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105 lines
3.7 KiB
Python
105 lines
3.7 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 i2c, sensor
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from esphome.const import (
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CONF_ID,
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CONF_CO2,
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CONF_HUMIDITY,
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CONF_TEMPERATURE,
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DEVICE_CLASS_CARBON_DIOXIDE,
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DEVICE_CLASS_HUMIDITY,
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DEVICE_CLASS_TEMPERATURE,
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STATE_CLASS_MEASUREMENT,
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UNIT_PARTS_PER_MILLION,
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ICON_MOLECULE_CO2,
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ICON_THERMOMETER,
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ICON_WATER_PERCENT,
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UNIT_CELSIUS,
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UNIT_PERCENT,
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)
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CODEOWNERS = ["@sjtrny"]
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DEPENDENCIES = ["i2c"]
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scd4x_ns = cg.esphome_ns.namespace("scd4x")
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SCD4XComponent = scd4x_ns.class_("SCD4XComponent", cg.PollingComponent, i2c.I2CDevice)
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CONF_AUTOMATIC_SELF_CALIBRATION = "automatic_self_calibration"
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CONF_ALTITUDE_COMPENSATION = "altitude_compensation"
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CONF_AMBIENT_PRESSURE_COMPENSATION = "ambient_pressure_compensation"
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CONF_TEMPERATURE_OFFSET = "temperature_offset"
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CONF_AMBIENT_PRESSURE_COMPENSATION_SOURCE = "ambient_pressure_compensation_source"
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CONFIG_SCHEMA = (
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cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(SCD4XComponent),
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cv.Optional(CONF_CO2): sensor.sensor_schema(
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unit_of_measurement=UNIT_PARTS_PER_MILLION,
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icon=ICON_MOLECULE_CO2,
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accuracy_decimals=0,
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device_class=DEVICE_CLASS_CARBON_DIOXIDE,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
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unit_of_measurement=UNIT_CELSIUS,
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icon=ICON_THERMOMETER,
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accuracy_decimals=2,
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device_class=DEVICE_CLASS_TEMPERATURE,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_HUMIDITY): sensor.sensor_schema(
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unit_of_measurement=UNIT_PERCENT,
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icon=ICON_WATER_PERCENT,
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accuracy_decimals=2,
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device_class=DEVICE_CLASS_HUMIDITY,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_AUTOMATIC_SELF_CALIBRATION, default=True): cv.boolean,
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cv.Optional(CONF_ALTITUDE_COMPENSATION, default="0m"): cv.All(
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cv.float_with_unit("altitude", "(m|m a.s.l.|MAMSL|MASL)"),
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cv.int_range(min=0, max=0xFFFF, max_included=False),
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),
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cv.Optional(CONF_AMBIENT_PRESSURE_COMPENSATION): cv.pressure,
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cv.Optional(CONF_TEMPERATURE_OFFSET, default="4°C"): cv.temperature,
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cv.Optional(CONF_AMBIENT_PRESSURE_COMPENSATION_SOURCE): cv.use_id(
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sensor.Sensor
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),
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}
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)
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.extend(cv.polling_component_schema("60s"))
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.extend(i2c.i2c_device_schema(0x62))
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)
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SENSOR_MAP = {
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CONF_CO2: "set_co2_sensor",
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CONF_TEMPERATURE: "set_temperature_sensor",
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CONF_HUMIDITY: "set_humidity_sensor",
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}
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SETTING_MAP = {
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CONF_AUTOMATIC_SELF_CALIBRATION: "set_automatic_self_calibration",
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CONF_ALTITUDE_COMPENSATION: "set_altitude_compensation",
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CONF_AMBIENT_PRESSURE_COMPENSATION: "set_ambient_pressure_compensation",
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CONF_TEMPERATURE_OFFSET: "set_temperature_offset",
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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 i2c.register_i2c_device(var, config)
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for key, funcName in SETTING_MAP.items():
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if key in config:
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cg.add(getattr(var, funcName)(config[key]))
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for key, funcName in SENSOR_MAP.items():
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if key in config:
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sens = await sensor.new_sensor(config[key])
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cg.add(getattr(var, funcName)(sens))
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if CONF_AMBIENT_PRESSURE_COMPENSATION_SOURCE in config:
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sens = await cg.get_variable(config[CONF_AMBIENT_PRESSURE_COMPENSATION_SOURCE])
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cg.add(var.set_ambient_pressure_source(sens))
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