ESPHome 温湿度节点：把 SHT40 接进 Home Assistant 看历史

esphome:
  name: esp32-sht40
  friendly_name: ESP32 SHT40
  min_version: 2026.9.1
  on_boot:
    priority: -100
    then:
      - logger.log: "H02-A booted; inspect real device logs"

esp32:
  board: esp32-s3-devkitc-1
  variant: ESP32S3
  flash_size: 8MB
  flash_mode: qio
  flash_frequency: 80MHz
  toolchain: esp-idf
  framework:
    type: esp-idf
    version: 5.5.5

psram:
  mode: octal
  speed: 80MHz

logger:
  baud_rate: 115200
  hardware_uart: UART0
  level: DEBUG

api:
  encryption:
    key: !secret api_key
  reboot_timeout: 0s

ota:
  - platform: esphome
    encryption:
      key: !secret api_key

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password
  reboot_timeout: 0s
  ap:
    ssid: "esp32-sht40 Recovery"
    password: !secret fallback_password
    ap_timeout: 90s

captive_portal:

i2c:
  id: sensor_bus
  sda: GPIO8
  scl: GPIO9
  frequency: 100kHz
  scan: true
  timeout: 10ms

sensor:
  - platform: sht4x
    id: room_sht40
    i2c_id: sensor_bus
    address: 0x44
    precision: High
    heater_max_duty: 0.0
    update_interval: 10s
    temperature:
      id: room_temperature
      name: "Temperature"
      filters:
        - timeout: 35s
    humidity:
      id: room_humidity
      name: "Humidity"
      filters:
        - timeout: 35s

binary_sensor:
  - platform: template
    name: "Data valid"
    lambda: |-
      return id(room_temperature).has_state() && std::isfinite(id(room_temperature).state)
          && id(room_humidity).has_state() && std::isfinite(id(room_humidity).state);

# Home Assistant Core 2026.10.2 source-checked fragment; no live HA validation.
# Verify the real ESPHome entity IDs in Developer Tools -> States before using.
template:
  - sensor:
      - name: "Esp32 Sht40 Temperature Valid"
        unique_id: "hixinwu_esp32_sht40_temperature_valid_v1"
        default_entity_id: "sensor.esp32_sht40_temperature_valid"
        unit_of_measurement: "°C"
        device_class: temperature
        state_class: measurement
        availability: "{{ is_state('binary_sensor.esp32_sht40_data_valid', 'on') and is_number(states('sensor.esp32_sht40_temperature')) }}"
        state: "{{ states('sensor.esp32_sht40_temperature') | float(none) }}"
      - name: "Esp32 Sht40 Humidity Valid"
        unique_id: "hixinwu_esp32_sht40_humidity_valid_v1"
        default_entity_id: "sensor.esp32_sht40_humidity_valid"
        unit_of_measurement: "%"
        device_class: humidity
        state_class: measurement
        availability: "{{ is_state('binary_sensor.esp32_sht40_data_valid', 'on') and is_number(states('sensor.esp32_sht40_humidity')) }}"
        state: "{{ states('sensor.esp32_sht40_humidity') | float(none) }}"

# Merge with the ONE existing recorder: block; do not duplicate this top-level key.
# If using include/exclude filters already, preserve and extend your existing lists.
recorder:
  purge_keep_days: 14
  include:
    entities:
      - sensor.esp32_sht40_temperature_valid
      - sensor.esp32_sht40_humidity_valid
      - binary_sensor.esp32_sht40_data_valid