2022-06-27 18:02:46 -03:00

126 lines
3.8 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import number
from esphome.const import (
CONF_ADDRESS,
CONF_ID,
CONF_MAX_VALUE,
CONF_MIN_VALUE,
CONF_MULTIPLY,
CONF_STEP,
)
from .. import (
MODBUS_WRITE_REGISTER_TYPE,
add_modbus_base_properties,
modbus_controller_ns,
modbus_calc_properties,
ModbusItemBaseSchema,
SensorItem,
SENSOR_VALUE_TYPE,
)
from ..const import (
CONF_BITMASK,
CONF_CUSTOM_COMMAND,
CONF_FORCE_NEW_RANGE,
CONF_MODBUS_CONTROLLER_ID,
CONF_REGISTER_TYPE,
CONF_SKIP_UPDATES,
CONF_USE_WRITE_MULTIPLE,
CONF_VALUE_TYPE,
CONF_WRITE_LAMBDA,
)
DEPENDENCIES = ["modbus_controller"]
CODEOWNERS = ["@martgras"]
ModbusNumber = modbus_controller_ns.class_(
"ModbusNumber", cg.Component, number.Number, SensorItem
)
def validate_min_max(config):
if config[CONF_MAX_VALUE] <= config[CONF_MIN_VALUE]:
raise cv.Invalid("max_value must be greater than min_value")
if config[CONF_MIN_VALUE] < -16777215:
raise cv.Invalid("max_value must be greater than -16777215")
if config[CONF_MAX_VALUE] > 16777215:
raise cv.Invalid("max_value must not be greater than 16777215")
return config
def validate_modbus_number(config):
if CONF_CUSTOM_COMMAND not in config and CONF_ADDRESS not in config:
raise cv.Invalid(
f" {CONF_ADDRESS} is a required property if '{CONF_CUSTOM_COMMAND}:' isn't used"
)
return config
CONFIG_SCHEMA = cv.All(
number.NUMBER_SCHEMA.extend(ModbusItemBaseSchema).extend(
{
cv.GenerateID(): cv.declare_id(ModbusNumber),
cv.Optional(CONF_REGISTER_TYPE, default="holding"): cv.enum(
MODBUS_WRITE_REGISTER_TYPE
),
cv.Optional(CONF_VALUE_TYPE, default="U_WORD"): cv.enum(SENSOR_VALUE_TYPE),
cv.Optional(CONF_WRITE_LAMBDA): cv.returning_lambda,
# 24 bits are the maximum value for fp32 before precision is lost
# 0x00FFFFFF = 16777215
cv.Optional(CONF_MAX_VALUE, default=16777215.0): cv.float_,
cv.Optional(CONF_MIN_VALUE, default=-16777215.0): cv.float_,
cv.Optional(CONF_STEP, default=1): cv.positive_float,
cv.Optional(CONF_MULTIPLY, default=1.0): cv.float_,
cv.Optional(CONF_USE_WRITE_MULTIPLE, default=False): cv.boolean,
}
),
validate_min_max,
validate_modbus_number,
)
async def to_code(config):
byte_offset, reg_count = modbus_calc_properties(config)
var = cg.new_Pvariable(
config[CONF_ID],
config[CONF_REGISTER_TYPE],
config[CONF_ADDRESS],
byte_offset,
config[CONF_BITMASK],
config[CONF_VALUE_TYPE],
reg_count,
config[CONF_SKIP_UPDATES],
config[CONF_FORCE_NEW_RANGE],
)
await cg.register_component(var, config)
await number.register_number(
var,
config,
min_value=config[CONF_MIN_VALUE],
max_value=config[CONF_MAX_VALUE],
step=config[CONF_STEP],
)
cg.add(var.set_write_multiply(config[CONF_MULTIPLY]))
parent = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
cg.add(var.set_parent(parent))
cg.add(parent.add_sensor_item(var))
await add_modbus_base_properties(var, config, ModbusNumber)
cg.add(var.set_use_write_mutiple(config[CONF_USE_WRITE_MULTIPLE]))
if CONF_WRITE_LAMBDA in config:
template_ = await cg.process_lambda(
config[CONF_WRITE_LAMBDA],
[
(ModbusNumber.operator("ptr"), "item"),
(cg.float_, "x"),
(cg.std_vector.template(cg.uint16).operator("ref"), "payload"),
],
return_type=cg.optional.template(float),
)
cg.add(var.set_write_template(template_))