hassconfig/packages/ext_lights_control.yaml

light:
  - platform: rflink
    automatic_add: true
    devices:
      newkaku_013242b6_1:
        name: Exterior lights
        type: switchable
      newkaku_013242b5_1:
        name: Exterior lights REPEATER
        type: switchable

sensor:
  - platform: sql
    db_url: mysql://hassio:hassiopassword@192.168.1.110/RemoteRxLog
    queries:
    - name: Exterior light status
      query: "SELECT IF(onOff>0,'on','off') AS status FROM RemoteRxLog.nexaLog where rxTx='R' and remote_id = '20071094' and button='1' order by ts desc LIMIT 1;"
      column: 'status'

automation:
  - alias: External light control
    trigger:
    - platform: state
      entity_id: input_boolean.exterior_lights_wanted_state
    - platform: event
      event_type: timer.finished
      event_data:
        entity_id: timer.ext_light_control_timer
    condition: 
      condition: template
      value_template: >
        {% if state_attr('sensor.exterior_light_status', 'status') == states('input_boolean.exterior_lights_wanted_state') %}
          false
        {% else %}
          true
        {% endif %}
    action:
    - service_template: light.turn_{{states('input_boolean.exterior_lights_wanted_state')}}
      entity_id: light.exterior_lights_repeater
    - service_template: light.turn_{{states('input_boolean.exterior_lights_wanted_state')}}
      entity_id: light.exterior_lights
    - service_template: >
        {% if state_attr('sensor.exterior_light_status', 'status') == states('input_boolean.exterior_lights_wanted_state') %}
          timer.cancel
        {% else %}
          timer.start
        {% endif %}
      entity_id: timer.ext_light_control_timer
    mode: single


timer:
  ext_light_control_timer:
    duration: '00:00:45'