import { IAddressBookOptions, AddressBookResolve, ResolveOptions } from './type';
export default class AddressBook {
    private rpcs;
    private contractAddress;
    private cacheOptions;
    private showLog;
    private nicknameCache;
    private emailCache;
    private addressCache;
    constructor(options?: IAddressBookOptions);
    private call;
    clearNicknameCache(): void;
    clearEmailCache(): void;
    clearAddressCache(): void;
    clearAllCache(): void;
    clearNicknameCacheByKey(key: string): void;
    clearEmailCacheByKey(key: string): void;
    clearAddressCacheByKey(key: string): void;
    setCacheTime(time: number): void;
    setCacheCheckExists(check: boolean): void;
    setCacheResolve(resolve: boolean): void;
    setRpcUrl(rpcUrl: string | string[]): void;
    setContractAddress(address: string): void;
    setShowLog(showLog: boolean): void;
    resolveByNickname(nickname: string, options?: ResolveOptions): Promise<AddressBookResolve>;
    resolveByEmail(email: string, options?: ResolveOptions): Promise<AddressBookResolve>;
    resolveByAddress(address: `0x${string}`, options?: ResolveOptions): Promise<AddressBookResolve>;
    isNicknameExists(nickname: string, options?: ResolveOptions): Promise<boolean>;
    isEmailExists(email: string, options?: ResolveOptions): Promise<boolean>;
    isAddressExists(address: `0x${string}`, options?: ResolveOptions): Promise<boolean>;
}