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87 lines
2.7 KiB
Python
87 lines
2.7 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 sensor
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from esphome.const import (
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CONF_ID,
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CONF_SOURCE,
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CONF_ACCURACY_DECIMALS,
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CONF_DEVICE_CLASS,
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CONF_ENTITY_CATEGORY,
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CONF_ICON,
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CONF_UNIT_OF_MEASUREMENT,
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)
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from esphome.core.entity_helpers import inherit_property_from
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kalman_combinator_ns = cg.esphome_ns.namespace("kalman_combinator")
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KalmanCombinatorComponent = kalman_combinator_ns.class_(
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"KalmanCombinatorComponent", cg.Component, sensor.Sensor
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)
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CONF_ERROR = "error"
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CONF_SOURCES = "sources"
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CONF_PROCESS_STD_DEV = "process_std_dev"
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CONF_STD_DEV = "std_dev"
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CONFIG_SCHEMA = sensor.SENSOR_SCHEMA.extend(cv.COMPONENT_SCHEMA).extend(
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{
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cv.GenerateID(): cv.declare_id(KalmanCombinatorComponent),
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cv.Required(CONF_PROCESS_STD_DEV): cv.positive_float,
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cv.Required(CONF_SOURCES): cv.ensure_list(
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cv.Schema(
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{
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cv.Required(CONF_SOURCE): cv.use_id(sensor.Sensor),
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cv.Required(CONF_ERROR): cv.templatable(cv.positive_float),
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}
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),
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),
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cv.Optional(CONF_STD_DEV): sensor.SENSOR_SCHEMA,
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}
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)
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# Inherit some sensor values from the first source, for both the state and the error value
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properties_to_inherit = [
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CONF_ACCURACY_DECIMALS,
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CONF_DEVICE_CLASS,
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CONF_ENTITY_CATEGORY,
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CONF_ICON,
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CONF_UNIT_OF_MEASUREMENT,
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# CONF_STATE_CLASS could also be inherited, but might lead to unexpected behaviour with "total_increasing"
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]
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inherit_schema_for_state = [
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inherit_property_from(property, [CONF_SOURCES, 0, CONF_SOURCE])
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for property in properties_to_inherit
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]
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inherit_schema_for_std_dev = [
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inherit_property_from([CONF_STD_DEV, property], [CONF_SOURCES, 0, CONF_SOURCE])
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for property in properties_to_inherit
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]
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FINAL_VALIDATE_SCHEMA = cv.All(
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CONFIG_SCHEMA.extend(
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{cv.Required(CONF_ID): cv.use_id(KalmanCombinatorComponent)},
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extra=cv.ALLOW_EXTRA,
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),
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*inherit_schema_for_state,
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*inherit_schema_for_std_dev,
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)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await cg.register_component(var, config)
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await sensor.register_sensor(var, config)
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cg.add(var.set_process_std_dev(config[CONF_PROCESS_STD_DEV]))
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for source_conf in config[CONF_SOURCES]:
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source = await cg.get_variable(source_conf[CONF_SOURCE])
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error = await cg.templatable(
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source_conf[CONF_ERROR],
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[(float, "x")],
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cg.float_,
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)
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cg.add(var.add_source(source, error))
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if CONF_STD_DEV in config:
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sens = await sensor.new_sensor(config[CONF_STD_DEV])
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cg.add(var.set_std_dev_sensor(sens))
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