esphome:
  name: reterminal-e1002
  friendly_name: ColorEinkDisplay
  on_boot:
    - priority: 600
      then:
        - output.turn_on: bsp_sd_enable
        - output.turn_on: bsp_battery_enable
        - delay: 200ms
        - component.update: battery_voltage
        - component.update: battery_level
    - priority: -100 
      then:
        - logger.log: "*** Device woke up from deep sleep ***"
        - light.turn_on: onboard_led
        - delay: 1s
        - logger.log: "*** Starting application ***"      

esp32:
  board: esp32-s3-devkitc-1
  framework:
#    type: arduino
    type: esp-idf

# Enable logging
logger:
  hardware_uart: UART0

# Enable Home Assistant API
api:
  encryption:
    key: "<Your API Key>"
  on_client_connected:
    - logger.log:
        format: "*** Client %s connected to API with IP %s ***"
        args: ["client_info.c_str()", "client_address.c_str()"]

ota:
  - platform: esphome
    password: "<Your OTA PW>"

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  min_auth_mode: WPA2
  on_connect:
    then:
      - lambda: |-
          id(wifi_status) = 1;
      - logger.log: "*** WiFi Connected Successfully! ***"
      - delay: 1s
      - component.update: dashboard_image          
  on_disconnect:
    then:
      - lambda: |-
          id(wifi_status) = 0;
      - logger.log: "*** WiFi Disconnected ***"
  ap:
    ssid: "ColoreInkFallbackHotspot"
    password: "<Your Fallback Hotspot PW>"

psram:
  mode: octal
  speed: 80MHz


captive_portal:

globals:
  - id: sleep_counter
    type: int
    restore_value: yes  # Use RTC storage to maintain counter during sleep
    initial_value: '0'  
  - id: battery_glyph
    type: std::string
    restore_value: no
    initial_value: "\"\\U000F0079\""   # default full battery
  - id: wifi_status
    type: int
    restore_value: no
    initial_value: "0"
  - id: recorded_display_refresh
    type: int
    restore_value: yes
    initial_value: '0' 

# Deep-sleep, wake by GPIO3
deep_sleep:
  id: deep_sleep_1
  run_duration: 120s  # Device wake up and run 120s. This should not run for 120s because of other code
  sleep_duration: 30min  # deep sleep for 30m
  wakeup_pin: GPIO3          # Green button
  wakeup_pin_mode: INVERT_WAKEUP

# SPI bus for display
spi:
  clk_pin: GPIO7
  mosi_pin: GPIO9
# I2C bus for temperature and humidity sensor
i2c:
  scl: GPIO20
  sda: GPIO19

http_request:
  verify_ssl: false
  timeout: 20s
  watchdog_timeout: 25s

online_image:
  - id: dashboard_image
    format: PNG
    type: RGB565
    buffer_size: 65536
    url: http://192.168.1.101:10000/dashboard-robin/display-color?viewport=800x480&lang=en
#    update_interval: 20s.  # Not needed now
    on_download_finished:
      - component.update: epaper_display
      - delay: 45s # Time to allow display to refresh
      - deep_sleep.enter: deep_sleep_1
    on_error: 
      - delay: 30s
      - deep_sleep.enter: deep_sleep_1

display:
  - platform: epaper_spi
    id: epaper_display
    model: Seeed-reTerminal-E1002
    update_interval: never
    lambda: |-
      it.image(0, 0, id(dashboard_image));

# Home Assistant time
time:
  - platform: homeassistant
    id: ha_time

sensor:
  - platform: wifi_signal # Reports the WiFi signal strength/RSSI in dB
    update_interval: 60s
    name: "WiFi Signal dB"
    id: wifi_signal_db
    entity_category: "diagnostic"
  - platform: copy # Reports the WiFi signal strength in %
    source_id: wifi_signal_db
    name: "WiFi Signal Percent"
    id: wifi_signal_percent
    filters:
      - lambda: return min(max(2 * (x + 100.0), 0.0), 100.0);
    unit_of_measurement: "%"
    entity_category: "diagnostic"
  - platform: uptime
    update_interval: 60s    
    name: Uptime
  - platform: internal_temperature
    update_interval: 60s    
    name: "Internal Temperature"
  - platform: template
    update_interval: 60s      
    name: "Display Last Update"
    device_class: timestamp
    entity_category: "diagnostic"
    id: display_last_update
    lambda: 'return id(ha_time).now().timestamp;'
  - platform: template
    name: "Display Refresh Count"
    accuracy_decimals: 0
    unit_of_measurement: "Refreshes"
    state_class: "total_increasing"
    entity_category: "diagnostic"
    lambda: 'return id(recorded_display_refresh) += 1;'  
  - platform: sht4x
    update_interval: 60s      
    temperature:
      name: "Temperature"
      id: temp_sensor
    humidity:
      name: "Relative Humidity"
      id: hum_sensor
  - platform: adc
    update_interval: 60s
    pin: GPIO1
    name: "Battery Voltage"
    id: battery_voltage
    attenuation: 12db
    filters:
      - multiply: 2.0
  - platform: template
    update_interval: 60s
    name: "Battery Level"
    id: battery_level
    unit_of_measurement: "%"
    icon: "mdi:battery"
    device_class: battery
    state_class: measurement
    lambda: 'return id(battery_voltage).state;'
    on_value:
      then:
        - lambda: |-
            int pct = int(x);
            if (pct <= 10)      id(battery_glyph) = "\U000F007A";
            else if (pct <= 20) id(battery_glyph) = "\U000F007B";
            else if (pct <= 30) id(battery_glyph) = "\U000F007C";
            else if (pct <= 40) id(battery_glyph) = "\U000F007D";
            else if (pct <= 50) id(battery_glyph) = "\U000F007E";
            else if (pct <= 60) id(battery_glyph) = "\U000F007F";
            else if (pct <= 70) id(battery_glyph) = "\U000F0080";
            else if (pct <= 80) id(battery_glyph) = "\U000F0081";
            else if (pct <= 90) id(battery_glyph) = "\U000F0082";
            else                id(battery_glyph) = "\U000F0079";
    filters:
      - calibrate_linear:
          - 4.15 -> 100.0
          - 3.96 -> 90.0
          - 3.91 -> 80.0
          - 3.85 -> 70.0
          - 3.80 -> 60.0
          - 3.75 -> 50.0
          - 3.68 -> 40.0
          - 3.58 -> 30.0
          - 3.49 -> 20.0
          - 3.41 -> 10.0
          - 3.30 -> 5.0
          - 3.27 -> 0.0
      - clamp:
          min_value: 0
          max_value: 100

# Button configuration
binary_sensor:
  
#  - platform: gpio
#    pin:
#      number: GPIO3         # Green button, commented out because I'm using it for wakeup
#      mode: INPUT_PULLUP
#      inverted: true
#    id: button_1
#    name: "Green Button"
#    on_press:
#      then:
#        - logger.log: "*** Green Button (GPIO3) Pressed ***"
        
  - platform: gpio
    pin:
      number: GPIO4          # Right white button
      mode: INPUT_PULLUP
      inverted: true
    id: button_2
    name: "Right Button"
    on_press:
      then:
        - logger.log: "*** Right Button (GPIO4) Pressed ***"
        
  - platform: gpio
    pin:
      number: GPIO5           # Left white button
      mode: INPUT_PULLUP
      inverted: true
    id: button_3
    name: "Left Button"
    on_press:
      then:
        - logger.log: "*** Left Button (GPIO5) Pressed ***"

output:
  - platform: gpio
    pin: GPIO6
    id: bsp_led
    inverted: true
  - platform: gpio
    pin: GPIO16
    id: bsp_sd_enable
  - platform: gpio
    pin: GPIO21
    id: bsp_battery_enable

# Onboard LED
light:
  - platform: binary
    name: "Onboard LED"
    output: bsp_led
    id: onboard_led