import { WalletObject } from '@ocap/wallet';
import { DIDTypeShortcut, DIDTypeArg } from '@arcblock/did';
import { LRUCache } from 'lru-cache';
export declare const cacheWallet: LRUCache<string, WalletObject<string>, unknown>;
/**
 * Create a wallet from public key
 * Internal helper function used by both createRemoteWallet and getWallet.getPkWallet
 */
export declare const getPkWallet: (type?: DIDTypeShortcut, appPk?: string) => WalletObject;
/**
 * Create a remote wallet with sign and signJWT methods that call blocklet-service
 * @param publicKey - The public key to create the wallet from
 * @param type - The wallet type
 * @param keyType - Key type to use ('sk' or 'psk')
 * @returns Wallet object with remote sign and signJWT methods
 */
export declare const createRemoteWallet: (publicKey: string, type?: any, keyType?: "sk" | "psk") => WalletObject;
/**
 * @param {string} [type=process.env.CHAIN_TYPE] can only be 'eth|ethereum' or 'default|arcblock'
 * @param {string} [appSk=process.env.BLOCKLET_APP_SK] must be hex
 * @param {string} [keyType='sk'] key type to use ('sk' or 'psk')
 * @return {WalletObject}  {WalletObject}
 */
export declare const getWallet: {
    (type?: DIDTypeShortcut, appSk?: string, keyType?: "sk" | "psk"): WalletObject;
    getPermanentWallet: () => WalletObject<string>;
    getEthereumWallet: (permanent?: boolean) => WalletObject<string>;
    getPkWallet: (type?: DIDTypeShortcut, appPk?: string) => WalletObject;
    deriveWallet: (sub: string, type?: DIDTypeArg, index?: number, keyType?: "sk" | "psk") => Promise<WalletObject>;
    getAccessWallet: () => WalletObject<string>;
};
/**
 * Create wallet from app DID with automatic fallback to remote signing
 * @param sub - Subject identifier (e.g., 'email|user@example.com')
 * @param type - DID type shortcut (e.g., 'ethereum')
 * @param index - Index for deriving wallet (default: 0)
 * @param keyType - Key type to use ('sk' or 'psk', default: 'sk')
 * @returns Wallet object with sign and signJWT methods
 */
export declare const deriveWallet: (sub: string, type?: DIDTypeArg, index?: number, keyType?: "sk" | "psk") => Promise<WalletObject>;
export declare const getPermanentWallet: () => WalletObject<string>;
export declare const getEthereumWallet: (permanent?: boolean) => WalletObject<string>;
export declare const getAccessWallet: () => WalletObject<string>;