export interface OfflineClientConfig {
    vaultUrl: string;
    timeout: number;
    fallbackToRemote: boolean;
}
export interface BootstrapRequest {
    device_id?: string;
    paths: string[];
    include: {
        pubkeys: boolean;
        addresses: boolean;
        balances: boolean;
        transactions: boolean;
    };
    cache_strategy: 'prefer_cache' | 'force_refresh' | 'cache_only';
}
export interface BootstrapResponse {
    device_id: string;
    response_time_ms: number;
    cache_status: {
        total_requested: number;
        cache_hits: number;
        cache_misses: number;
        missing_paths: string[];
        cache_freshness: string;
    };
    data: {
        pubkeys: Record<string, any>;
        addresses: Record<string, any>;
        balances: Record<string, any>;
    };
    background_tasks: {
        missing_data_fetch: string;
        balance_refresh: string;
        transaction_sync: string;
    };
}
export interface FastHealthResponse {
    status: string;
    device_connected: boolean;
    device_id?: string;
    cache_status: string;
    response_time_ms: number;
}
export declare class OfflineClient {
    private config;
    private isVaultAvailable;
    private lastHealthCheck;
    private healthCheckCacheMs;
    constructor(config: OfflineClientConfig);
    /**
     * Fast health check with caching
     */
    checkVaultHealth(forceRefresh?: boolean): Promise<boolean>;
    /**
     * Get complete wallet bootstrap data
     */
    getWalletBootstrap(paths: string[], includeOptions?: {
        pubkeys: boolean;
        addresses: boolean;
        balances: boolean;
        transactions: boolean;
    }): Promise<BootstrapResponse | null>;
    /**
     * Convert vault bootstrap response to pioneer-sdk format
     */
    convertBootstrapToPubkeys(bootstrap: BootstrapResponse): any[];
    /**
     * Get network identifiers for a BIP32 path
     */
    private getNetworksForPath;
    /**
     * Initialize offline mode
     */
    initOffline(paths: string[]): Promise<{
        pubkeys: any[];
        balances: any[];
        cached: boolean;
    }>;
    /**
     * Extract balance information from bootstrap response
     */
    private extractBalancesFromBootstrap;
    /**
     * Get current availability status
     */
    isAvailable(): boolean;
    /**
     * Background sync
     */
    backgroundSync(paths: string[]): Promise<void>;
}
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