todo_list_blueprint.yaml

blueprint:
  name: OEPL Todo List
  description: >
    Displays uncompleted tasks from a to-do list on an OpenEPaperLink display.
  domain: automation
  author: g4bri3lDev
  source_url: https://gist.githubusercontent.com/g4bri3lDev/d1b133d74430a64b3b73d0f2c5eb008d/raw
  input:
    todo_list:
      name: To-do List
      description: "Select your to-do list entity"
      selector:
        entity:
          filter:
            domain: todo

    display_device:
      name: EPaper Display
      description: "Select your OpenEPaperLink display(s)"
      selector:
        device:
          filter:
            integration: open_epaper_link
          multiple: true

    max_items:
      name: Maximum number of tasks
      description: "Show only this many tasks on the display"
      default: 5
      selector:
        number:
          min: 1
          max: 20
          mode: slider
          step: 1

trigger:
  - trigger: state
    entity_id: !input todo_list

variables:
  todo_list_entity: !input todo_list
  display_device_id: !input display_device
  max_items: !input max_items

action:
  - action: todo.get_items
    target:
      entity_id: !input todo_list
    data:
      status: needs_action
    response_variable: raw_items

  - variables:
      # The service returns a dict with a key for the entity, and inside that a dict with "items"
      # e.g. { "todo.shopping_list": { "items": [ {summary:..} ] } }
      tasks: >
        {% set list_id = todo_list_entity %}
        {% if list_id in raw_items and 'items' in raw_items[list_id] %}
          {{ raw_items[list_id]["items"] }}
        {% else %}
          []
        {% endif %}
        
  - action: open_epaper_link.drawcustom
    target:
      device_id: !input display_device
    data:
      background: white
      rotate: 0
      payload:
        - type: text
          x: 10
          y: 10
          value: "{{ state_attr(todo_list_entity, 'friendly_name') }}"
          size: 20
          color: black

        - type: multiline
          x: 20
          y: 50
          value: |-
            {% for task in tasks[:max_items] or [] %}
            - {{ task.summary }}
            {%- if not loop.last %}|{% endif %}
            {% endfor %}
          delimiter: "|"
          offset_y: 15
          size: 16
          color: black

        - type: text
          x: "98%"
          y: 10
          anchor: "rt"
          value: "Updated: {{ now().strftime('%H:%M') }}"
          size: 12
          color: black