unavailable_alert.yaml

################################################################
## Packages / Offline devices alert
################################################################

################################################
## Customize
################################################

homeassistant:
  customize:
    ################################################
    ## Node Anchors
    ################################################
    package.node_anchors:
      customize: &customize
        package: 'offline_alert'

      expose: &expose
        <<: *customize
        haaska_hidden: false
        homebridge_hidden: false

    ################################################
    ## Group
    ################################################
    group.offline_alert:
      <<: *customize
      friendly_name: "Offline Devices Alert"
      icon: mdi:steam

    ################################################
    ## Automation
    ################################################
    automation.offline_alert:
      <<: *customize
      friendly_name: "Offline Devices Alert"

    automation.offline_alert_clear:
      <<: *customize
      friendly_name: "Offline Devices Alert Clear"

    ################################################
    ## Group
    ################################################
    group:
      offline_alert:
    control: hidden
    entities:
      - automation.offline_alert
      - automation.offline_alert_clear

################################################
## Automation
################################################
automation:
- alias: offline_alert
  trigger:
    - platform: time
      at: '10:00:00'
    - platform: time
      at: '18:00:00'
  action:
    - condition: template
      value_template: >
          {% macro offline_state() %}
          {%- set threshold = 40 -%}
          {% set domains = ['light', 'switch', 'sensor', 'binary_sensor', 'zwave', 'zha', 'lock'] %}
          {% for domain in domains -%}
          {% for item in states[domain] if ((item.state | lower == "unavailable")) -%}
          {{ item.domain }} {{ item.name }} {%- if not loop.last %}, {% endif -%}
          {% endfor %}
          {%- endfor %}
          {% endmacro %}
          {{ offline_state() |trim != "" }}
    - service: persistent_notification.create
      data_template:
        title: "Offline Devices"
        notification_id: offline-devices-alert
        message: >
          {% macro offline_state() %}
          {% set domains = ['light', 'switch', 'sensor', 'binary_sensor', 'zwave', 'zha', 'lock'] %}
          {% for domain in domains -%}
          {% for item in states[domain] if ((item.state | lower == "unavailable")) -%}
          {{ item.domain }} {{ item.name }} {%- if not loop.last %}, {% endif -%}
          {% endfor %}
          {%- endfor %}
          {% endmacro %}
          {{ offline_state() }}
    - service: notify.pushover
      data_template:
        title: "These devices are offline"
        message: >
          {% macro offline_state() %}
          {% set domains = ['light', 'switch', 'sensor', 'binary_sensor', 'zwave', 'zha', 'lock'] %}
          {% for domain in domains -%}
          {% for item in states[domain] if ((item.state | lower == "unavailable")) -%}
          {{ item.domain }} {{ item.name }} {%- if not loop.last %}, {% endif -%}
          {% endfor %}
          {%- endfor %}
          {% endmacro %}
          {{ offline_state() }}

- alias: offline_alert_clear
  trigger:
    - platform: time_pattern
      minutes: '/30'
      seconds: 00
  action:
    - condition: template
      value_template: >
          {% macro offline_state() %}
          {%- set threshold = 40 -%}
          {% set domains = ['light', 'switch', 'sensor', 'zwave', 'zha', 'lock'] %}
          {% for domain in domains -%}
          {% for item in states[domain] if ((item.state | lower == "unavailable")) -%}
          {{ item.domain }} {{ item.name }} {%- if not loop.last %}, {% endif -%}
          {% endfor %}
          {%- endfor %}
          {% endmacro %}
          {{ offline_state() |trim != "" }}
    - service: persistent_notification.dismiss
      data:
        notification_id: offline-devices-alert