import { ClientOptions as ClientOptionsNative } from 'nacos';
import { FactoryProvider, Logger, LoggerService } from '@nestjs/common';
import { ModuleMetadata } from '@nestjs/common/interfaces';
export declare type ClientOptions = ClientOptionsNative & {
    leaderPort?: number;
};
export interface ConfigOptions {
    dataId: string;
    groupName: string;
    options?: {
        unit?: string;
    };
}
export interface ConfigClientOptions {
    configClient: ClientOptions;
    configs: ConfigOptions[];
    logger?: Logger | LoggerService;
    loggerLevel?: 'DEBUG' | 'INFO' | 'WARN' | 'ERROR';
}
export interface NacosConfigModuleAsyncOptions extends Pick<ModuleMetadata, 'imports'> {
    name?: string;
    useFactory: (...args: any[]) => Promise<ConfigClientOptions> | ConfigClientOptions;
    inject?: FactoryProvider['inject'];
}