leak-detector-notifier.yaml

blueprint:
  name: Leak detection & notifier
  description: Send a notification when any configured moisture sensor becomes moist
  domain: automation
  input:
    actions:
      name: Actions
      description: Notifications or similar to be run. {{ trigger.event.data.new_state.attributes.friendly_name }} will be the sensor name.
      selector:
        action: {}

variables:
  sensors: >-
    {% set result = namespace(sensors=[]) %}
    {% for s in states.binary_sensor | selectattr('attributes.device_class', '==', 'moisture') | selectattr('state', '==', 'on') %}
      {% set result.sensors = result.sensors + [s.name] %}
    {% endfor %}
    {{result.sensors | join(', ')}}
trigger:
  - event_data: {}
    event_type: state_changed
    platform: event

condition:
  - condition: template
    value_template: '{{ trigger.event.data.new_state.attributes.device_class == "moisture" }}'
  - condition: template
    value_template: '{{ trigger.event.data.new_state.state == "on" }}'

action:
- choose: []
  default: !input 'actions'

mode: single