alias: HVAC Fan On
id: automation_hvac_fan_on

trigger:
  # Has the fan been off for ten minutes?
  - platform: state
    entity_id: switch.thermostat_fan_mode
    to: 'off'
    for: '00:10:00'

  # Did the temp just switch to just right?
  - platform: state
    entity_id: binary_sensor.temp_just_right
    to: 'on'

  # Did it just become cooler inside or outside?
  - platform: state
    entity_id: binary_sensor.cooler_outside
    from: 'off'
    to: 'on'

  # Did it just become warmer inside or outside?
  - platform: state
    entity_id: binary_sensor.warmer_outside
    from: 'off'
    to: 'on'

  # Is it starting to get too warm inside?
  - platform: numeric_state
    entity_id: sensor.thermostat_temperature
    above: 80

  # Is it starting to get too cool inside?
  - platform: numeric_state
    entity_id: sensor.thermostat_temperature
    below: 60

condition:
  - condition: state
    entity_id: input_boolean.allow_fan
    state: 'on'

  # Are the internal sensors above 67?
  # This is mainly to ensure those sensors are working
  - condition: numeric_state
    entity_id: sensor.return_temperature
    above: 50

  - condition: numeric_state
    entity_id: sensor.hvac_temperature
    above: 50

  # Is the fan currently off?
  - condition: state
    entity_id: switch.thermostat_fan_mode
    state:  'off'

  # Is the system currently idle?
  - condition: state
    entity_id: sensor.hvac_action
    state:  'idle'

  # Is the home occupied?
  - condition: state
    entity_id: input_boolean.home_occupied
    state:  'on'

  # Is the outside temp just right?
  - condition: state
    entity_id: binary_sensor.temp_just_right
    state:  'on'

  # Is it getting too warm or too cold in the house?
  - condition: or
    conditions:
      - condition: and
        conditions:
        - condition: numeric_state
          entity_id: sensor.thermostat_temperature
          above:  75
        - condition: state
          entity_id: binary_sensor.cooler_outside
          state: 'on'
      - condition: and
        conditions:
        - condition: numeric_state
          entity_id: sensor.thermostat_temperature
          below:  65
        - condition: state
          entity_id: binary_sensor.warmer_outside
          state: 'on'
action:
  - service: logbook.log
    data_template:
      name: HVAC Fan On
      entity_id: automation.hvac_fan_on
      message: >
        Turned on HVAC fan


  - service: homeassistant.turn_on
    entity_id: switch.thermostat_fan_mode