IKEA E1524 Tradfri Remote Control - Home Assistant Blueprint

zigbee2mqtt-ikea-e1524-e1810-tradfri-remote-control.yaml

blueprint:
  name: Zigbee2MQTT - IKEA E1524/E1810 Tradfri Remote Control
  description: Control anything using "IKEA E1524/E1810 Tradfri Remote Control"
  domain: automation
  input:
    action_sensor:
      name: Remote
      description: Zigbee2MQTT action sensor
      selector:
        entity:
          integration: mqtt
          domain: sensor
          multiple: false
    toggle_action:
      name: Toggle Action
      default: []
      selector:
        action: {}
    arrow_right_action:
      name: Arrow Right Action
      default: []
      selector:
        action: {}
    arrow_left_action:
      name: Arrow Left Action
      default: []
      selector:
        action: {}
    brightness_up_action:
      name: Brightness Up Action
      default: []
      selector:
        action: {}
    brightness_down_action:
      name: Brightness Down Action
      default: []
      selector:
        action: {}
  source_url: https://community.home-assistant.io/t/zigbee2mqtt-ikea-e1810-tradfri-remote-control/308820
mode: restart
max_exceeded: silent
trigger:
  platform: state
  entity_id: !input action_sensor
action:
- variables:
    command: '{{ trigger.to_state.state }}'
- choose:
  - conditions: '{{ command == ''toggle'' }}'
    sequence: !input toggle_action
  - conditions: '{{ command == ''arrow_right_click'' }}'
    sequence: !input arrow_right_action
  - conditions: '{{ command == ''arrow_left_click'' }}'
    sequence: !input arrow_left_action
  - conditions: '{{ command == ''brightness_up_click'' }}'
    sequence: !input brightness_up_action
  - conditions: '{{ command == ''brightness_down_click'' }}'
    sequence: !input brightness_down_action

Recently, Z2M developer announced this: Koenkk/zigbee2mqtt#24198
This breaks your blueprint, to make it work again we need to add:
homeassistant:
legacy_action_sensor: true
To the Home Assistant tab in Z2M config.
They say, now we should start using event based actions.
https://www.reddit.com/r/homeassistant/comments/1hu5h8s/zigbee2mqtt_v200_update_and_action_sensors/
https://community.home-assistant.io/t/z2m-tradfri-without-action-property-latest-updates/822024

"The new Zigbee2MQTT 2.0 introduces the new event based actions for things with buttons. And at the same time deprecates the old way of using binary_sensors. You can still use device triggers which most of us hate with a passion because it uses some ugly long devive IDs that no human can associate with anything and will change is you replace a device. Ugly ugly. The new way is pretty cool. It was introduced as beta in the December release but with Zigbee2MQTT 2.0 it is official. The new action…"

Of course I have re-enabled legacy_action_sensor, but I'm letting you know, maybe you can improve your blueprint to make it compatible with new approach.