substitutions:
  device_id: !include device_id.txt

esphome:
  name: epaper-node
  friendly_name: "Microwave Thread Display Node"
  on_boot:
    priority: -100.0
    then:
      - component.update: my_display

esp32:
  board: esp32-h2-devkitm-1
  variant: esp32h2
  framework:
    type: esp-idf
    advanced:
      loop_task_stack_size: 32768
    sdkconfig_options:
      CONFIG_ESP_MAIN_TASK_STACK_SIZE: "16384"
      CONFIG_OPENTHREAD_TASK_STACK_SIZE: "8192"
      CONFIG_ESP_WIFI_ENABLED: "n"
      CONFIG_OPENTHREAD_ENABLED: "y"
      CONFIG_MBEDTLS_DYNAMIC_BUFFER: "y"
      CONFIG_MBEDTLS_DYNAMIC_FREE_CONFIG_DATA: "y"

logger:
  level: INFO
  hardware_uart: UART0

network:
  enable_ipv6: true

# -------------------------------------------------------------------
# OpenThread Network Settings
# -------------------------------------------------------------------
openthread:
  network_name: "OpenThread-7f41"
  pan_id: 0x7f41
  channel: 24
  network_key: "0x3f543281275a135e38982974aa71e987"
  force_dataset: true

# -------------------------------------------------------------------
# MQTT Connection over Thread IPv6
# -------------------------------------------------------------------
mqtt:
  broker: "fd1a:dbbe:7435:e954:4455:28c5:b6cf:e990"
  port: 8884
  skip_cert_cn_check: true
  topic_prefix: microwave/display
  keepalive: 60s
  on_connect:
    - mqtt.publish:
        topic: smartwave/hello
        payload: !lambda |-
          return std::string("{\"id_microwave\":\"") + "${device_id}" + "\",\"type\":\"externalDisplay\"}";
  on_message:
    - topic: microwave/display/status
      then:
        - text_sensor.template.publish:
            id: status_message
            state: !lambda 'return x;'
        - component.update: my_display

# -------------------------------------------------------------------
# Template Text Sensor
# -------------------------------------------------------------------
text_sensor:
  - platform: template
    name: "Display Status Message"
    id: status_message

# -------------------------------------------------------------------
# Hardware SPI Pin Mapping (ESP32-H2)
# -------------------------------------------------------------------
spi:
  clk_pin: GPIO10
  mosi_pin: GPIO11

# -------------------------------------------------------------------
# Fonts
# -------------------------------------------------------------------
font:
  - file: "gfonts://Roboto"
    id: font_header
    size: 18
  - file: "gfonts://Roboto"
    id: font_body
    size: 12

# -------------------------------------------------------------------
# Waveshare 2.13-inch e-Paper Display (V4 panel = 2.13inv3 in ESPHome)
# -------------------------------------------------------------------
display:
  - platform: waveshare_epaper
    cs_pin: GPIO4
    dc_pin: GPIO1
    reset_pin: GPIO2
    busy_pin: GPIO3
    model: 2.13inv3
    rotation: 90°
    update_interval: 30s
    id: my_display
    lambda: |-
      if (id(status_message).has_state()) {
        it.print(5, 3, id(font_header), "MICROWAVE STATUS");
        it.line(0, 20, it.get_width(), 20);
        it.print(5, 25, id(font_body), id(status_message).state.c_str());
      } else {
        int center_x = it.get_width() / 2;
        int center_y = it.get_height() / 2;
        
        it.printf(center_x, center_y, id(font_header), TextAlign::CENTER, "SmartWave");
      }