import type { PlatformAccessory } from 'homebridge';
import { Subject } from 'rxjs';
import type { ResideoDevice } from '../api/resideoClient.js';
import type { ResideoPlatform } from '../platform.js';
import { deviceBase } from './device.js';
/**
 * HomeKit Smoke/CO/CO2 Sensor Accessory
 */
export declare class SmokeSensor extends deviceBase {
    readonly platform: ResideoPlatform;
    private SmokeSensor;
    private CarbonMonoxideSensor?;
    private CarbonDioxideSensor?;
    private Battery;
    SensorUpdateInProgress: boolean;
    doSensorUpdate: Subject<void>;
    constructor(platform: ResideoPlatform, accessory: PlatformAccessory, device: ResideoDevice);
    /**
     * Parse the device status from the FirstAlert api
     */
    parseStatus(): Promise<void>;
    /**
     * Ask the FirstAlert API for the latest device information
     */
    refreshStatus(): Promise<void>;
    /**
     * Update HomeKit characteristics
     */
    updateHomeKitCharacteristics(): Promise<void>;
    /**
     * Called by platform polling
     */
    updateState(): Promise<void>;
}
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