mode: single
blueprint:
  name: Bosch BTH-RA Radiator Control
  homeassistant:
    min_version: "2024.6.0"
  description: >
   Eine Automation zur automatischen Steuerung eines Bosch TRV Heizkörperthermostats.
  domain: automation
  author: Me
  input:
    trv:
      name: Thermostat
      description: Thermostat muss ein Bosch BTH-RA sein
      selector:
        entity:
          multiple: false
          filter:
            - domain: climate
    temperature_sensor:
      name: Temperatursensor
      selector:
        entity:
          multiple: false
          filter:
            - domain: sensor
              device_class: temperature
    window_section:
      name: Fenster-/Türsensor Konfiguration
      description: Konfiguration für den Fenster-/Türsensor. 
      collapsed: false
      input:
        window_sensor:
          name: Fenster-/Türsensor (oder Gruppe)
          selector:
            entity:
              multiple: false
              filter:
                - domain: binary_sensor
        window_delay_open:
          name: Fenster-/Türsensor Verzögerung
          description: Zeit die das Fenster offen bleiben muss, um die den Radiator in den "Fenster offen"-Modus zu versetzen (Default = 30s)
          default: 30
          selector:
            number:
              mode: box
              min: 0.0
              max: 3600.0
              unit_of_measurement: seconds
              step: 1.0
        window_delay_close:
          name: Fenster-/Türsensor Verzögerung
          description: Zeit die das Fenster geschlossen bleiben muss, um die den Radiator in den "Fenster geschlossen"-Modus zu versetzen (Default = 5s)
          default: 5
          selector:
            number:
              mode: box
              min: 0.0
              max: 3600.0
              unit_of_measurement: seconds
              step: 1.0
    schedule_section:
      name: Heizplan Konfiguration
      description: Konfiguration der Heizpläne die für den Radiator berücksichtigt werden sollen
      collapsed: false
      input:
        radiator_schedules:
          name: Heizpläne
          description: Alle Heizpläne die für den Radiator berücksichtigt werden sollen. Sind mehrere Schedules aktiv, wird der erste mit einem gültigen Slot verwendet.
          default: []
          selector:
            entity:
              multiple: true
              filter:
                - domain: switch
    away_section:
      name: Konfiguration für Abwesenheitsmodus
      description: Konfiguration für das Absenken der Heizung im Abwesenheitsmodus eines Alarmsystems
      collapsed: false
      input:
        alarm_control_panel:
          name: Alarm Control Panel
          description: Optional - Alarm Control Panel um Heizung abzusenken, wenn Alarm im Abwesendmodus ist
          default: null
          selector:
            entity:
              multiple: false
              filter:
                - domain: alarm_control_panel
        away_temperature:
          name: Abwesenheitstemperatur
          description: Temperatur die eingestellt wird, wenn der Alarm im Abwesendmodus ist (Default = 18°C)
          default: 18
          selector:
            number:
              mode: box
              min: 15.0
              max: 25.0
              unit_of_measurement: "°C"
              step: 0.5

variables:
  trv: !input trv
  temperature_sensor: !input temperature_sensor
  radiator_schedules: !input radiator_schedules
  away_temperature: !input away_temperature
  alarm_control_panel: !input alarm_control_panel
  remote_temperature_entity: >
    {% set entities = device_entities(device_id(trv)) %}
    {% set remote_temperature_entity_id = namespace(id='') %}
    {% for entity in entities %}
      {% if 'remote_temperature' in entity %}
        {% set remote_temperature_entity_id.id = entity %}
      {% endif %}
    {% endfor %}
    {{ remote_temperature_entity_id.id }}
  window_detection_entity: >
    {% set entities = device_entities(device_id(trv)) %}
    {% set window_detection_entity_id = namespace(id='') %}
    {% for entity in entities %}
      {% if 'window_detection' in entity %}
        {% set window_detection_entity_id.id = entity %}
      {% endif %}
    {% endfor %}
    {{ window_detection_entity_id.id }}
  scheduled_temperature: >
    {% set ns = namespace(current_temperature = none) %}
    {% for schedule in radiator_schedules %}
      {% if states(schedule) == 'on' and state_attr(schedule, 'current_slot') is not none %}
        {% set current_slot = state_attr(schedule, 'current_slot') %}
        {% set actions = state_attr(schedule, 'actions') %}
        {% if actions is not none and actions | length > current_slot %}
          {% set action = actions[current_slot] %}
          {% if action.data.temperature is defined and action.data.temperature | is_number %}
            {% set ns.current_temperature = action.data.temperature %}
            {% break %}
          {% endif %}
        {% endif %}
      {% endif %}
    {% endfor %}
    {{ ns.current_temperature }}
  target_temperature: >
    {% if alarm_control_panel and is_state(alarm_control_panel, 'armed_away') %}
      {{ away_temperature }}
    {% elif scheduled_temperature is not none %}
      {{ scheduled_temperature }}
    {% else %}
      {{ away_temperature }}
    {% endif %}

triggers:
  - platform: state
    entity_id:
      - !input window_sensor
    from: "off"
    to: "on"
    for: !input window_delay_open
    id: FENSTER_OPEN
  - platform: state
    entity_id:
      - !input window_sensor
    from: "on"
    to: "off"
    for: !input window_delay_close
    id: FENSTER_CLOSED
  - platform: time_pattern
    # Synce Temperatur alle 20 Minuten (Teiler von 60)
    minutes: "/20"
    id: SYNC_TEMPERATURE
  - platform: state
    entity_id: !input temperature_sensor
    id: TEMP_CHANGED
  - platform: state
    entity_id: !input alarm_control_panel
    to: "armed_away"
    id: ALARM_ARMED_AWAY
  - platform: state
    entity_id: !input alarm_control_panel
    from: "armed_away"
    to: "disarmed"
    id: ALARM_DISARMED_AWAY

actions:
  # setze Fenster auf offen/geschlossen
  - choose:
    - conditions:
      - condition: trigger
        id:
          - FENSTER_OPEN
      - condition: template
        value_template: >
          {{ is_state(window_detection_entity, 'off') }}
      sequence:
        - service: switch.turn_on
          target:
            entity_id: "{{ window_detection_entity }}"
      alias: Setze Fenster auf offen
    - conditions:
      - condition: trigger
        id:
          - FENSTER_CLOSED
      - condition: template
        value_template: >
          {{ is_state(window_detection_entity, 'on') }}
      sequence:
        - service: switch.turn_off
          target:
            entity_id: "{{ window_detection_entity }}"
        - if:
            - condition: template
              value_template: >
                {{ target_temperature is not none and target_temperature | is_number }}
          then:
            - service: climate.set_temperature
              target:
                entity_id: !input trv
              data:
                temperature: "{{ target_temperature | float }}"
      alias: Setze Fenster auf geschlossen und setze Solltemperatur auf Wert aus Zeitplan (wenn vorhanden)
    alias: Fensterstatus Änderung
  # temperature sensor sync
  - choose:
    - conditions:
      - condition: trigger
        id:
          - TEMP_CHANGED
      - condition: template
        value_template: >
          {{ temperature_sensor is defined and states(temperature_sensor) | is_number }}
      sequence:
        - service: number.set_value
          data:
            value: "{{ states(temperature_sensor) | float }}"
          target:
            entity_id: "{{ remote_temperature_entity }}"
      alias: Synchronisiere Temperatur am TRV (bei Änderung)
    - conditions:
      - condition: trigger
        id:
          - SYNC_TEMPERATURE
      - condition: template
        value_template: >
          {{ temperature_sensor is defined and states(temperature_sensor) | is_number }}
      - condition: template
        value_template: >
          {{ (now() - states[temperature_sensor].last_changed).total_seconds() > 1199 }}
      sequence:
        - service: number.set_value
          data:
            value: "{{ states(temperature_sensor) | float }}"
          target:
            entity_id: "{{ remote_temperature_entity }}"
      alias: Synchronisiere Temperatur am TRV (zeitbasiert, wenn länger als 20min unverändert)
    alias: Temperatursynchronisation
  # setze Solltemperatur basierend auf Alarm-Status
  - choose:
    - conditions:
      - condition: trigger
        id:
          - ALARM_ARMED_AWAY
          - ALARM_DISARMED_AWAY
      sequence:
        - if:
            - condition: template
              value_template: >
                {{ target_temperature is not none and target_temperature | is_number }}
          then:
            - service: climate.set_temperature
              target:
                entity_id: !input trv
              data:
                temperature: "{{ target_temperature | float }}"
      alias: Setze Solltemperatur basierend auf Alarm-Status
    alias: Solltemperatur setzen