esphome powered imperial march doorbell

doorbell.yaml

---
# writtten by Jasper Spaans,
# based on https://frenck.dev/diy-smart-doorbell-for-just-2-dollar/
esphome:
  name: doorbell_v2
  platform: ESP8266
  board: esp01
# WiFi connection, correct these
# with values for your WiFi.
wifi:
  ssid: XXX
  password: YYY
# Enable logging.
logger:
# Enable Home Assistant API.
api:
# Enable over-the-air updates.
ota:
# Enable Web server.
web_server:
  port: 80
# Sync time with Home Assistant.
time:
  - platform: homeassistant
    id: homeassistant_time
# Text sensors with general information.
text_sensor:
# Expose ESPHome version as sensor.
  - platform: version
    name: Doorbell ESPHome Version
# Expose WiFi information as sensors.
  - platform: wifi_info
    ip_address:
      name: Doorbell IP
    ssid:
      name: Doorbell SSID
    bssid:
      name: Doorbell BSSID
# Sensors with general information.
sensor:
  # Uptime sensor.
  - platform: uptime
    name: Doorbell Uptime
  # WiFi Signal sensor.
  - platform: wifi_signal
    name: Doorbell WiFi Signal
    update_interval: 60s
# Global to store the on/off state of the chime and march flag
globals:
  - id: chime
    type: bool
    restore_value: true
    initial_value: 'true'
  - id: march
    type: bool
    restore_value: true
    initial_value: 'true'
# Exposed switches.
switch:
  # Switch to restart the doorbell.
  - platform: restart
    name: Doorbell Restart
  # Switch to turn on/off the chime.
  - platform: gpio
    id: relay
    inverted: true
    name: Doorbell Chime
    pin: GPIO0
    # Switch to turn on/off chime when
    # doorbell button is pushed.
    #
    # It creates a "virtual" switch based
    # on a global variable.
  - platform: template
    name: Doorbell Chime Active
    id: chime_active
    restore_state: false
    turn_on_action:
      - globals.set:
          id: chime
          value: 'true'
    turn_off_action:
      - globals.set:
          id: chime
          value: 'false'
    lambda: |-
      return id(chime);
  - platform: template
    name: March
    id: march_active
    restore_state: true
    turn_on_action:
      - globals.set:
          id: march
          value: 'true'
    turn_off_action:
      - globals.set:
          id: march
          value: 'false'
    lambda: |-
      return id(march);

# A rhythmic interpretation of the Emperor's March
script:
  - id: march_script
    then:
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.58s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.58s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.58s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.38s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.18s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.58s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.38s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay
      - delay: 0.18s
      - switch.turn_on: relay
      - delay: 0.02s
      - switch.turn_off: relay

# Binary sensor representing the
# Doorbell button push.
binary_sensor:
  - platform: gpio
    id: button
    name: Doorbell Button
    pin:
      # Connected to GPIO on the ESP-01S.
      number: GPIO2
      mode: INPUT_PULLUP
      inverted: true
    filters:
      # Small filter, to debounce the button press.
      - delayed_on: 25ms
      - delayed_off: 25ms
    on_press:
      # Only turn on the chime when it is active.
      then:
        if:
          condition:
            and:
              - switch.is_on: chime_active
              - not:
                  - script.is_running: march_script
          then:
            if:
              condition:
                switch.is_on: march_active
              then:
                - script.execute: march_script
              else:
                - switch.turn_on: relay
    on_release:
      # On release, turn of the chime.
      - switch.turn_off: relay