loop_siren_announcer.yaml

blueprint:
  name: Loop Siren Announcer (alarm-triggered, user-selected TTS)
  description: >
    When any selected alarm panel is TRIGGERED, set volume, announce a message
    using the TTS engine you choose, and every N seconds run a siren-control
    script and re-announce until that same panel is DISARMED.
  domain: automation
  input:
    alarm_panels:
      name: Alarm panels to monitor
      description: One or more alarm_control_panel entities to watch for TRIGGERED.
      selector:
        entity:
          domain: alarm_control_panel
          multiple: true

    media_players:
      name: Media players to announce on
      description: Speakers/players that will speak the message.
      selector:
        entity:
          domain: media_player
          multiple: true

    tts_engine:
      name: TTS engine
      description: Select your TTS entity (e.g., Piper, Google Cloud TTS, etc.).
      selector:
        entity:
          domain: tts

    volume_level:
      name: Volume level
      description: Set volume before speaking (0.0 - 1.0).
      default: 1.0
      selector:
        number:
          min: 0
          max: 1
          step: 0.05
          mode: slider

    tts_message:
      name: TTS message
      description: Phrase to repeat while the alarm remains triggered.
      default: The alarm is triggered.
      selector:
        text: {}

    tts_language:
      name: (Optional) TTS language code
      description: Language code for your TTS engine (e.g., en_US). Leave blank to use engine default.
      default: ""
      selector:
        text: {}

    tts_voice:
      name: (Optional) TTS voice name
      description: Voice name supported by your TTS engine (e.g., en_US-amy-low for Piper). Leave blank to use engine default.
      default: ""
      selector:
        text: {}

    repeat_seconds:
      name: Repeat every (seconds)
      description: How often to re-run the siren script and announcement.
      default: 20
      selector:
        number:
          min: 5
          max: 300
          step: 1
          unit_of_measurement: s
          mode: slider

    siren_script:
      name: Siren control script
      description: This script will be called every N seconds while triggered.
      selector:
        entity:
          domain: script
          multiple: false

mode: restart
max_exceeded: silent

variables:
  v_media_players: !input media_players
  v_tts_engine: !input tts_engine
  v_volume: !input volume_level
  v_msg: !input tts_message
  v_lang: !input tts_language
  v_voice: !input tts_voice
  v_repeat: !input repeat_seconds
  v_siren_script: !input siren_script

trigger:
  - platform: state
    entity_id: !input alarm_panels
    to: triggered

# Operate on the panel that fired; restart retargets if another panel triggers later.
action:
  - variables:
      triggered_panel: "{{ trigger.entity_id }}"

  # 1) Set volume on all players
  - service: media_player.volume_set
    target:
      entity_id: "{{ v_media_players }}"
    data:
      volume_level: "{{ v_volume }}"

  # 2) Speak immediately once using user-chosen TTS engine.
  - choose:
      - conditions: "{{ v_lang|length > 0 and v_voice|length > 0 }}"
        sequence:
          - service: tts.speak
            data:
              entity_id: "{{ v_tts_engine }}"
              media_player_entity_id: "{{ v_media_players }}"
              message: "{{ v_msg }}"
              language: "{{ v_lang }}"
              options:
                voice: "{{ v_voice }}"
      - conditions: "{{ v_lang|length > 0 and v_voice|length == 0 }}"
        sequence:
          - service: tts.speak
            data:
              entity_id: "{{ v_tts_engine }}"
              media_player_entity_id: "{{ v_media_players }}"
              message: "{{ v_msg }}"
              language: "{{ v_lang }}"
      - conditions: "{{ v_lang|length == 0 and v_voice|length > 0 }}"
        sequence:
          - service: tts.speak
            data:
              entity_id: "{{ v_tts_engine }}"
              media_player_entity_id: "{{ v_media_players }}"
              message: "{{ v_msg }}"
              options:
                voice: "{{ v_voice }}"
    default:
      - service: tts.speak
        data:
          entity_id: "{{ v_tts_engine }}"
          media_player_entity_id: "{{ v_media_players }}"
          message: "{{ v_msg }}"

  # 3) Loop: wait for disarm OR timeout; if timeout, run siren script + re-announce; stop when disarmed
  - repeat:
      sequence:
        - wait_template: "{{ is_state(triggered_panel, 'disarmed') }}"
          timeout:
            seconds: "{{ v_repeat | int }}"
          continue_on_timeout: true

        - choose:
            - conditions: "{{ is_state(triggered_panel, 'disarmed') }}"
              sequence:
                - stop: Alarm Disarmed
          default:
            - service: script.turn_on
              target:
                entity_id: "{{ v_siren_script }}"

            - choose:
                - conditions: "{{ v_lang|length > 0 and v_voice|length > 0 }}"
                  sequence:
                    - service: tts.speak
                      data:
                        entity_id: "{{ v_tts_engine }}"
                        media_player_entity_id: "{{ v_media_players }}"
                        message: "{{ v_msg }}"
                        language: "{{ v_lang }}"
                        options:
                          voice: "{{ v_voice }}"
                - conditions: "{{ v_lang|length > 0 and v_voice|length == 0 }}"
                  sequence:
                    - service: tts.speak
                      data:
                        entity_id: "{{ v_tts_engine }}"
                        media_player_entity_id: "{{ v_media_players }}"
                        message: "{{ v_msg }}"
                        language: "{{ v_lang }}"
                - conditions: "{{ v_lang|length == 0 and v_voice|length > 0 }}"
                  sequence:
                    - service: tts.speak
                      data:
                        entity_id: "{{ v_tts_engine }}"
                        media_player_entity_id: "{{ v_media_players }}"
                        message: "{{ v_msg }}"
                        options:
                          voice: "{{ v_voice }}"
              default:
                - service: tts.speak
                  data:
                    entity_id: "{{ v_tts_engine }}"
                    media_player_entity_id: "{{ v_media_players }}"
                    message: "{{ v_msg }}"
      until: []