import { ElectrumConfig, ElectrumBalance, ElectrumUTXO, ElectrumHistoryItem, FeeEstimate, BroadcastResult } from '../types/wallet';
export declare class ElectrumClient {
    private config;
    private socket;
    private requestId;
    private pendingRequests;
    private connected;
    private buffer;
    constructor(config: ElectrumConfig);
    /**
     * Connect to the Electrum server
     */
    connect(): Promise<void>;
    /**
     * Disconnect from the Electrum server
     */
    disconnect(): void;
    /**
     * Check if connected to the server
     */
    isConnected(): boolean;
    /**
     * Handle incoming data from the server
     */
    private handleData;
    /**
     * Handle server response
     */
    private handleResponse;
    /**
     * Send a request to the Electrum server
     */
    private sendRequest;
    /**
     * Get server version and protocol version
     */
    getServerVersion(): Promise<{
        server: string;
        protocol: string;
    }>;
    /**
     * Get address balance
     */
    getBalance(address: string): Promise<ElectrumBalance>;
    /**
     * Get UTXOs for an address
     */
    getUTXOs(address: string): Promise<ElectrumUTXO[]>;
    /**
     * Get transaction history for an address
     */
    getHistory(address: string): Promise<ElectrumHistoryItem[]>;
    /**
     * Get raw transaction by hash
     */
    getTransaction(txHash: string): Promise<string>;
    /**
     * Get transaction details with verbose output
     */
    getTransactionVerbose(txHash: string): Promise<any>;
    /**
     * Broadcast a raw transaction
     */
    broadcastTransaction(rawTx: string): Promise<BroadcastResult>;
    /**
     * Estimate transaction fees for different confirmation targets
     */
    estimateFees(): Promise<FeeEstimate>;
    /**
     * Get estimated fee for transaction confirmation in specified blocks (legacy method)
     */
    getEstimateFee(blocks?: number): Promise<number>;
    /**
     * Get relay fee from the server
     */
    getRelayFee(): Promise<number>;
    /**
     * Get mempool fee histogram
     */
    getMempoolFeeHistogram(): Promise<Array<[number, number]>>;
    /**
     * Check if transaction is in mempool
     */
    isTransactionInMempool(txid: string): Promise<boolean>;
    /**
     * Get transaction confirmation status
     */
    getTransactionStatus(txid: string): Promise<{
        confirmed: boolean;
        confirmations: number;
        blockHeight?: number;
    }>;
    /**
     * Get multiple address balances at once
     */
    getMultipleBalances(addresses: string[]): Promise<{
        [address: string]: ElectrumBalance;
    }>;
    /**
     * Get multiple address UTXOs at once
     */
    getMultipleUTXOs(addresses: string[]): Promise<{
        [address: string]: ElectrumUTXO[];
    }>;
    /**
     * Convert Bitcoin address to script hash for Electrum protocol
     */
    private addressToScriptHash;
    /**
     * Subscribe to address changes (for real-time updates)
     */
    subscribeToAddress(address: string, callback: (status: string) => void): Promise<void>;
    /**
     * Ping the server to keep connection alive
     */
    ping(): Promise<void>;
    /**
     * Get server features
     */
    getServerFeatures(): Promise<any>;
}
export declare function createElectrumClient(host?: string, port?: number, ssl?: boolean): ElectrumClient;