esphome.yaml

# Set some variables for convenience
substitutions:
  node_name: nspanel
  device_name: NSPanel

# Note: this may not be needed if the pull request has been merged.
# Check https://github.com/esphome/esphome/pull/2956 for current status.
external_components:
  - source: github://pr#2956
    components: [nextion]
    refresh: 12h

globals:
  - id: nextion_page_id
    type: int
    restore_value: no
    initial_value: '0'

script:
  - id: update_grid
    then:
      - lambda: |-      
          if (id(livingroom_bright_white).state) {
            id(disp1).set_component_value("bright",1);
          } else {
            id(disp1).set_component_value("bright",0);
          }
    
          if (id(livingroom_white_group).state) {
            id(disp1).set_component_value("page0.ambient",1);
          } else {
            id(disp1).set_component_value("page0.ambient",0);
          }
    
          if (id(movie_lighting).state) {
            id(disp1).set_component_value("movie",1);
            id(disp1).send_command_printf("page0.bco=%i", 32784);
          } else {
            id(disp1).set_component_value("movie",0);
            id(disp1).send_command_printf("page0.bco=%i", 4226);
          }
    
          if (id(surroundsswitch).state) {
            id(disp1).set_component_value("surrounds",1);
          } else {
            id(disp1).set_component_value("surrounds",0);
          }
    
          if (id(shelly1pmpatio).state) {
            id(disp1).set_component_value("patio",1);
          } else {
            id(disp1).set_component_value("patio",0);
          }
    
          if (id(shelly1pmpatio).state) {
            id(disp1).set_component_value("patio",1);
          } else {
            id(disp1).set_component_value("patio",0);
          }
    
          if (id(deskswitch).state) {
            id(disp1).set_component_value("desk",1);
          } else {
            id(disp1).set_component_value("desk",0);
          }
    
          if (id(tvswitch).state) {
            id(disp1).set_component_value("tvplug",1);
          } else {
            id(disp1).set_component_value("tvplug",0);
          }
    
          if (id(bedroomatombulb).state) {
            id(disp1).set_component_value("bedlight",1);
          } else {
            id(disp1).set_component_value("bedlight",0);
          }
    
          if (id(shellyrgbw2ben).state) {
            id(disp1).set_component_value("benlight",1);
          } else {
            id(disp1).set_component_value("benlight",0);
          }
      - component.update: disp1
      
esphome:
  name: $node_name
  comment: $device_name
  on_boot:
    priority: -100
    then:
        # the following is needed for button state update from HA API
      - wait_until: 
          api.connected:
      - delay: 6s
      - script.execute: update_grid
      - logger.log: "Refresh triggered from esphome on_boot sensor"

esp32:
  board: esp32dev

wifi:
  ssid: "yadda"
  password: "yadda"

# Enable logging
logger:
  logs:
    sensor: ERROR
    binary_sensor: ERROR
    api: ERROR

# Enable wireless updates
ota:

# Enable Home Assistant API
api:
  services:
    # Service to play a song
    - service: upload_tft
      then:
        - lambda: 'id(disp1)->upload_tft();'
    - service: set_nextion_sensor
      variables:
        nextion_type: int
        name: string
        state: float
      then:
        - lambda: |-
            id(disp1).set_nextion_sensor_state(nextion_type,name,state);
    - service: set_nextion_text
      variables:
        name: string
        state: string
      then:
        - lambda: |-
            id(disp1).set_nextion_text_state(name,state);            

# A reboot button is always useful
button:
  - platform: restart
    name: Restart $device_name

# Define some inputs
binary_sensor:
  - platform: gpio
    name: $device_name Left Button
    pin:
      number: 14
      inverted: true
    on_click:
      - switch.toggle: relay_1

    # found a use for the second button
  - platform: gpio
    name: $device_name Right Button
    pin:
      number: 27
      inverted: true
    on_click:
      then:
        - if:
            condition:
              lambda: 'return id(relay_2).state;'
            then:
              - number.set:
                  id: brightness
                  value: 20
            else:
              - number.set:
                  id: brightness
                  value: 0
        - switch.toggle: relay_2

    # refresh states based on page change
  - platform: nextion
    name: $device_name page1_goto_grid
    id: page1_goto_grid
    page_id: 1
    component_id: 15
    internal: true
    on_press:
      then:
        - delay: 1s
        - script.execute: update_grid 
        - logger.log: "Refresh triggered from page1_goto_grid sensor"
        
  - platform: nextion
    name: $device_name page2_goto_grid
    id: page2_goto_grid
    page_id: 2
    component_id: 1
    internal: true
    on_press:
      then:
        - delay: 1s
        - script.execute: update_grid 
        - logger.log: "Refresh triggered from page2_goto_grid sensor"
        
  - platform: nextion
    name: $device_name Bright
    id: bright
    page_id: 0
    component_id: 1
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(livingroom_bright_white).state;'
          then:
            - homeassistant.service:
                service: light.turn_off
                data:
                  entity_id: light.livingroom_bright_white
            - component.update: disp1
          else:
            - homeassistant.service:
                service: light.turn_on
                data:
                  entity_id: light.livingroom_bright_white
            - component.update: disp1

  - platform: nextion
    name: $device_name Desk
    id: desk
    page_id: 0
    component_id: 2
    internal: true
    on_click:
    - min_length: 1000ms
      max_length: 3000ms
      then:
        if:
          condition:
            lambda: 'return id(deskswitch).state;'
          then:
            - homeassistant.service:
                service: homeassistant.turn_off
                data:
                  entity_id: switch.tasmota
            - component.update: disp1
          else:
            - homeassistant.service:
                service: homeassistant.turn_on
                data:
                  entity_id: switch.tasmota
            - component.update: disp1

  - platform: nextion
    name: $device_name Bedlight
    id: bedlight
    page_id: 0
    component_id: 3
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(bedroomatombulb).state;'
          then:
            - homeassistant.service:
                service: light.turn_off
                data:
                  entity_id: light.bedroom_atom_bulb
            - component.update: disp1
          else:
            - homeassistant.service:
                service: light.turn_on
                data:
                  entity_id: light.bedroom_atom_bulb
            - component.update: disp1     

  - platform: nextion
    name: $device_name Ambient
    id: ambient
    page_id: 0
    component_id: 4
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(livingroom_white_group).state;'
          then:
            - homeassistant.service:
                service: light.turn_off
                data:
                  entity_id: light.livingroom_white_group
            - component.update: disp1
          else:
            - homeassistant.service:
                service: light.turn_on
                data:
                  entity_id: light.livingroom_white_group
            - component.update: disp1    
    
  - platform: nextion
    name: $device_name tvplug
    id: tvplug
    page_id: 0
    component_id: 5
    internal: true
    on_click:
    - min_length: 1000ms
      max_length: 3000ms
      then:
        if:
          condition:
            lambda: 'return id(tvswitch).state;'
          then:
            - homeassistant.service:
                service: homeassistant.turn_off
                data:
                  entity_id: switch.tvplug
            - component.update: disp1
          else:
            - homeassistant.service:
                service: homeassistant.turn_on
                data:
                  entity_id: switch.tvplug
            - component.update: disp1    
    
  - platform: nextion
    name: $device_name benlight
    id: benlight
    page_id: 0
    component_id: 6
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(shellyrgbw2ben).state;'
          then:
            - homeassistant.service:
                service: light.turn_off
                data:
                  entity_id: light.shellyrgbw2_ben
            - component.update: disp1
          else:
            - homeassistant.service:
                service: light.turn_on
                data:
                  entity_id: light.shellyrgbw2_ben
            - component.update: disp1 
    
  - platform: nextion
    name: $device_name Movie
    id: movie
    page_id: 0
    component_id: 7
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(movie_lighting).state;'
          then:
            - homeassistant.service:
                service: light.turn_off
                data:
                  entity_id: light.movie_lighting
            - component.update: disp1
          else:
            - homeassistant.service:
                service: light.turn_on
                data:
                  entity_id: light.movie_lighting
            - component.update: disp1     

  - platform: nextion
    name: $device_name Surrounds
    id: surrounds
    page_id: 0
    component_id: 8
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(surroundsswitch).state;'
          then:
            - homeassistant.service:
                service: homeassistant.turn_off
                data:
                  entity_id: switch.tasmota_2 
            - component.update: disp1
          else:
            - homeassistant.service:
                service: homeassistant.turn_on
                data:
                  entity_id: switch.tasmota_2 
            - component.update: disp1      
    
  - platform: nextion
    name: $device_name Patio
    id: patio
    page_id: 0
    component_id: 9
    internal: true
    on_press:
      then:
        if:
          condition:
            lambda: 'return id(shelly1pmpatio).state;'
          then:
            - homeassistant.service:
                service: homeassistant.turn_off
                data:
                  entity_id: switch.shelly1pm_patio
            - component.update: disp1
          else:
            - homeassistant.service:
                service: homeassistant.turn_on
                data:
                  entity_id: switch.shelly1pm_patio
            - component.update: disp1   

  - platform: homeassistant
    id: livingroom_bright_white
    entity_id: light.livingroom_bright_white
    on_state:
       then:
          - lambda: |- 
                  if (id(livingroom_bright_white).state) {
                    id(disp1).set_component_value("bright",1);
                  } else {
                    id(disp1).set_component_value("bright",0);
                  }
          - component.update: disp1
  
  - platform: homeassistant
    id: livingroom_white_group
    entity_id: light.livingroom_white_group
    on_state:
       then:
          - lambda: |- 
                  if (id(livingroom_white_group).state) {
                    id(disp1).set_component_value("page0.ambient",1);
                  } else {
                    id(disp1).set_component_value("page0.ambient",0);
                  }
          - component.update: disp1        
          
  - platform: homeassistant
    id: movie_lighting
    entity_id: light.movie_lighting
    on_state:
       then:
          - lambda: |- 
                  if (id(movie_lighting).state) {
                    id(disp1).set_component_value("movie",1);
                    id(disp1).send_command_printf("page0.bco=%i", 32784);
                  } else {
                    id(disp1).set_component_value("movie",0);
                    id(disp1).send_command_printf("page0.bco=%i", 4226);
                  }
          - component.update: disp1  
          - if:
              condition:
                lambda: 'return id(movie_lighting).state;'
              then:
                - number.set:
                    id: brightness
                    value: 2
              else:
                - number.set:
                    id: brightness
                    value: 20          
          
  - platform: homeassistant
    id: surroundsswitch
    entity_id: switch.tasmota_2  
    on_state:
       then:
          - lambda: |- 
                  if (id(surroundsswitch).state) {
                    id(disp1).set_component_value("surrounds",1);
                  } else {
                    id(disp1).set_component_value("surrounds",0);
                  }
          - component.update: disp1
          
  - platform: homeassistant
    id: shelly1pmpatio
    entity_id: switch.shelly1pm_patio
    on_state:
       then:
          - lambda: |- 
                  if (id(shelly1pmpatio).state) {
                    id(disp1).set_component_value("patio",1);
                  } else {
                    id(disp1).set_component_value("patio",0);
                  }
          - component.update: disp1          

  - platform: homeassistant
    id: deskswitch
    entity_id: switch.tasmota
    on_state:
       then:
          - lambda: |- 
                  if (id(deskswitch).state) {
                    id(disp1).set_component_value("desk",1);
                  } else {
                    id(disp1).set_component_value("desk",0);
                  }
          - component.update: disp1 
          
  - platform: homeassistant
    id: tvswitch
    entity_id: switch.tvplug
    on_state:
       then:
          - lambda: |- 
                  if (id(tvswitch).state) {
                    id(disp1).set_component_value("tvplug",1);
                  } else {
                    id(disp1).set_component_value("tvplug",0);
                  }
          - component.update: disp1   

  - platform: homeassistant
    id: bedroomatombulb
    entity_id: light.bedroom_atom_bulb
    on_state:
       then:
          - lambda: |- 
                  if (id(bedroomatombulb).state) {
                    id(disp1).set_component_value("bedlight",1);
                  } else {
                    id(disp1).set_component_value("bedlight",0);
                  }
          - component.update: disp1      

  - platform: homeassistant
    id: shellyrgbw2ben
    entity_id: light.shellyrgbw2_ben
    on_state:
       then:
          - lambda: |- 
                  if (id(shellyrgbw2ben).state) {
                    id(disp1).set_component_value("benlight",1);
                  } else {
                    id(disp1).set_component_value("benlight",0);
                  }
          - component.update: disp1            

text_sensor:
  - platform: homeassistant
    id: hvacsetting
    entity_id: input_select.hvac
    on_value:
      then:
        - lambda: 'id(disp1).set_component_text_printf("hvac", " HVAC mode: %s", id(hvacsetting).state.c_str());'

sensor:
  # - platform: wifi_signal
  #   name: $device_name WiFi Signal
  #   update_interval: 60s

  # - platform: ntc
  #   id: temperature
  #   sensor: resistance_sensor
  #   calibration:
  #     b_constant: 3950
  #     reference_temperature: 25°C
  #     reference_resistance: 10kOhm
  #   name: $device_name Temperature

  # - platform: resistance
  #   id: resistance_sensor
  #   sensor: ntc_source
  #   configuration: DOWNSTREAM
  #   resistor: 11.2kOhm

  # - platform: adc
  #   id: ntc_source
  #   pin: 38
  #   update_interval: 10s
  #   attenuation: 11db

  # Grab current temperature from Home Assistant
  - platform: homeassistant
    id: co2ppm
    entity_id: sensor.co2
    on_value:
      # Push it to the display
      then:
        - lambda: 'id(disp1).set_component_text_printf("co2", " CO2: %.1f ppm", x);'

  # - platform: nextion
  #   id: wave0
  #   component_id: 13
  #   wave_channel_id: 0
  #   wave_max_value: 1024
  #   wave_max_length: 305
  #   update_interval: 15s


# Define some outputs
switch:
  # The two relays
  - platform: gpio
    name: $device_name Relay 1
    id: relay_1
    pin:
      number: 22
    restore_mode: ALWAYS_OFF
  - platform: gpio
    name: $device_name Relay 2
    id: relay_2
    pin:
      number: 19

  # Pin 4 always needs to be on to power up the display
  - platform: gpio
    id: screen_power
    entity_category: config
    pin:
      number: 4
      inverted: true
    restore_mode: ALWAYS_ON

number:
  platform: template
  name: $device_name Brightness
  id: brightness
  entity_category: config
  unit_of_measurement: '%'
  min_value: 0
  max_value: 100
  step: 1
  initial_value: 20
  set_action:
    then:
      - lambda: 'id(disp1).set_backlight_brightness(x/100);'

# Configure the internal bleeper
# output:
#   - platform: ledc
#     id: buzzer_out
#     pin:
#       number: 21

# Enable ringtone music support
# rtttl:
#   id: buzzer
#   output: buzzer_out

# Configure UART for communicating with the screen
uart:
  id: tf_uart
  tx_pin: 16
  rx_pin: 17
  baud_rate: 115200

# Configure the screen itself
display:
  - platform: nextion
    id: disp1
    uart_id: tf_uart
    tft_url: http://192.168.0.96:8123/local/NSPanelGUIPages.tft
    # A little fun...
    on_setup:
      then:
        - number.set:
            id: brightness
            value: 20
        - lambda: |-
            id(disp1).set_component_text_printf(
              "co2", " CO2: %.1f ppm", id(co2ppm).state
            );  
        - lambda: |-
            id(disp1).set_component_text_printf(
              "hvac", " HVAC mode: %s", id(hvacsetting).state.c_str()
            );              
        - lambda: |-
            id(disp1).update_all_components();
            id(disp1).update();
        # this is needed for tft updates, triggers too early on boot        
        - script.execute: update_grid
        - logger.log: "Refresh triggered from display on_setup sensor"