danfoss_ally_remote_temperature_min_delay.yaml

---
blueprint:
  domain: automation
  name: Ally Temp Update Min Delay
  description: Update Danfoss Ally TRV external temperature with min refresh rate
  source_url: https://github.com/mdeweerd/zha-toolkit/blob/master/blueprints/danfoss_ally_remote_temperature_min_delay.yaml
  input:
    ally_device:
      name: Ally TRV Device
      description: Temperature reading will be sent to this device
      selector:
        device:
          manufacturer: Danfoss
          entity:
            domain: climate
    temp_sensor_id:
      name: Temperature Sensor
      description:
        External sensor from which the temperature will be read. Expects
        data format 12.3 (corresponding to °C)
      selector:
        entity:
          device_class: temperature
    min_update_minutes:
      name: Minimum update interval
      description: >
        Updates will not be sent if time from last update is less than minimum interval.
        Normally 30 min for uncovered, 5 min for covered.
      default: 30
      selector:
        number:
          max: 299
          min: 1
          unit_of_measurement: minutes
          mode: box
    temperature_offset:
      name: Temperature offset to apply to temperature measured by sensor
      description: >
        When the offset is -1.5 and the value measured by the sensor is 20 °C, then
        the temperature provide to the TRV will be 18.5 °C.
      default: 0
      selector:
        number:
          max: 4.0
          min: -4.0
          step: 0.1
          unit_of_measurement: °C
          mode: box
variables:
  device: !input ally_device
  ieee: "{{(device_attr(device, 'identifiers')|list)[0][1]}}"
  min_update_minutes: !input min_update_minutes
  temp_sensor_id: !input temp_sensor_id
  temp_offset: !input temperature_offset
  temperature: "{{ states(temp_sensor_id) }}"
trigger:
  - platform: state
    entity_id:
      - !input temp_sensor_id
  - platform: event
    event_type: homeassistant_start
    id: ha_restart
condition:
  - condition: template
    value_template: "{{ temperature != -32768 }}"
action:
  - alias: Store ZHA reported temperature in state attribute
    service: zha_toolkit.ha_set_state
    data:
      state_id: "{{ temp_sensor_id }}"
      state_attr: best_val
      attr_val: "{{ (temperature|round(2)) }}"
  - alias:
      Try to get more precise temperature (should work if zigbee temperature
      sensor)
    service: zha_toolkit.attr_read
    data:
      ieee: "{{ temp_sensor_id }}"
      use_cache: true
      cluster: 1026
      attribute: 0
      state_id: "{{ temp_sensor_id }}"
      state_attr: best_val
      state_value_template: value/100
  - alias:
      Fake small change in temperature so that the next sensor update triggers
      an update/change event in case the write fails
    service: zha_toolkit.ha_set_state
    data:
      state_id: "{{ temp_sensor_id }}"
      attr_val: "{{ (temperature|round(2)) - 0.001 }}"
  - alias: Write remote temperature to Danfoss Ally
    service: zha_toolkit.attr_write
    data:
      ieee: "{{ ieee }}"
      cluster: 0x0201
      attribute: 0x4015
      manf: 0x1246
      attr_val:
        '{{ (((state_attr(temp_sensor_id, "best_val")|float) + temp_offset)
        * 100) | round(0) }}'
      read_before_write: false
      write_if_equal: true
      fail_exception: true
      tries: 3
  - alias:
      Wait until the minimum update delay expires (the automation blocks itself
      because it is in single mode)
    delay:
      minutes: !input min_update_minutes
  - alias:
      Set slightly changed temperature if it is valid to force update.  Otherwise,
      a valid temperature will trigger anyway.
    if:
      - condition: not
        conditions:
          - condition: state
            entity_id: !input temp_sensor_id
            state: "-32768"
    then:
      - alias:
          Fake small change in temperature so that the next sensor update triggers
          an update/change event
        service: zha_toolkit.ha_set_state
        data:
          state_id: "{{ temp_sensor_id }}"
          attr_val: "{{ (states(temp_sensor_id)|round(2)) + 0.001 }}"
mode: single
max_exceeded: silent