Files
esphome-dev/esphome/components/rc522/binary_sensor.py
T
Guillermo Ruffino fbc1b3e316 Add rc522 i2c (#1432)
* split to spi and i2c

* fix binary_sensor

* i2c comms ready

* fix rc522_spi binary sensor compat

* lint

* lint

* add test and codeowners

* fix refactor
2021-01-12 10:13:53 -03:00

44 lines
1.4 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import binary_sensor
from esphome.const import CONF_UID, CONF_ID
from esphome.core import HexInt, coroutine
from . import rc522_ns, RC522, CONF_RC522_ID
DEPENDENCIES = ['rc522']
def validate_uid(value):
value = cv.string_strict(value)
for x in value.split('-'):
if len(x) != 2:
raise cv.Invalid("Each part (separated by '-') of the UID must be two characters "
"long.")
try:
x = int(x, 16)
except ValueError as err:
raise cv.Invalid("Valid characters for parts of a UID are 0123456789ABCDEF.") from err
if x < 0 or x > 255:
raise cv.Invalid("Valid values for UID parts (separated by '-') are 00 to FF")
return value
RC522BinarySensor = rc522_ns.class_('RC522BinarySensor', binary_sensor.BinarySensor)
CONFIG_SCHEMA = binary_sensor.BINARY_SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_id(RC522BinarySensor),
cv.GenerateID(CONF_RC522_ID): cv.use_id(RC522),
cv.Required(CONF_UID): validate_uid,
})
@coroutine
def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
yield binary_sensor.register_binary_sensor(var, config)
hub = yield cg.get_variable(config[CONF_RC522_ID])
cg.add(hub.register_tag(var))
addr = [HexInt(int(x, 16)) for x in config[CONF_UID].split('-')]
cg.add(var.set_uid(addr))