/**
 * Device Domain - Core Entities
 *
 * This file defines core types and interfaces for device information.
 * All types are self-contained - no external dependencies for types.
 *
 * @domain device
 * @layer domain/entities
 */
/**
 * Device type enumeration (matches expo-device values)
 */
export declare enum DeviceType {
    UNKNOWN = 0,
    PHONE = 1,
    TABLET = 2,
    DESKTOP = 3,
    TV = 4
}
/**
 * Device information interface
 */
export interface DeviceInfo {
    brand: string | null;
    manufacturer: string | null;
    modelName: string | null;
    modelId: string | null;
    deviceName: string | null;
    deviceYearClass: number | null;
    deviceType: DeviceType | null;
    isDevice: boolean;
    osName: string | null;
    osVersion: string | null;
    osBuildId: string | null;
    platformApiLevel: number | null;
    totalMemory: number | null;
    platform: 'ios' | 'android' | 'web';
    timezone: string | null;
    region: string | null;
}
/**
 * Application information interface
 */
export interface ApplicationInfo {
    applicationName: string;
    applicationId: string;
    nativeApplicationVersion: string | null;
    nativeBuildVersion: string | null;
    installTime: Date | null;
    lastUpdateTime: Date | null;
    androidId: string | null;
    iosIdForVendor: string | null;
}
/**
 * Combined device and app info
 */
export interface SystemInfo {
    device: DeviceInfo;
    application: ApplicationInfo;
    timestamp: number;
    userId?: string;
}
/**
 * Device constants
 */
export declare const DEVICE_CONSTANTS: {
    readonly DEVICE_TYPE: {
        readonly UNKNOWN: 0;
        readonly PHONE: 1;
        readonly TABLET: 2;
        readonly DESKTOP: 3;
        readonly TV: 4;
    };
    readonly PLATFORM: {
        readonly IOS: "ios";
        readonly ANDROID: "android";
        readonly WEB: "web";
    };
};