Notify every 2 mins while door open

input_number:
  mins_count:
    name: mins_count
    initial: 0
    min: 0
    max: 60
    step: 2

automation:
  alias: Notify every 2 mins while door open
  trigger:
    - entity_id: binary_sensor.your_door
      platform: state
      to: 'on'
      for:
        minutes: 2
  mode: single
  action:
    #reset count
    - service: input_number.set_value
      target:
        entity_id: input_number.mins_count
      data:
        value: 0
    - repeat:
        while:
          - condition: state
            entity_id: binary_sensor.your_door
            state: 'on'
          # Don't do it too many times
          - condition: template
            value_template: "{{ repeat.index <= 30 }}"
        sequence:
          #mins + 2
          - service: input_number.increment
            target:
              entity_id: input_number.mins_count
          - service: notify.line_notify
            data:
              message: 門已開了{{ states.input_number.mins_count.state|int }}分鐘了，趕快關!
          # Wait for sensor to change to 'off' up to 2 minutes before continuing to execute
          - wait_template: "{{ is_state('binary_sensor.your_door', 'off') }}"
            timeout: "00:02:00"
    #if repeat>30 make sure notify won't send
    - condition: state
      entity_id: binary_sensor.your_door
      state: 'off'
    - service: notify.line_notify
      data:
        message: 門已關