home-assistant-blueprints/script/notify_user.yaml

# - service: script.notify_users
#   data_template:
#     title: "It's {{ first_name }}'s birthday!"
#     users:
#       - notify.owners
#     message: >-
#       It is {{ full_name }}'s birthday today. {% if age is not none %}
#         {{- first_name }} is turning {{ age }} years.
#       {% endif %}
      
#       Send them a text and say <b>Happy Birthday!</b> to let them know that you appriciate them! :)
#     data_object:
#       tag: "birthday-notification-{{ context.id }}-{{ first_name | upper }}"
#       group: "birthday-notifications"
#       color: "#A83285"
#       icon_url: "https://home-assistant.kgv14.dev:8123/local/entities/birthday-cake.png"
#       actions:
#         - action: "{{ action_sms }}"
#           title: "Send SMS"
# - wait_for_trigger:
#     platform: event
#     event_type: mobile_app_notification_action
#     event_data:
#       action: "{{action_sms}}"
#   timeout:
#     hours: 24
# - choose:
#     conditions: "{{ wait.trigger is not none and wait.trigger.event.data.action == action_sms }}"
#     sequence:
#       service: notify.owners
#       data:
#         message: command_activity
#         title: "sms:{{ phone_number }}?body=Gratulere med {{ age|string + 'års ' if age is not none else '' }}dagen  {{first_name}}!"
#         data:
#           tag: "android.intent.action.SENDTO"
#   default:
#     service: notify.owners
#     data:
#       message: clear_notification
#       data:
#         tag: "birthday-notification-{{ context.id }}-{{ first_name | upper }}"

blueprint:
  domain: script
  name: Notify user
  description: >-
    Notify a user
  input:
    notify_devices:
      name: "Device(s) to notify"
      selector:
        entity:
          multiple: true
      default: []
    title:
      name: "Title"
      selector:
        text:
          multiline: false
      default: ""
    message:
      name: "Message"
      selector:
        text:
          multiline: true
    data:
      name: "Data object"
      selector:
        object:
      default: {}
    tts:
      name: "TTS"
      selector:
        boolean:
      default: "{{ false }}"

mode: parallel

variables:
  devices_input: !input notify_devices
  devices: >-
    {% set devices = namespace(entity=[]) %}
    {% for device in (
          devices_input if devices_input is iterable and (
            devices_input is not string and devices_input is not mapping
          ) else [ devices_input ]
        ) if device.startswith('notify.') or device.startswith('group.') %}
      {% if device.startswith('group.') %}
        {% for group_device in state_attr(device, 'entity_id') if group_device.startswith('notify.') %}
          {% set devices.entity = devices.entity + [ group_device ] %}
        {% endfor %}
      {% else %}
        {% set devices.entity = devices.entity + [ device ] %}
      {% endif %}
    {% endfor %}
    {{ devices.entity }}
  title: !input title
  message: !input message
  data: !input data
  tts: !input tts
  actions: >-
    {% set actions = namespace(name=[]) %}
    {% for action in (data.actions if 'actions' in data else []) %}
      {% set actions.name = actions.name + [ action.action ] %}
    {% endfor %}
    {{ actions.name }}
  tag: "tag-{{ this.context.id }}"
sequence:
  - service: system_log.write
    data:
      level: warning
      message: >-
        Notify-devices:
        
        - {{ devices_input|join("\n\n - ") }}
        
        Devices: 

        - {{ devices|join("\n\n - ") }}

        Data: {{ data }}

        Actions: {{ actions }}
  - repeat:
      for_each: "{{ devices }}"
      sequence:
      - variables:
          tag: "{{ tag }}-{{ repeat.index }}"
      - if: "{{ tts }}"
        then:
          alias: "Send TTS"
          service: "{{ repeat.item }}"
          data:
            title: "{{ title if title.strip()|length > 0 else message|truncate(50, true) }}"
            message: "TTS"
      - alias: "Send notification"
        service: "{{ repeat.item }}"
        data:
          title: "{{ title if title.strip()|length > 0 else '' }}"
          message: "{{ message }} {{ tag }}"
          data: >-
            {{ data }}