homeassistant:
  customize:
    fan.fan_state:
      friendly_name: 'Fan State (manual override)'
    sensor.closet_temperature:
      friendly_name: 'Closet Temperature (C)'
    input_number.fan_on_temp:
      friendly_name: 'Fan On Set Temperature (C)'

# CLOSET ENTITIES
fan:
  - platform: mqtt
    name: "fan state"
    state_topic: "closet/status/fan/"
    command_topic: "closet/fan"

switch:
  - platform: mqtt
    name: "Fan Automation Enabled"
    state_topic: "closet/status/fan/automation"
    command_topic: "closet/fan/automation"
    state_on: "enabled"
    state_off: "disabled"
    payload_on: "enable"
    payload_off: "disable"
    icon: mdi:fan

sensor:
  - platform: mqtt
    name: "closet temperature"
    state_topic: "closet/status/temp"
    unit_of_measurement: 'Celcius'

# Example configuration.yaml entry using 'input_number' in an action in an automation
input_number:
  fan_on_temp:
    name: Fan On Temp
    initial: 25
    min: 20
    max: 30
    step: 0.5
    unit_of_measurement: Celcuis
    icon: mdi:target
    mode: "box"

# This automation script runs when a value is received via MQTT on retained topic: setTemperature
# It sets the value slider on the GUI. This slides also had its own automation when the value is changed.
automation:
  - alias: Closet Fan On Set Temperature slider
    trigger:
      platform: mqtt
      topic: 'closet/status/fan/automation/temp'
    action:
      service: input_number.set_value
      data_template:
        entity_id: input_number.fan_on_temp
        value: "{{ trigger.payload }}"

# This second automation script runs when the target temperature slider is moved.
# It publishes its value to the same MQTT topic it is also subscribed to.
  - alias: Closet Fan Temp Slider Moved
    trigger:
      platform: state
      entity_id: input_number.fan_on_temp
    action:
      service: mqtt.publish
      data_template:
        topic: 'closet/fan/automation/temp'
        retain: true
        payload: "{{ states('input_number.fan_on_temp') }}"