diaper-counter.yaml

---
counter: 
  diaper_counter:
    initial: 0
    step: 1
    icon: mdi:emoticon-poop

nappy-counter-automation.yaml

---
- id: '1579629145305'
  alias: Increment diapers counter
  description: ''
  trigger:
  - entity_id: binary_sensor.openclose_19
    from: 'on'
    platform: state
    to: 'off'
  - entity_id: binary_sensor.openclose_19
    from: 'off'
    platform: state
    to: 'on'
  condition: []
  action:
  - entity_id: counter.diaper_counter
    service: counter.increment