Set TRV HVAC state blueprint for HA

set_trv_hvac.yaml

blueprint:
  name: Set TRV HVAC Status
  description: Set TRV to Heat / Off depending on temperature
  domain: automation
  input:
    input_trv:
      name: TRV
      description: The TRV to set
      selector:
        entity:
          domain: climate
trigger_variables:
  trv: !input input_trv
trigger:
  - platform: template
    value_template: "{{ state_attr(trv, 'temperature') > state_attr(trv, 'local_temperature')}}"
  - platform: template
    value_template: "{{ state_attr(trv, 'temperature') <= state_attr(trv, 'local_temperature')}}"
  - platform: homeassistant
    event: start
condition: []
action:
  - service: climate.set_hvac_mode
    data:
      hvac_mode: |
        {{ iif(not state_attr(trv, 'temperature') <= state_attr(trv, 'local_temperature'), 'heat', 'off', 'off') }}
    target:
      entity_id: !input input_trv
mode: single