Home Assistant Hot Tip of the day: home occupancy

conditions.yaml

# This condition will be true if your home is empty
condition:
  - condition: state
    entity_id: zone.home
    state: "0"

# This condition will be true if your home is occupied
condition:
  - condition: numeric_state
    entity_id: zone.home
    above: "0"

# This condition will be true if your home is full (all persons are present)
condition:
  - condition: template
    value_template: "{{states('zone.home')|int == expand(states.person)|list|count}}"

triggers.yaml

#This will be triggered when your home becomes empty
trigger:
  - platform: state
    entity_id: zone.home
    to: "0"

# This will be triggered when your home becomes occupied
trigger:
  - platform: state
    entity_id: zone.home
    from: "0"
    to: "1"

# This will be triggered when your home becomes full (all persons are present)
trigger:
  - platform: template
    value_template: "{{states('zone.home')|int == expand(states.person)|list|count}}"