based on: https://gist.github.com/cobryan05/24f19bad93b642b7e0c5f8f1da0515d0

turn_off_idle_light.yaml

blueprint:
  name: Turn off unoccupied lightes
  source_url: https://gist.github.com/accessone67/b736277dd834630743751c846c297262
  description: Turn off a light that has been left on with no motion
  domain: automation
  input:
    motion_entity:
      name: Motion Sensor
      selector:
        entity:
          domain: binary_sensor
          device_class: motion
    light_entity:
      name: light
      selector:
          entity:
            domain: light
    wait_time_selector:
      name: Stay On Time
      description: Time to keep light on with no motion
      default: 30
      selector:
        number:
          min: 1
          max: 1440
          unit_of_measurement: minutes
    grace_period_selector:
      name: Grace Period
      description: After turning off the light, turn it back on if motion is detected within grace period
      default: 30
      selector:
        number:
          min: 0
          max: 1440
          unit_of_measurement: minutes
    grace_arm_delay_selector:
      name: Grace Arm Delay Period
      description: Delay before starting grace period (to prevent the act of turning off the light from triggering the sensor)
      default: 2
      selector:
        number:
          min: 0
          max: 60
          unit_of_measurement: seconds

mode: single


trigger:
  - platform: state
    entity_id: !input light_entity
    to: 'on'
    for:
      minutes: !input wait_time_selector

  - platform: state
    entity_id: !input motion_entity
    to: 'off'
    for:
      minutes: !input wait_time_selector

condition:
  - condition: state
    entity_id: !input light_entity
    state: 'on'
    for:
      minutes: !input wait_time_selector

  - condition: state
    entity_id: !input motion_entity
    state: 'off'
    for:
      minutes: !input wait_time_selector

action:
  - service: light.turn_off
    entity_id: !input light_entity

  - delay:
       seconds: !input grace_arm_delay_selector

  - wait_for_trigger:
    - platform: state
      entity_id: !input motion_entity
      to: 'on'
    - platform: state
      entity_id: !input light_entity
      to: 'on'
    timeout:
      minutes: !input grace_period_selector
    continue_on_timeout: false

  - service: light.turn_on
    entity_id: !input light_entity