esphome/esphomeyaml/components/binary_sensor/gpio.py

import voluptuous as vol

import esphomeyaml.config_validation as cv
from esphomeyaml import pins
from esphomeyaml.components import binary_sensor
from esphomeyaml.const import CONF_MAKE_ID, CONF_NAME, CONF_PIN
from esphomeyaml.helpers import App, gpio_input_pin_expression, variable, Application

MakeGPIOBinarySensor = Application.MakeGPIOBinarySensor

PLATFORM_SCHEMA = binary_sensor.PLATFORM_SCHEMA.extend({
    cv.GenerateID(CONF_MAKE_ID): cv.declare_variable_id(MakeGPIOBinarySensor),
    vol.Required(CONF_PIN): pins.GPIO_INPUT_PIN_SCHEMA
}).extend(binary_sensor.BINARY_SENSOR_SCHEMA.schema)


def to_code(config):
    pin = None
    for pin in gpio_input_pin_expression(config[CONF_PIN]):
        yield
    rhs = App.make_gpio_binary_sensor(config[CONF_NAME], pin)
    gpio = variable(config[CONF_MAKE_ID], rhs)
    for _ in binary_sensor.setup_binary_sensor(gpio.Pgpio, gpio.Pmqtt, config):
        yield


BUILD_FLAGS = '-DUSE_GPIO_BINARY_SENSOR'