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142 lines
4.6 KiB
Python
142 lines
4.6 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import select
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from esphome.const import CONF_ADDRESS, CONF_ID, CONF_LAMBDA, CONF_OPTIMISTIC
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from .. import (
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SENSOR_VALUE_TYPE,
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TYPE_REGISTER_MAP,
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ModbusController,
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SensorItem,
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modbus_controller_ns,
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)
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from ..const import (
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CONF_FORCE_NEW_RANGE,
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CONF_MODBUS_CONTROLLER_ID,
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CONF_REGISTER_COUNT,
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CONF_SKIP_UPDATES,
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CONF_USE_WRITE_MULTIPLE,
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CONF_VALUE_TYPE,
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CONF_WRITE_LAMBDA,
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)
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DEPENDENCIES = ["modbus_controller"]
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CODEOWNERS = ["@martgras", "@stegm"]
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CONF_OPTIONSMAP = "optionsmap"
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ModbusSelect = modbus_controller_ns.class_(
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"ModbusSelect", cg.Component, select.Select, SensorItem
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)
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def ensure_option_map():
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def validator(value):
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cv.check_not_templatable(value)
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option = cv.All(cv.string_strict)
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mapping = cv.All(cv.int_range(-(2**63), 2**63 - 1))
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options_map_schema = cv.Schema({option: mapping})
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value = options_map_schema(value)
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all_values = list(value.values())
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unique_values = set(value.values())
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if len(all_values) != len(unique_values):
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raise cv.Invalid("Mapping values must be unique.")
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return value
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return validator
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def register_count_value_type_min(value):
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reg_count = value.get(CONF_REGISTER_COUNT)
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if reg_count is not None:
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value_type = value[CONF_VALUE_TYPE]
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min_register_count = TYPE_REGISTER_MAP[value_type]
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if min_register_count > reg_count:
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raise cv.Invalid(
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f"Value type {value_type} needs at least {min_register_count} registers"
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)
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return value
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INTEGER_SENSOR_VALUE_TYPE = {
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key: value for key, value in SENSOR_VALUE_TYPE.items() if not key.startswith("FP")
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}
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CONFIG_SCHEMA = cv.All(
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select.SELECT_SCHEMA.extend(cv.COMPONENT_SCHEMA).extend(
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{
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cv.GenerateID(): cv.declare_id(ModbusSelect),
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cv.GenerateID(CONF_MODBUS_CONTROLLER_ID): cv.use_id(ModbusController),
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cv.Required(CONF_ADDRESS): cv.positive_int,
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cv.Optional(CONF_VALUE_TYPE, default="U_WORD"): cv.enum(
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INTEGER_SENSOR_VALUE_TYPE
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),
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cv.Optional(CONF_REGISTER_COUNT): cv.positive_int,
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cv.Optional(CONF_SKIP_UPDATES, default=0): cv.positive_int,
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cv.Optional(CONF_FORCE_NEW_RANGE, default=False): cv.boolean,
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cv.Required(CONF_OPTIONSMAP): ensure_option_map(),
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cv.Optional(CONF_USE_WRITE_MULTIPLE, default=False): cv.boolean,
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cv.Optional(CONF_OPTIMISTIC, default=False): cv.boolean,
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cv.Optional(CONF_LAMBDA): cv.returning_lambda,
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cv.Optional(CONF_WRITE_LAMBDA): cv.returning_lambda,
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},
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),
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register_count_value_type_min,
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)
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async def to_code(config):
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value_type = config[CONF_VALUE_TYPE]
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reg_count = config.get(CONF_REGISTER_COUNT)
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if reg_count is None:
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reg_count = TYPE_REGISTER_MAP[value_type]
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options_map = config[CONF_OPTIONSMAP]
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var = cg.new_Pvariable(
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config[CONF_ID],
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value_type,
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config[CONF_ADDRESS],
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reg_count,
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config[CONF_SKIP_UPDATES],
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config[CONF_FORCE_NEW_RANGE],
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list(options_map.values()),
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)
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await cg.register_component(var, config)
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await select.register_select(var, config, options=list(options_map.keys()))
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parent = await cg.get_variable(config[CONF_MODBUS_CONTROLLER_ID])
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cg.add(parent.add_sensor_item(var))
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cg.add(var.set_parent(parent))
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cg.add(var.set_use_write_mutiple(config[CONF_USE_WRITE_MULTIPLE]))
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cg.add(var.set_optimistic(config[CONF_OPTIMISTIC]))
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if CONF_LAMBDA in config:
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template_ = await cg.process_lambda(
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config[CONF_LAMBDA],
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[
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(ModbusSelect.operator("const_ptr"), "item"),
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(cg.int64, "x"),
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(
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cg.std_vector.template(cg.uint8).operator("const").operator("ref"),
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"data",
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),
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],
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return_type=cg.optional.template(cg.std_string),
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)
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cg.add(var.set_template(template_))
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if CONF_WRITE_LAMBDA in config:
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template_ = await cg.process_lambda(
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config[CONF_WRITE_LAMBDA],
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[
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(ModbusSelect.operator("const_ptr"), "item"),
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(cg.std_string.operator("const").operator("ref"), "x"),
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(cg.int64, "value"),
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(cg.std_vector.template(cg.uint16).operator("ref"), "payload"),
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],
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return_type=cg.optional.template(cg.int64),
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)
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cg.add(var.set_write_template(template_))
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