Blueprint for a Home Assistant voicemail automation for Technithusiast

voicemail.yaml

blueprint:
  name: Voicemail Reminder Automation
  description: If you have uncompleted items on a to-do list when occupancy is detected, announce it on a speaker.
  domain: automation
  input:
    occupancy_sensor:
      name: Occupancy Binary Sensor
      description: You can use any sensor as an occupancy sensor as long as it's a binary sensor
      selector:
        entity:
          filter:
            - domain: binary_sensor
    todo_voicemail:
      name: Urgent Todo List
      description: Select the todo list that contains items you want read to you
      selector:
        entity:
          filter:
            - domain: todo
    announce_player:
      name: Media Player
      description: What device do you want your todo items read to you on?
      selector:
        entity:
          filter:
            - domain: media_player
    announcement_volume:
      name: Announcement Volume
      description: Set the volume of the device used for announcements
      default: 0.4
      selector:
        number:
          min: 0.00
          max: 1.00
          step: 0.05
          mode: slider

variables:
  voicemail_name: !input todo_voicemail

trigger:
  - platform: state
    entity_id:
      - !input occupancy_sensor
    from: null
    to: "On"
condition:
  - condition: template
    value_template: "{{ states(voicemail_name) | int > 0 }}"
action:
  - service: scene.create
    metadata: {}
    data:
      scene_id: tempscene
      snapshot_entities:
        - !input announce_player
  - service: media_player.volume_set
    metadata: {}
    data:
      volume_level: !input announcement_volume
    target:
      entity_id: !input announce_player
  - service: todo.get_items
    target:
      entity_id: !input todo_voicemail
    data:
      status: needs_action
    response_variable: the_todos
  - service: tts.cloud_say
    metadata: {}
    data:
      cache: false
      message: >
        {% set list_voicemail = the_todos[voicemail_name]['items'] |
        map(attribute='summary') %}  
        You have {{the_todos[voicemail_name]['items'] | list | count }}   
        {% if the_todos[voicemail_name]['items'] | list | count | int > 1 %}
          messages.
        {% else %}
          message.
        {% endif %} 
        {% for vm in list_voicemail %}
          {{ loop.index }}: {{ vm }}
        {% endfor %}  
        End of messages.
      entity_id: !input announce_player
  - wait_for_trigger:
      - platform: state
        entity_id:
          - !input announce_player
        from: null
        to: idle
  - service: scene.turn_on
    metadata: {}
    target:
      entity_id: scene.tempscene
mode: single

Hi! I don't know if you can do pull requests on a repository....but I've amended to your blueprint and thought I'd share.

blueprint:
  name: Voicemail Reminder Automation
  description: If you have uncompleted items on a to-do list when occupancy is detected,
    announce it on a speaker.
  domain: automation
  input:
    occupancy_sensor:
      name: Occupancy Binary Sensor
      description: You can use any sensor as an occupancy sensor as long as it's a
        binary sensor
      selector:
        entity:
          filter:
          - domain:
            - binary_sensor
          multiple: false
    todo_voicemail:
      name: Urgent Todo List
      description: Select the todo list that contains items you want read to you
      selector:
        entity:
          filter:
          - domain:
            - todo
          multiple: false
    announce_player:
      name: Media Player
      description: What device do you want your todo items read to you on?
      selector:
        entity:
          filter:
          - domain:
            - media_player
          multiple: false
    announcement_volume:
      name: Announcement Volume
      description: Set the volume of the device used for announcements
      default: 0.4
      selector:
        number:
          min: 0.0
          max: 1.0
          step: 0.05
          mode: slider
    intro_message:
      name: Intro Message
      description: The words to be used before voicemail items are listed
      default: ' '
      selector:
        select:
          options:
          - Good morning
          - Good afternoon
          - Good evening
          multiple: true
          custom_value: true
    random_intro:
      name: Randomize Intro Message
      description: You can choose to have the intro message randomally chosen to spice up the message every time you hear it!
      default: true
      selector:
        boolean: {}          
  source_url: https://gist.github.com/andersonimes/1a7aa4771c4ab994a0b95822abdde7f5
variables:
  voicemail_name: !input todo_voicemail
  intro_variable: !input intro_message
  intro_random: '{{ intro_variable | list | random }}'
  intro_list: '{{ intro_variable | list }}'
  random: !input random_intro
trigger:
- platform: state
  entity_id:
  - !input occupancy_sensor
  from:
  to: 'on'
condition:
- condition: template
  value_template: '{{ states(voicemail_name) | int > 0 }}'
action:
- service: scene.create
  metadata: {}
  data:
    scene_id: tempscene
    snapshot_entities:
    - !input announce_player
- service: media_player.volume_set
  metadata: {}
  data:
    volume_level: !input announcement_volume
  target:
    entity_id: !input announce_player
- service: todo.get_items
  target:
    entity_id: !input todo_voicemail
  data:
    status: needs_action
  response_variable: the_todos
- service: tts.amazon_polly_say
  metadata: {}
  data:
    cache: false
    message: "{% set list_voicemail = the_todos[voicemail_name]['items'] | map(attribute='summary')
      %} {% if random == true %}\n {{intro_random}} \n{% else %}\n {{intro_list}}\n {% endif %} you have {{the_todos[voicemail_name]['items'] | list | count }}    {% if
      the_todos[voicemail_name]['items'] | list | count | int > 1 %}\n  items that need your attention.\n{%
      else %}\n  item that needs your attention.\n{% endif %}  {% for vm in list_voicemail %}\n  {{ loop.index
      }}: {{ vm }}\n{% endfor %}   End of messages.\n"
    entity_id: !input announce_player
- wait_for_trigger:
  - platform: state
    entity_id:
    - !input announce_player
    from:
    to: idle
- service: scene.turn_on
  metadata: {}
  target:
    entity_id: scene.tempscene
mode: single