import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import i2c, sensor
from esphome.const import (
    CONF_CO2,
    CONF_ID,
    CONF_TVOC,
    DEVICE_CLASS_CARBON_DIOXIDE,
    DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS,
    STATE_CLASS_MEASUREMENT,
    UNIT_PARTS_PER_MILLION,
    UNIT_PARTS_PER_BILLION,
)

DEPENDENCIES = ["i2c"]
CODEOWNERS = ["@yozik04"]


iaqcore_ns = cg.esphome_ns.namespace("iaqcore")
iAQCore = iaqcore_ns.class_("IAQCore", cg.PollingComponent, i2c.I2CDevice)

CONFIG_SCHEMA = (
    cv.Schema(
        {
            cv.GenerateID(): cv.declare_id(iAQCore),
            cv.Optional(CONF_CO2): sensor.sensor_schema(
                unit_of_measurement=UNIT_PARTS_PER_MILLION,
                accuracy_decimals=0,
                device_class=DEVICE_CLASS_CARBON_DIOXIDE,
                state_class=STATE_CLASS_MEASUREMENT,
            ),
            cv.Optional(CONF_TVOC): sensor.sensor_schema(
                unit_of_measurement=UNIT_PARTS_PER_BILLION,
                accuracy_decimals=0,
                device_class=DEVICE_CLASS_VOLATILE_ORGANIC_COMPOUNDS,
                state_class=STATE_CLASS_MEASUREMENT,
            ),
        }
    )
    .extend(cv.polling_component_schema("60s"))
    .extend(i2c.i2c_device_schema(0x5A))
)


async def to_code(config):
    var = cg.new_Pvariable(config[CONF_ID])
    await cg.register_component(var, config)

    if co2_config := config.get(CONF_CO2):
        sens = await sensor.new_sensor(co2_config)
        cg.add(var.set_co2(sens))

    if tvoc_config := config.get(CONF_TVOC):
        sens = await sensor.new_sensor(tvoc_config)
        cg.add(var.set_tvoc(sens))

    await i2c.register_i2c_device(var, config)