nordpool_on_hours_blueprint.yaml

blueprint:
  name: Nordpool price based on off during a period
  description: This blueprints uses the nordpool integration and lets you turn on devices on the chepest hours in a row within a timespan and make automations based on that information.
  domain: automation
  input:
    grid_area:
      name: Grid area sensor
      description: This is your grid area sensor
      selector:
        entity:
          domain:
          - sensor
          integration: nordpool
          multiple: false
    start_hour:
      name: Start hour
      description: Set the hour to start to check for time period with low prices
      default: 22
      selector:
        number:
          min: 0.0
          max: 23.0
          mode: slider
          step: 1.0
    end_hour:
      name: End hour
      description: Set the hour to end the check for time period with low prices
      default: 6
      selector:
        number:
          min: 0.0
          max: 23.0
          mode: slider
          step: 1.0
    on_hours:
      name: Hours on
      description: Set the number of hours per day that the devices should be on
      default: 3
      selector:
        number:
          min: 0.0
          max: 24.0
          mode: slider
          step: 1.0
    turnon:
      name: TurnOn
      description: Actions to run to turn on devices
      default: []
      selector:
        action: {}
    turnoff:
      name: TurnOff
      description: Actions to run to turn off devices
      default: []
      selector:
        action: {}
variables:
  grid_area_var: !input grid_area
  start_hour_var: !input start_hour
  end_hour_var: !input end_hour
  on_hours_var: !input on_hours
trigger:
  - platform: time_pattern
    minutes: 0
action:
- choose:
  - conditions:
    - condition: template
      value_template: >-
        {% set current_hour = now().hour %}
        {% set offset = 0 %}

        {% if current_hour == 0 %}
          {% if states('input_text.prices') != '' %}
            - service: input_text.set_value
              data_template:
                entity_id: input_text.yesterdays_prices
                value: "{{ states('input_text.prices') }}"
          {% endif %}
          - service: input_text.set_value
            data_template:
              entity_id: input_text.prices
              value: ''
          - service: input_text.set_value
            data_template:
              entity_id: input_text.tomorrow_prices
              value: ''
        {% endif %}

        {% set yesterdays_prices = [] %}
        {% if current_hour > end_hour_var %}
          - service: input_text.set_value
            data_template:
              entity_id: input_text.yesterdays_prices
              value: ''
        {% elif states('input_text.yesterdays_prices') != '' %}
          {% set offset = 24 %}
          {% set yesterdays_prices = states('input_text.yesterdays_prices') | from_json %}
        {% endif %}

        {% set prices = states('input_text.prices') | default(state_attr(grid_area_var, 'today') | list) | from_json %}
        {% set tomorrow_prices = [] %}
        {% if current_hour >= 14 and states('input_text.tomorrow_prices') == '' %}
          {% set tomorrow_prices = state_attr(grid_area_var, 'tomorrow') | list %}
          - service: input_text.set_value
            data_template:
              entity_id: input_text.tomorrow_prices
              value: "{{ tomorrow_prices | to_json }}"
        {% elif states('input_text.tomorrow_prices') != '' %}
          {% set tomorrow_prices = states('input_text.tomorrow_prices') | from_json %}
        {% endif %}

        {% set is_between = false %}
        {% set hours_in = 0 %}
        {% if start_hour_var <= end_hour_var %}
          {% set is_between = start_hour_var <= current_hour <= end_hour_var %}
          {% set hours_in = current_hour - start_hour_var %}
        {% else %}
          {% set is_between = start_hour_var <= current_hour or current_hour <= end_hour_var %}
          {% set hours_in = (24 - start_hour_var) + current_hour %}
        {% endif %}

        {% set seton = false %}
        {% if is_between %}
          {% set all_prices = yesterdays_prices + prices + tomorrow_prices %}
          {% if start_hour_var <= end_hour_var %}
            {% set used_prices = all_prices[start_hour_var + offset:end_hour_var + offset + 1] %}
          {% else %}
            {% set used_prices = all_prices[end_hour_var:start_hour_var + 1 + offset] %}
          {% endif %}

          {% set new_ranks = [] %}
          {% set sorted_used_prices = used_prices | sort %}
          {% for i in range(used_prices | length - on_hours_var) %}
            {% set rank = 0 %}
            {% for j in range(on_hours_var) %}
              {% set rank = rank + sorted_used_prices.index(used_prices[i+j]) + 1 %}
            {% endfor %}
            {% set new_ranks = new_ranks + [rank] %}
          {% endfor %}

          {% set lowest_rank = new_ranks | sort | first %}
          {% set final_ranks = [] %}
          {% for r in new_ranks %}
            {% if r == lowest_rank %}
              {% for j in range(on_hours_var) %}
                {% set final_ranks = final_ranks + [1] %}
              {% endfor %}
            {% else %}
              {% set final_ranks = final_ranks + [2] %}
            {% endif %}
          {% endfor %}
          {% set seton = final_ranks[hours_in] == 1 %}
        {% endif %}
        {{ seton }}
    sequence: !input turnon
  default: !input turnoff