mode: queued
max: 5
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
    heating_period_switch:
      name: Heizperiode Switch
      description: Optional - Input Boolean der angibt ob Heizperiode aktiv ist. Wenn nicht gesetzt, ist die Heizperiode immer aktiv.
      selector:
        entity:
          multiple: false
          filter:
            - domain: input_boolean
    min_temperature:
      name: Minimale Temperatur
      description: Minimale erlaubte Solltemperatur als Sicherheitsgrenze (Default = 15°C)
      default: 15
      selector:
        number:
          mode: box
          min: 10.0
          max: 20.0
          unit_of_measurement: "°C"
          step: 0.5
    max_temperature:
      name: Maximale Temperatur
      description: Maximale erlaubte Solltemperatur als Sicherheitsgrenze (Default = 28°C)
      default: 23
      selector:
        number:
          mode: box
          min: 20.0
          max: 25.0
          unit_of_measurement: "°C"
          step: 0.5
    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 einer gültigen Temperatur verwendet.
          default: []
          selector:
            entity:
              multiple: true
              filter:
                - domain: schedule
        
        active_scheduler_selector:
          name: Aktiver Scheduler Selector
          description: >
            Input Select der den aktuell aktiven Scheduler enthält (per Friendly Name).
            Wird verwendet um zu bestimmen welcher Schedule für die Temperatur verwendet werden soll.
            
            **WICHTIG**: Die Options müssen die Friendly Names der Scheduler aus der Scheduler-Liste enthalten.
            
            **HINWEIS**: Wenn der angezeigte Scheduler inaktiv ist (off), wird automatisch
            auf die Abwesenheitstemperatur zurückgegriffen.
            
            Beispiel: Wird typischerweise vom "Heizplan Selector" Blueprint gesteuert.
          selector:
            entity:
              filter:
                - domain: input_select
    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
          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
  heating_period_switch: !input heating_period_switch
  radiator_schedules: !input radiator_schedules
  active_scheduler_selector: !input active_scheduler_selector
  away_temperature: !input away_temperature
  min_temperature: !input min_temperature
  max_temperature: !input max_temperature
  alarm_control_panel: !input alarm_control_panel
  is_heating_period: >
    {% if heating_period_switch is none or heating_period_switch == '' %}
      true
    {% else %}
      {{ is_state(heating_period_switch, 'on') }}
    {% endif %}
  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) %}
    {% set selected_friendly_name = states(active_scheduler_selector) %}
    {% if selected_friendly_name is not none and selected_friendly_name != 'unknown' %}
      {% for schedule in radiator_schedules %}
        {% if state_attr(schedule, 'friendly_name') == selected_friendly_name and states(schedule) == 'on' %}
          {% set temp = state_attr(schedule, 'temp') %}
          {% if temp is not none and temp | is_number %}
            {% set ns.current_temperature = temp %}
            {% break %}
          {% endif %}
        {% endif %}
      {% endfor %}
    {% endif %}
    {{ 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 %}
  safe_temperature: >
    {% set temp = target_temperature | float(18) %}
    {% if temp < min_temperature %}
      {{ min_temperature }}
    {% elif temp > max_temperature %}
      {{ max_temperature }}
    {% else %}
      {{ temp }}
    {% endif %}
  is_valid_temperature: >
    {{ safe_temperature is not none and safe_temperature | is_number }}
  is_temperature_change_needed: >
    {% set current = state_attr(trv, 'temperature') | float(0) %}
    {% set new = safe_temperature | float(0) %}
    {% set diff = new - current %}
    {% if new > current %}
      true
    {% elif diff | abs >= 0.5 %}
      true
    {% else %}
      false
    {% endif %}
  is_sensor_sync_needed: >
    {% set current_remote_temp = states(remote_temperature_entity) | float(0) %}
    {% set new_sensor_temp = states(temperature_sensor) | float(0) %}
    {% set target = safe_temperature | float(0) %}
    {% set diff = (new_sensor_temp - current_remote_temp) | abs %}
    {% if diff >= 0.5 %}
      true
    {% elif new_sensor_temp < target and current_remote_temp >= target %}
      true
    {% elif new_sensor_temp > target and current_remote_temp <= target %}
      true
    {% else %}
      false
    {% endif %}
  scheduler_mismatch: >
    {% set selected_friendly_name = states(active_scheduler_selector) %}
    {% if selected_friendly_name not in ['unknown', '', none] %}
      {% set found = namespace(value=false) %}
      {% for schedule in radiator_schedules %}
        {% if state_attr(schedule, 'friendly_name') == selected_friendly_name %}
          {% set found.value = true %}
        {% endif %}
      {% endfor %}
      {{ not found.value }}
    {% else %}
      false
    {% 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 5 Minuten (Teiler von 60)
    minutes: "/5"
    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
  - platform: state
    entity_id: !input heating_period_switch
    to: "on"
    id: HEATING_PERIOD_ON
  - platform: state
    entity_id: !input heating_period_switch
    to: "off"
    id: HEATING_PERIOD_OFF
  - platform: state
    entity_id: !input radiator_schedules
    attribute: temp
    id: SCHEDULE_TEMP_CHANGED
  - platform: state
    entity_id: !input active_scheduler_selector
    id: SCHEDULER_CHANGED

actions:
  - choose:
    # Heizperiode Switch Aktionen
    - conditions:
      - condition: trigger
        id:
          - HEATING_PERIOD_ON
          - HEATING_PERIOD_OFF
      sequence:
        - choose:
          - conditions:
            - condition: trigger
              id:
                - HEATING_PERIOD_ON
            sequence:
              - service: climate.set_hvac_mode
                target:
                  entity_id: !input trv
                data:
                  hvac_mode: "heat"
              - if:
                  - condition: state
                    entity_id: !input window_sensor
                    state: "on"
                then:
                  - service: switch.turn_on
                    target:
                      entity_id: "{{ window_detection_entity }}"
              - if:
                  - condition: template
                    value_template: >
                      {{ is_valid_temperature and is_temperature_change_needed }}
                then:
                  - service: climate.set_temperature
                    target:
                      entity_id: !input trv
                    data:
                      temperature: "{{ safe_temperature | float }}"
            alias: Heizperiode aktiviert - Setze Modus auf heat, synchronisiere Fensterstatus und Solltemperatur
          - conditions:
            - condition: trigger
              id:
                - HEATING_PERIOD_OFF
            sequence:
              - service: switch.turn_off
                target:
                  entity_id: "{{ window_detection_entity }}"
              - service: climate.set_hvac_mode
                target:
                  entity_id: !input trv
                data:
                  hvac_mode: "off"
            alias: Heizperiode deaktiviert - Setze Fenster geschlossen und Modus auf off
          alias: Heizperiode Switch Änderung
      alias: Heizperiode Switch Aktionen
    # Alle bestehenden Aktionen nur ausführen wenn Heizperiode aktiv ist
    - conditions:
      - condition: template
        value_template: "{{ is_heating_period }}"
      sequence:
        # 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: >
                      {{ is_valid_temperature and is_temperature_change_needed }}
                then:
                  - service: climate.set_temperature
                    target:
                      entity_id: !input trv
                    data:
                      temperature: "{{ safe_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 }}
            - condition: template
              value_template: "{{ is_sensor_sync_needed }}"
            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[remote_temperature_entity].last_changed).total_seconds() > 1499 }}
            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 25min unverändert)
          alias: Temperatursynchronisation
        # setze Solltemperatur bei Schedule und Alarm-Status-Änderungen
        - choose:
          - conditions:
            - condition: trigger
              id:
                - ALARM_ARMED_AWAY
                - ALARM_DISARMED_AWAY
                - SCHEDULE_TEMP_CHANGED
                - SCHEDULER_CHANGED
            - condition: template
              value_template: >
                {% if trigger.id == 'SCHEDULE_TEMP_CHANGED' %}
                  {% set selected_friendly_name = states(active_scheduler_selector) %}
                  {{ state_attr(trigger.entity_id, 'friendly_name') == selected_friendly_name }}
                {% else %}
                  true
                {% endif %}
            sequence:
              - if:
                  - condition: template
                    value_template: >
                      {{ is_valid_temperature and is_temperature_change_needed }}
                then:
                  - service: climate.set_temperature
                    target:
                      entity_id: !input trv
                    data:
                      temperature: "{{ safe_temperature | float }}"
              # Notification bei Scheduler-Mismatch
              - if:
                  - condition: template
                    value_template: "{{ scheduler_mismatch and trigger.id == 'SCHEDULER_CHANGED' }}"
                then:
                  - service: persistent_notification.create
                    data:
                      title: "⚠️ Radiator Control - Scheduler nicht gefunden"
                      message: >
                        Der ausgewählte Scheduler '{{ states(active_scheduler_selector) }}' wurde nicht in der
                        Scheduler-Liste gefunden.
                        
                        TRV '{{ state_attr(trv, 'friendly_name') }}' nutzt Fallback-Temperatur: {{ safe_temperature }}°C
                        (Original: {{ target_temperature }}°C, Limits: {{ min_temperature }}-{{ max_temperature }}°C)
                        
                        Bitte Konfiguration überprüfen.
                      notification_id: "radiator_control_scheduler_mismatch_{{ trv }}"
            alias: Setze Solltemperatur
          alias: Solltemperatur bei Änderungen
      alias: Aktionen während Heizperiode
    alias: Hauptsteuerung