/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
interface ListenFunc {
    (): void;
}
/**
 * @description The subscribe listener
 */
interface Subscriber {
    (content: any): void;
}
/**
 * @description common options
 */
export interface CommonInputOptions {
    dataId: string;
    group?: string;
    unit?: string;
}
export interface UnitOptions {
    unit: string;
}
/**
 * @description Diamond client interface
 */
export interface BaseClient extends IClientWorker {
    /**
     * @description 获取当前机器所在机房
     * @returns {Promise<string>} currentUnit
     */
    getCurrentUnit(): Promise<string>;
    /**
     * @description 获取所有单元信息
     */
    getAllUnits(): Promise<string[]>;
    /**
     * 将配置发布到所有单元
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @param {String} content - config value
     * @returns {Promise<boolean>} true | false
     */
    publishToAllUnit(dataId: string, group: string, content: string): Promise<boolean>;
    /**
     * @description 将配置从所有单元中删除
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @returns {Promise<boolean>} true | false
     */
    removeToAllUnit(dataId: string, group: string): Promise<boolean>;
}
/**
 * 每个 diamond 环境实例
 */
export interface IClientWorker {
    /**
     * @description 获取配置
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @param {Object} [options]
     *   - {String} unit - which unit you want to connect, default is current unit
     * @returns {Promise<string>} value
     */
    getConfig(dataId: string, group: string, options?: UnitOptions): Promise<string>;
    /**
     * @description 发布配置
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @param {String} content - config value
     * @param {Object} [options]
     *   - {String} unit - which unit you want to connect, default is current unit
     * @returns {Promise<boolean>} true | false
     */
    publishSingle(dataId: string, group: string, content: string, options?: UnitOptions): Promise<boolean>;
    /**
     * @description 删除配置
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @param {Object} [options]
     *   - {String} unit - which unit you want to connect, default is current unit
     * @return {Promise<boolean>} true | false
     */
    remove(dataId: string, group: string, options?: UnitOptions): Promise<boolean>;
    /**
     * @description 推送聚合数据
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @param {String} datumId - id of datum
     * @param {String} content
     * @param {Object} [options]
     *  - {String} unit
     * @returns {Promise<boolean>} true | false
     */
    publishAggr(dataId: string, group: string, datumId: string, content: string, options?: UnitOptions): Promise<boolean>;
    /**
     * @description 删除聚合数据
     * @param {String} dataId - id of the data
     * @param {String} group - group name of the data
     * @param {String} datumId - id of datum
     * @param {Object} [options]
     *  - {String} unit
     * @returns {Promise<boolean>} true | false
     */
    removeAggr(dataId: string, group: string, datumId: string, options?: UnitOptions): Promise<boolean>;
    /**
     * @description 批量获取配置
     * @param {Array} dataIds - data id array
     * @param {String} group - group name of the data
     * @param {Object} [options]
     *   - {String} unit - which unit you want to connect, default is current unit
     * @returns {Promise<object>} result
     */
    batchGetConfig(dataIds: string[], group: string, options?: UnitOptions): Promise<object>;
    /**
     * @description 批量查询
     * @param {Array} dataIds - data id array
     * @param {String} group - group name of the data
     * @param {Object} [options]
     *   - {String} unit - which unit you want to connect, default is current unit
     * @returns {Promise<object>} result
     */
    batchQuery(dataIds: string[], group: string, options?: UnitOptions): Promise<object>;
    /**
     * @description 订阅
     * @param {Object} reg
     *   - {String} dataId - id of the data you want to subscribe
     *   - {String} [group] - group name of the data
     *   - {String} [unit] - which unit you want to connect, default is current unit
     * @param {Function} listener - listener(content: string)
     * @returns {InstanceType} DiamondClient
     */
    subscribe(reg: CommonInputOptions, listener: Subscriber): any;
    /**
     * @description 取消订阅
     * @param {Object} reg
     *  - {String} dataId - id of the data you want to unsubscribe
     *  - {String} [group] - group name of the data
     *  - {String} [unit] - which unit you want to connect, default is current unit
     * @param {Function} [listener]
     *  - listener(content: string)
     * @returns {InstanceType} DiamondClient
     */
    unSubscribe(reg: CommonInputOptions, listener?: ListenFunc): any;
    /**
     * @description 查询租户下的所有的配置
     */
    getConfigs(): Promise<Array<string>>;
    /**
     * @description close connection
     */
    close(): void;
    on?(evt: string, fn: (err: Error) => void): void;
}
/**
 * 服务列表管理器
 */
export interface IServerListManager {
    /**
     * 获取当前单元
     */
    getCurrentUnit(): Promise<string>;
    /**
     * 获取单元列表
     */
    fetchUnitLists(): Promise<Array<string>>;
    /**
     * 更新当前服务器
     */
    updateCurrentServer(unit?: string): Promise<void>;
    /**
     * 获取一个服务器地址
     * @param unit
     */
    getCurrentServerAddr(unit?: string): Promise<string>;
    /**
     * @description close connection
     */
    close(): any;
}
export interface ISnapshot {
    cacheDir: any;
    get(key: string): any;
    save(key: string, value: any): any;
    delete(key: string): any;
    batchSave(arr: Array<SnapShotData>): any;
}
export interface NacosHttpError extends Error {
    url?: string;
    params?: any;
    body?: any;
    unit?: string;
    dataId?: string;
    group?: string;
}
export interface SnapShotData {
    key?: string;
    value?: string;
}
export interface ClientOptions {
    endpoint?: string;
    serverPort?: number;
    namespace?: string;
    accessKey?: string;
    secretKey?: string;
    httpclient?: any;
    appName?: string;
    ssl?: boolean;
    refreshInterval?: number;
    contextPath?: string;
    clusterName?: string;
    requestTimeout?: number;
    defaultEncoding?: string;
    serverAddr?: string;
    unit?: string;
    nameServerAddr?: string;
    cacheDir?: string;
}
export declare enum ClientOptionKeys {
    ENDPOINT = "endpoint",
    SERVER_PORT = "serverPort",
    NAMESPACE = "namespace",
    ACCESSKEY = "accessKey",
    SECRETKEY = "secretKey",
    HTTPCLIENT = "httpclient",
    APPNAME = "appName",
    SSL = "ssl",
    SNAPSHOT = "snapshot",
    CACHE_DIR = "cacheDir",
    NAMESERVERADDR = "nameServerAddr",
    SERVERADDR = "serverAddr",
    UNIT = "unit",
    REFRESH_INTERVAL = "refreshInterval",
    CONTEXTPATH = "contextPath",
    CLUSTER_NAME = "clusterName",
    REQUEST_TIMEOUT = "requestTimeout",
    HTTP_AGENT = "httpAgent",
    SERVER_MGR = "serverMgr",
    DEFAULT_ENCODING = "defaultEncoding"
}
export interface IConfiguration {
    merge(config: any): IConfiguration;
    attach(config: any): IConfiguration;
    get(configKey?: ClientOptionKeys): any;
    has(configKey: ClientOptionKeys): boolean;
    set(configKey: ClientOptionKeys, target: any): IConfiguration;
    modify(configKey: ClientOptionKeys, changeHandler: (target: any) => any): IConfiguration;
}
export interface API_ROUTE {
    GET: string;
    BATCH_GET: string;
    BATCH_QUERY: string;
    PUBLISH: string;
    PUBLISH_ALL: string;
    REMOVE: string;
    REMOVE_ALL: string;
    LISTENER: string;
}
export {};