- alias: Shower - Reset Counters
  description: Reset session duration and water used to zero when a new shower session
    starts.
  triggers:
  - trigger: state
    entity_id:
    - binary_sensor.shower_active
    from: 'off'
    to: 'on'
  conditions: []
  actions:
  - action: input_number.set_value
    target:
      entity_id: input_number.shower_water_total
    data:
      value: 0
  - action: input_number.set_value
    data:
      value: 0
    target:
      entity_id: input_number.shower_duration
  mode: single
- alias: Shower - Track Session Length
  description: ''
  triggers:
  - trigger: time_pattern
    seconds: /1
  conditions:
  - condition: state
    entity_id: binary_sensor.shower_active
    state: 'on'
  actions:
  - action: input_number.increment
    target:
      entity_id: input_number.shower_duration
    data: {}
  mode: single
- alias: Shower - Track Water
  description: Use current flow rate to calculate total water used.
  triggers:
  - trigger: time_pattern
    seconds: /1
  conditions:
  - condition: state
    entity_id: binary_sensor.shower_active
    state: 'on'
  actions:
  - action: input_number.set_value
    target:
      entity_id: input_number.shower_water_total
    data:
      value: "{{ (\n          states('input_number.shower_water_total') | float \n\
        \            + ((states('sensor.esphome_shower_temp_hot_water_flow') | float\
        \ \n            + states('sensor.esphome_shower_temp_cold_water_flow') | float)\
        \ / 60)\n        ) | round(2) }}\n"
  mode: single