haos-blueprints/Common/Alarm Notification.yaml

blueprint:
  name: "Custom: Multi-Sensor Alarm & Notification"
  description: >
    Triggers notifications and alarm actions when any of the configured binary sensors
    change to "on". Supports per-sensor notification texts, optional alarm switch,
    melody and volume selectors.
  domain: automation
  input:
    devices:
      name: "Devices"
      collapsed: false
      input:
        binary_sensors:
          name: Binary Sensors
          description: List of sensors to monitor
          selector:
            entity:
              domain: 
                - binary_sensor
                - input_boolean
              multiple: true
              
        binary_sensors_decay_duration:
          name: Binary Sensors Decay Duration (seconds)
          description: Minimum time a sensor must stay ON before considered active
          default: 5
          selector:
            number:
              min: 0
              max: 30
              unit_of_measurement: "s"              
              
    notification:
      name: "Notification"
      collapsed: false
      input:
        notify_target:
          name: Notification Target (optional)
          description: Device or service to send notifications
          default: null
          selector:
            entity:
              domain: notify
    
        notify_texts:
          name: Notification Texts
          description: One line per binary sensor, aligned with sensor list
          default: []
          selector:
            text:
              multiple: true
              
    alarm_group:
      name: "Alarm"
      collapsed: false
      input:    
        alarm_switch:
          name: Alarm Switch (optional)
          description: Switch entity to toggle alarm device
          default: null
          selector:
            entity:
              domain: switch
    
        melody_id:
          name: Melody Identifier
          description: Static melody identifier string
          default: ""
          selector:
            text:
    
        melody_select:
          name: Melody Selector (optional)
          description: Input select entity pointing to melody list
          default: ""
          selector:
            entity:
              domain: 
                - input_select
                - select
    
    
        volume_id:
          name: Volume Identifier
          description: Static volume identifier string
          default: ""
          selector:
            text:
    
        volume_select:
          name: Volume Selector (optional)
          description: Input select entity pointing to volume list
          default: ""
          selector:
            entity:
              domain: 
                - input_select
                - select

mode: restart

trigger:
  - platform: state
    entity_id: !input binary_sensors
    to: "on"
    for:
      seconds: !input binary_sensors_decay_duration
      
  - platform: state
    entity_id: !input binary_sensors
    to: "off"
      
action:
  - variables:
      binary_sensors: !input binary_sensors
      notify_target: !input notify_target
      melody_select: !input melody_select
      volume_select: !input volume_select
      alarm_switch: !input alarm_switch
      
      enabled_sensors: "{{ binary_sensors | list | select('is_state','on') | list }}"
      is_any_sensor_on: "{{ enabled_sensors | length != 0 }}"
      are_all_sensors_off: "{{ enabled_sensors | length == 0 }}"
      
      delay_between_setters_in_ms: 100

      is_debug: false
  
  # Debug info (log if required)
  - choose:
      - conditions:
          - condition: template
            value_template: "{{ is_debug }}"
        sequence:
          - service: persistent_notification.create
            data:
              title: "Debug Info"
              message: >
                binary_sensors = {{ binary_sensors }},
                enabled_sensors = {{ enabled_sensors }}
      
  - choose:
      - conditions:
          - condition: template
            value_template: "{{ is_any_sensor_on and notify_target is not none }}"
        sequence:
          - variables:
              notify_texts: !input notify_texts
              messages: "{{ notify_texts | list }}"
              sensor: "{{ trigger.entity_id }}"
              idx: "{{ (binary_sensors | list).index(sensor) }}"
              message: >
                {% if messages | length > idx %}
                  {{ messages[idx] }}
                {% else %}
                  Sensor {{ sensor }} triggered
                {% endif %}          
             
          - service: notify.send_message
            target:
              entity_id: !input notify_target
            data:
              message: "{{ message }}"

  - choose:
      - conditions: 
          - condition: template
            value_template: "{{ alarm_switch is not none }}"
        sequence:
          - variables:
              melody_select: !input melody_select
              melody_id: !input melody_id
              
              volume_select: !input volume_select
              volume_id: !input volume_id
              
          - choose:
              - conditions: 
                  - condition: template
                    value_template: "{{ melody_select is not none }}"            
                sequence:
                  - service: select.select_option
                    target:
                      entity_id: !input melody_select
                    data:
                      option: !input melody_id
                  - delay:
                      milliseconds: "{{ delay_between_setters_in_ms }}"  
        
          - choose:
              - conditions: 
                  - condition: template
                    value_template: "{{ volume_select is not none }}"              
                sequence:
                  - service: select.select_option
                    target:
                      entity_id: !input volume_select
                    data:
                      option: !input volume_id        
                  - delay:
                      milliseconds: "{{ delay_between_setters_in_ms }}"
                      
          - choose:
              - conditions: 
                  - condition: template
                    value_template: "{{ is_any_sensor_on }}"           
                sequence:
                  - service: switch.turn_on
                    target:
                      entity_id: !input alarm_switch
                      
              - conditions: 
                  - condition: template
                    value_template: "{{ are_all_sensors_off }}"       
                sequence:
                  - service: switch.turn_off
                    target:
                      entity_id: !input alarm_switch