esphome light switch

dimmer-switch.yaml

substitutions:
  device_name: dining-room-light
  friendly_name: Dining Room Light
  pwm_min_power: 15%      # keep dimming functional at lowest levels
  no_delay: 0s            # transition when changing dimmer_lvl & relay delay
  transition_length: .5s  # transition when turning on/off
  long_press_min: .4s     # minimum time to activate long-press action
  long_press_max: 2s      # maximum time to activate long-press action
  long_press_up: 100%     # long press brightness
  long_press_down: 33%    # long press brightness
  long_press_main: 50%    # long press brightness

esphome:
  name: ${device_name}
  platform: ESP8266
  board: esp01_1m
  esp8266_restore_from_flash: true

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password

  # Enable fallback hotspot (captive portal) in case wifi connection fails
  ap:
    ssid: ${device_name}
    password: !secret fallback_password

captive_portal:

# Enable logging
logger:
  # Make sure logging is not using the serial port
  baud_rate: 0

# Enable Home Assistant API
api:

ota:

output:
  - platform: gpio
    pin: GPIO3
    inverted: true
    id: led5
  - platform: gpio
    pin: GPIO5
    inverted: true
    id: led4
  - platform: gpio
    pin: GPIO12
    inverted: true
    id: led3
  - platform: gpio
    pin: GPIO14
    inverted: true
    id: led2
  - platform: esp8266_pwm
    pin: GPIO13
    id: pwm
    power_supply: relay
    min_power: ${pwm_min_power}

light:
  - platform: monochromatic
    name: ${friendly_name}
    output: pwm
    default_transition_length: ${no_delay}
    id: dimmer

status_led:
  pin:
    number: GPIO4
    inverted: true

power_supply:
  - id: relay
    pin:
      number: GPIO16
      inverted: True
    enable_time: ${no_delay}
    keep_on_time: ${no_delay}

binary_sensor:
  - platform: gpio
    pin:
      number: GPIO0
      inverted: True
      mode: INPUT_PULLUP
    name: ${friendly_name} Up Button
    id: up_button
    internal: True
    on_press:
      then:
        - lambda: |-
            if (id(dimmer_lvl) > .91) {
              id(dimmer_lvl) = 1.0;
            }
            else if (id(dimmer_lvl) <= .91) {
              id(dimmer_lvl) += .083;
            };
            id(apply_dimming).execute();
    on_click:
      min_length: ${long_press_min}
      max_length: ${long_press_max}
      then:
        - light.turn_on:
            id: dimmer
            brightness: ${long_press_up}
  - platform: gpio
    pin:
      number: GPIO1
      inverted: True
      mode: INPUT_PULLUP
    name: ${friendly_name} Down Button
    internal: True
    on_press:
      then:
        - lambda: !lambda |-
            if (id(dimmer_lvl) < .10) {
              id(dimmer_lvl) = .01;
            }
            else if (id(dimmer_lvl) >= .10) {
              id(dimmer_lvl) -= .083;
            };
            id(apply_dimming).execute();
    on_click:
      min_length: ${long_press_min}
      max_length: ${long_press_max}
      then:
        - light.turn_on:
            id: dimmer
            brightness: ${long_press_down}
  - platform: gpio
    pin:
      number: GPIO15
      mode: INPUT_PULLUP
    name: ${friendly_name} Main Button
    internal: True
    on_press:
      - light.toggle: dimmer
    on_click:
      min_length: ${long_press_min}
      max_length: ${long_press_max}
      then:
        - light.turn_on:
            id: dimmer
            brightness: ${long_press_main}

globals:
  - id: dimmer_lvl
    type: float
    restore_value: no
    initial_value: '1.0'

script:
  - id: apply_dimming
    then:
      - lambda: |-
          auto call = id(dimmer).turn_on();
          call.set_brightness(id(dimmer_lvl));
          call.perform();
      - logger.log:
          format: "dimmer_lvl = %.2f"
          args: ['id(dimmer_lvl)']

interval:
  - interval: 250ms
    then:
      - lambda: |-
          auto dimmer_vals = id(dimmer).current_values;
          if (dimmer_vals.is_on()) {
            id(dimmer_lvl) = dimmer_vals.get_brightness();
          }
          if (id(dimmer_lvl) > .19) { id(led2).turn_on(); }
          if (id(dimmer_lvl) < .20) { id(led2).turn_off(); }
          if (id(dimmer_lvl) > .39) { id(led3).turn_on(); }
          if (id(dimmer_lvl) < .40) { id(led3).turn_off(); }
          if (id(dimmer_lvl) > .59) { id(led4).turn_on(); }
          if (id(dimmer_lvl) < .60) { id(led4).turn_off(); }
          if (id(dimmer_lvl) > .79) { id(led5).turn_on(); }
          if (id(dimmer_lvl) < .80) { id(led5).turn_off(); }
          if (!dimmer_vals.is_on()) {
            id(led2).turn_off();
            id(led3).turn_off();
            id(led4).turn_off();
            id(led5).turn_off();
          }