import { AccountId, Transaction, TransactionReceipt, PrivateKey } from '@hashgraph/sdk';
import { AbstractSigner } from './abstract-signer';
import { HederaNetworkType } from '../types';
import { HashinalsWalletConnectSDK } from '@hashgraphonline/hashinal-wc';

/**
 * A signer implementation for browser environments that uses HashConnect for signing.
 * It delegates signing operations to an instance of HashinalsWalletConnectSDK.
 */
export declare class BrowserSigner extends AbstractSigner {
    private networkInternal;
    private accountIdInternal;
    private hwcSdk;
    /**
     * Constructs a BrowserSigner instance.
     * @param {HashinalsWalletConnectSDK} hwcSdk - An initialized HashinalsWalletConnectSDK instance.
     * @param {HederaNetworkType} network - The Hedera network ('mainnet' or 'testnet').
     * @param {string | AccountId} accountId - The Hedera account ID this signer will represent (must be paired with hwcSdk).
     */
    constructor(hwcSdk: HashinalsWalletConnectSDK, network: HederaNetworkType, accountId: string | AccountId);
    /**
     * Retrieves the Hedera account ID associated with this signer.
     * @returns {AccountId} The Hedera AccountId object.
     */
    getAccountId(): AccountId;
    /**
     * Signs and executes a Hedera transaction using the HashinalsWalletConnectSDK,
     * returning the transaction receipt. Transaction freezing is handled by HashinalsWalletConnectSDK.
     * @param {Transaction} transaction - The transaction to sign and execute.
     * @returns {Promise<TransactionReceipt>} A promise that resolves to the transaction receipt.
     * @throws {Error} If the transaction fails or is rejected.
     */
    signAndExecuteTransaction(transaction: Transaction): Promise<TransactionReceipt>;
    /**
     * Retrieves the Hedera network type this signer is configured for.
     * @returns {HederaNetworkType} The configured Hedera network type ('mainnet' or 'testnet').
     */
    getNetwork(): HederaNetworkType;
    /**
     * Retrieves the operator's private key.
     * For BrowserSigner, this is not available as signing is delegated to the user's wallet via WalletConnect.
     * @returns {string | PrivateKey} Throws an error as private key is not accessible.
     * @throws {Error} Always, as BrowserSigner does not hold private keys.
     */
    getOperatorPrivateKey(): string | PrivateKey;
    /**
     * Retrieves the Hedera client instance.
     * @returns {Client} The Hedera client instance.
     */
    getClient(): any;
}