export interface DeviceFingerprint {
    userAgent: string;
    platform: string;
    language?: string;
    timezone?: string;
    screen?: {
        width: number;
        height: number;
        colorDepth: number;
    };
}
export interface StoredDeviceInfo {
    deviceId: string;
    deviceName?: string;
    fingerprint?: string;
    createdAt: string;
    lastUsed: string;
}
/**
 * Client-side device management utility
 * Handles persistent device identification across app sessions
 */
export declare class DeviceManager {
    private static DEVICE_KEY;
    /**
     * Check if we're in React Native environment
     */
    private static isReactNative;
    /**
     * Get appropriate storage for the platform
     */
    private static getStorage;
    /**
     * Get or create device fingerprint for current device
     */
    static getDeviceFingerprint(): DeviceFingerprint;
    /**
     * Get stored device info or create new one
     */
    static getDeviceInfo(): Promise<StoredDeviceInfo>;
    /**
     * Create new device info and store it
     */
    static createNewDeviceInfo(): Promise<StoredDeviceInfo>;
    /**
     * Save device info to storage
     */
    static saveDeviceInfo(deviceInfo: StoredDeviceInfo): Promise<void>;
    /**
     * Update device name
     */
    static updateDeviceName(deviceName: string): Promise<void>;
    /**
     * Clear stored device info (useful for testing or reset)
     */
    static clearDeviceInfo(): Promise<void>;
    /**
     * Generate a unique device ID
     */
    private static generateDeviceId;
    /**
     * Get a user-friendly device name based on platform
     */
    static getDefaultDeviceName(): string;
}
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