1/* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19/* 20 * 2021.01.08 - Rewrite the function 'register' and make it simpler. 21 * Copyright (c) 2021 Huawei Device Co., Ltd. 22 */ 23 24import { Log } from '../utils/utils'; 25 26export interface OptionsInterface { 27 create: (id: string) => any 28 destroy: (id: string) => void 29 refresh?: (id:string, data: object) => Error | void 30} 31 32export interface ServicesInterface { 33 name: string 34 options: OptionsInterface 35} 36 37export const services: ServicesInterface[] = []; 38 39/** 40 * Register a service. 41 * @param {string} name - Service name. 42 * @param {OptionsInterface} options - Could have { create, destroy, refresh } lifecycle methods. 43 */ 44export function register(name: string, options: OptionsInterface): void { 45 const hasName = services.map( 46 service => service.name 47 ).indexOf(name) >= 0; 48 49 if (hasName) { 50 Log.warn(`Service '${name}' has been registered already!`); 51 } else { 52 options = Object.assign({}, options); 53 services.push({ 54 name, 55 options 56 }); 57 } 58} 59 60/** 61 * Unregister a service by name. 62 * @param {string} name - Service name. 63 */ 64export function unregister(name: string): void { 65 services.some((service: ServicesInterface, index: number) => { 66 if (service.name === name) { 67 services.splice(index, 1); 68 return true; 69 } 70 }); 71} 72 73export default { 74 register, 75 unregister 76}; 77