import esphome.codegen as cg
from esphome.components import i2c, sensor
import esphome.config_validation as cv
from esphome.const import (
    DEVICE_CLASS_TEMPERATURE,
    STATE_CLASS_MEASUREMENT,
    UNIT_CELSIUS,
)

CODEOWNERS = ["@k7hpn"]
DEPENDENCIES = ["i2c"]

mcp9808_ns = cg.esphome_ns.namespace("mcp9808")
MCP9808Sensor = mcp9808_ns.class_(
    "MCP9808Sensor", sensor.Sensor, cg.PollingComponent, i2c.I2CDevice
)

CONFIG_SCHEMA = (
    sensor.sensor_schema(
        MCP9808Sensor,
        unit_of_measurement=UNIT_CELSIUS,
        accuracy_decimals=1,
        device_class=DEVICE_CLASS_TEMPERATURE,
        state_class=STATE_CLASS_MEASUREMENT,
    )
    .extend(cv.polling_component_schema("60s"))
    .extend(i2c.i2c_device_schema(0x18))
)


async def to_code(config):
    var = await sensor.new_sensor(config)
    await cg.register_component(var, config)
    await i2c.register_i2c_device(var, config)
