
        sequence:
          - service: >
              {% if trigger.to_state.state == 'on' %}
                light.turn_on
              {% elif trigger.to_state.state == 'off' %}
                light.turn_off
              {% endif %}
            target:
              entity_id: !input target_light