mirror of https://github.com/esphome/esphome.git
114 lines
3.7 KiB
Python
114 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_PM_2_5,
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CONF_PM_10_0,
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CONF_PM_1_0,
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DEVICE_CLASS_AQI,
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DEVICE_CLASS_PM1,
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DEVICE_CLASS_PM10,
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DEVICE_CLASS_PM25,
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STATE_CLASS_MEASUREMENT,
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UNIT_MICROGRAMS_PER_CUBIC_METER,
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ICON_CHEMICAL_WEAPON,
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)
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DEPENDENCIES = ["i2c"]
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hm3301_ns = cg.esphome_ns.namespace("hm3301")
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HM3301Component = hm3301_ns.class_(
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"HM3301Component", cg.PollingComponent, i2c.I2CDevice
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)
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AQICalculatorType = hm3301_ns.enum("AQICalculatorType")
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CONF_AQI = "aqi"
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CONF_CALCULATION_TYPE = "calculation_type"
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UNIT_INDEX = "index"
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AQI_CALCULATION_TYPE = {
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"CAQI": AQICalculatorType.CAQI_TYPE,
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"AQI": AQICalculatorType.AQI_TYPE,
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}
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def _validate(config):
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if CONF_AQI in config and CONF_PM_2_5 not in config:
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raise cv.Invalid("AQI sensor requires PM 2.5")
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if CONF_AQI in config and CONF_PM_10_0 not in config:
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raise cv.Invalid("AQI sensor requires PM 10 sensors")
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return config
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CONFIG_SCHEMA = cv.All(
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cv.Schema(
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{
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cv.GenerateID(): cv.declare_id(HM3301Component),
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cv.Optional(CONF_PM_1_0): sensor.sensor_schema(
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unit_of_measurement=UNIT_MICROGRAMS_PER_CUBIC_METER,
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icon=ICON_CHEMICAL_WEAPON,
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accuracy_decimals=0,
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device_class=DEVICE_CLASS_PM1,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_PM_2_5): sensor.sensor_schema(
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unit_of_measurement=UNIT_MICROGRAMS_PER_CUBIC_METER,
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icon=ICON_CHEMICAL_WEAPON,
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accuracy_decimals=0,
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device_class=DEVICE_CLASS_PM25,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_PM_10_0): sensor.sensor_schema(
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unit_of_measurement=UNIT_MICROGRAMS_PER_CUBIC_METER,
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icon=ICON_CHEMICAL_WEAPON,
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accuracy_decimals=0,
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device_class=DEVICE_CLASS_PM10,
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state_class=STATE_CLASS_MEASUREMENT,
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),
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cv.Optional(CONF_AQI): sensor.sensor_schema(
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unit_of_measurement=UNIT_INDEX,
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icon=ICON_CHEMICAL_WEAPON,
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accuracy_decimals=0,
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device_class=DEVICE_CLASS_AQI,
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state_class=STATE_CLASS_MEASUREMENT,
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).extend(
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{
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cv.Required(CONF_CALCULATION_TYPE): cv.enum(
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AQI_CALCULATION_TYPE, upper=True
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),
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}
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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(0x40)),
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_validate,
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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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if CONF_PM_1_0 in config:
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sens = await sensor.new_sensor(config[CONF_PM_1_0])
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cg.add(var.set_pm_1_0_sensor(sens))
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if CONF_PM_2_5 in config:
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sens = await sensor.new_sensor(config[CONF_PM_2_5])
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cg.add(var.set_pm_2_5_sensor(sens))
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if CONF_PM_10_0 in config:
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sens = await sensor.new_sensor(config[CONF_PM_10_0])
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cg.add(var.set_pm_10_0_sensor(sens))
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if CONF_AQI in config:
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sens = await sensor.new_sensor(config[CONF_AQI])
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cg.add(var.set_aqi_sensor(sens))
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cg.add(var.set_aqi_calculation_type(config[CONF_AQI][CONF_CALCULATION_TYPE]))
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# https://platformio.org/lib/show/6306/Grove%20-%20Laser%20PM2.5%20Sensor%20HM3301
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cg.add_library("seeed-studio/Grove - Laser PM2.5 Sensor HM3301", "1.0.3")
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