esphome/esphomeyaml/components/switch/uart.py
2018-08-13 19:11:33 +02:00

46 lines
1.6 KiB
Python

import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import switch
from esphomeyaml.components.uart import UARTComponent
from esphomeyaml.const import CONF_DATA, CONF_INVERTED, CONF_MAKE_ID, CONF_NAME, CONF_UART_ID
from esphomeyaml.core import HexInt
from esphomeyaml.helpers import App, Application, ArrayInitializer, get_variable, variable
DEPENDENCIES = ['uart']
MakeUARTSwitch = Application.MakeUARTSwitch
def validate_data(value):
if isinstance(value, unicode):
return value.encode('utf-8')
elif isinstance(value, str):
return value
elif 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(CONF_MAKE_ID): cv.declare_variable_id(MakeUARTSwitch),
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):
uart = None
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))
restart = variable(config[CONF_MAKE_ID], rhs)
switch.setup_switch(restart.Puart, restart.Pmqtt, config)
BUILD_FLAGS = '-DUSE_UART_SWITCH'