Home Assistant Blueprint: Create a group with either dynamic or with static members.

create_group2.yaml

blueprint:
  name: Create Group
  description: |
    # Create Group Blueprint
    This blueprint creates a group with either static or dynamic members.
    (extended with ability to filter by Area)
  domain: automation
  source_url: https://gist.github.com/mwolter805/965fb5c3b4d6bf8e9aeba8acd82fd224

input:
  group_name:
    name: "Name to assign to the group"
    description: "Example: All Lights"
    default: Group Name

  group_object_id:
    name: "object_id to assign to the group"
    description: "Example: all_lights"
    default: group_id

  search_domain:
    name: "Dynamic Domain List"
    description: "Domains to search. Format: List (-) of strings."
    default: []
    selector:
      object: {}

  search_includes:
    name: "Dynamic Include List"
    description: "Entity object ID's to include. Format: List (-) of strings."
    default: []
    selector:
      object: {}

  search_excludes:
    name: "Dynamic Exclude List"
    description: "Entity object ID's to exclude. Format: List (-) of strings."
    default: []
    selector:
      object: {}

  search_areas:
    name: "Dynamic Area List"
    description: "Areas to include. Format: List (-) of area IDs or area names."
    default: []
    selector:
      area: {}

  entities_to_add:
    name: "Static Entities To Add"
    description: "Select the entities to add to the group."
    default:
      entity_id: []
    selector:
      target:
        entity: {}

  entities_to_remove:
    name: "Static Entities To Remove"
    description: "Select the entities to remove from the group."
    default:
      entity_id: []
    selector:
      target:
        entity: {}

mode: single
max_exceeded: silent

trigger:
  - platform: homeassistant
    event: start
  - platform: event
    event_type: call_service
    event_data:
      domain: group
      service: reload

variables:
  input_group_name: !input group_name
  input_group_group_object_id: !input group_object_id
  domains: !input search_domain
  includes: !input search_includes
  excludes: !input search_excludes
  areas: !input search_areas
  add: !input entities_to_add
  rem: !input entities_to_remove

action:
  - service: group.set
    data_template:
      name: "{{ input_group_name }}"
      object_id: "{{ input_group_group_object_id }}"
      entities: >
        {# --- Start with candidate entities --- #}
        {%- set entities = states
              | selectattr('domain','in', domains) | list if domains
              else states | list if (includes or excludes or areas) %}

        {%- set ns = namespace(include=[], exclude=[], area_filtered=[]) %}

        {# --- Filter includes --- #}
        {%- for item in includes %}
          {%- set ns.include = ns.include + entities
                | selectattr('object_id', 'search', item) | list %}
        {%- endfor %}

        {# --- Filter excludes --- #}
        {%- for item in excludes %}
          {%- set ns.exclude = ns.exclude + entities
                | selectattr('object_id', 'search', item) | list %}
        {%- endfor %}

        {# --- Filter by area if requested --- #}
        {%- if areas %}
          {%- for e in entities %}
            {%- set area = area_id(e.entity_id) %}
            {%- if area in areas %}
              {%- set ns.area_filtered = ns.area_filtered + [e] %}
            {%- endif %}
          {%- endfor %}
          {%- set entities = ns.area_filtered %}
        {%- endif %}

        {# --- Apply include/exclude --- #}
        {%- set entities = entities
              | select('in', ns.include if includes else entities)
              | reject('in', ns.exclude)
              | map(attribute="entity_id") | list %}

        {# --- Add/Remove static entities --- #}
        {%- set entities = (entities + add.entity_id | list)
              | reject('in', rem.entity_id) | list %}

        {{ entities | unique | sort }}