esphome/esphomeyaml/components/switch/uart.py
Otto Winter 176c712eeb
Disable MQTT if not used (#373)
* Disable MQTT if not used

* Lint
2019-01-29 17:29:21 +01:00

51 lines
1.7 KiB
Python

import voluptuous as vol
from esphomeyaml.components import switch, uart
from esphomeyaml.components.uart import UARTComponent
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_DATA, CONF_ID, CONF_INVERTED, CONF_NAME, CONF_UART_ID
from esphomeyaml.core import HexInt
from esphomeyaml.cpp_generator import ArrayInitializer, Pvariable, get_variable
from esphomeyaml.cpp_types import App
from esphomeyaml.py_compat import text_type
DEPENDENCIES = ['uart']
UARTSwitch = switch.switch_ns.class_('UARTSwitch', switch.Switch, uart.UARTDevice)
def validate_data(value):
if isinstance(value, text_type):
return value.encode('utf-8')
if isinstance(value, str):
return value
if isinstance(value, list):
return vol.Schema([cv.hex_uint8_t])(value)
raise vol.Invalid("data must either be a string wrapped in quotes or a list of bytes")
PLATFORM_SCHEMA = cv.nameable(switch.SWITCH_PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(UARTSwitch),
cv.GenerateID(CONF_UART_ID): cv.use_variable_id(UARTComponent),
vol.Required(CONF_DATA): validate_data,
vol.Optional(CONF_INVERTED): cv.invalid("UART switches do not support inverted mode!"),
}))
def to_code(config):
for uart_ in get_variable(config[CONF_UART_ID]):
yield
data = config[CONF_DATA]
if isinstance(data, str):
data = [HexInt(ord(x)) for x in data]
rhs = App.make_uart_switch(uart_, config[CONF_NAME], ArrayInitializer(*data, multiline=False))
var = Pvariable(config[CONF_ID], rhs)
switch.setup_switch(var, config)
BUILD_FLAGS = '-DUSE_UART_SWITCH'
def to_hass_config(data, config):
return switch.core_to_hass_config(data, config)