esphome-geiger-counter/components/geiger_counter_sensor/sensor.py

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import uart, sensor
from esphome.const import ICON_RADIATOR, UNIT_EMPTY
from esphome import pins

DEPENDENCIES = ["uart"]

geiger_counter_sensor_ns = cg.esphome_ns.namespace("geiger_counter_sensor")
GeigerCounterSensor = geiger_counter_sensor_ns.class_(
    "GeigerCounterSensor", cg.PollingComponent, uart.UARTDevice
)

CONF_GREEN_LED_PIN = "green_led_pin"
CONF_YELLOW_LED_PIN = "yellow_led_pin"
CONF_RED_LED_PIN = "red_led_pin"
CONF_SAFE_LEVEL = "safe_level"
CONF_WARNING_LEVEL = "warning_level"

CONFIG_SCHEMA = (
    sensor.sensor_schema(
        GeigerCounterSensor,
        unit_of_measurement="μSv",
        icon='mdi:radioactive-circle',
        accuracy_decimals=2,
    )
    .extend(cv.polling_component_schema("60s"))
    .extend(uart.UART_DEVICE_SCHEMA)
    .extend({
        cv.Required(CONF_GREEN_LED_PIN): pins.gpio_output_pin_schema,
        cv.Required(CONF_YELLOW_LED_PIN): pins.gpio_output_pin_schema,
        cv.Required(CONF_RED_LED_PIN): pins.gpio_output_pin_schema,
        cv.Optional(CONF_SAFE_LEVEL, default=0.35): cv.float_,
        cv.Optional(CONF_WARNING_LEVEL, default=0.7): cv.float_,
    })
)


async def to_code(config):
    var = await sensor.new_sensor(config)
    await cg.register_component(var, config)
    await uart.register_uart_device(var, config)

    green_led_pin = await cg.gpio_pin_expression(config[CONF_GREEN_LED_PIN])
    cg.add(var.set_green_led_pin(green_led_pin))

    yellow_led_pin = await cg.gpio_pin_expression(config[CONF_YELLOW_LED_PIN])
    cg.add(var.set_yellow_led_pin(yellow_led_pin))

    red_led_pin = await cg.gpio_pin_expression(config[CONF_RED_LED_PIN])
    cg.add(var.set_red_led_pin(red_led_pin))

    cg.add(var.set_safe_level(config[CONF_SAFE_LEVEL]))
    cg.add(var.set_warning_level(config[CONF_WARNING_LEVEL]))