DIYFUTURISM.COM - USEFUL SENSOR - META MOTION SENSOR

#
# DIYFUTURISM.COM
#
# USEFUL SENSOR: META MOTION SENSOR, MOTION LAST SEEN
#

#
# in configuration.yaml
#
binary_sensor: !include binary_sensor.yaml
variable:
  last_motion:
    value: 'Unknown'
    restore: true
    attributes:
      icon: mdi:map-marker
      name: "Last Motion"
#
# in automation.yaml
#
# Update Last Motion variable
- alias: "Update Last Motion"
  trigger:
    - platform: state
      entity_id: binary_sensor.bathroom_motion, binary_sensor.closet_motion, binary_sensor.entry_motion_meta, binary_sensor.dining_motion_meta, binary_sensor.kitchen_motion_meta, binary_sensor.livingroom_motion_meta, binary_sensor.office_motion
      to: 'on'
  action:
    - service: variable.set_variable
      data:
        variable: last_motion
        attributes_template: >
            {
              "history_1": "{{ variable.state }}",
              "history_2": "{{ variable.attributes.history_1 }}",
              "history_3": "{{ variable.attributes.history_2 }}"
            }
      data_template:
        value: "{{ trigger.to_state.attributes.friendly_name }}"
#
# in binary_sensor.yaml
#
    kitchen_motion_meta:
      friendly_name: 'Kitchen Motion'
      device_class: motion
      value_template: >-
        {%- if is_state("binary_sensor.kitchen_motion", "on")
        or is_state("binary_sensor.fridge_motion", "on")
        or is_state("binary_sensor.crawl_space_door", "on")
          -%}
        True
        {%- else -%}
        False
        {%- endif %}