src/utils/Configuration.ts

   1 import ConfigurationData, { StationTemplateURL } from '../types/ConfigurationData';
   2
   3 import { WorkerProcessType } from '../types/Worker';
   4 import fs from 'fs';
   5
   6 export default class Configuration {
   7   private static configuration: ConfigurationData;
   8
   9   static getStatisticsDisplayInterval(): number {
  10     // Read conf
  11     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'statisticsDisplayInterval') ? Configuration.getConfig().statisticsDisplayInterval : 60;
  12   }
  13
  14   static getConnectionTimeout(): number {
  15     Configuration.deprecateConfigurationKey('autoReconnectTimeout', 'Use \'connectionTimeout\' in charging station instead');
  16     Configuration.deprecateConfigurationKey('connectionTimeout', 'Use it in charging station template instead');
  17     // Read conf
  18     if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'connectionTimeout')) {
  19       return Configuration.getConfig().connectionTimeout;
  20     }
  21   }
  22
  23   static getAutoReconnectMaxRetries(): number {
  24     Configuration.deprecateConfigurationKey('autoReconnectMaxRetries', 'Use it in charging station template instead');
  25     // Read conf
  26     if (Configuration.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectMaxRetries')) {
  27       return Configuration.getConfig().autoReconnectMaxRetries;
  28     }
  29   }
  30
  31   static getStationTemplateURLs(): StationTemplateURL[] {
  32     Configuration.getConfig().stationTemplateURLs.forEach((stationURL: StationTemplateURL) => {
  33       if (!Configuration.isUndefined(stationURL['numberOfStation'])) {
  34         console.error(`Deprecated configuration key 'numberOfStation' usage for template file '${stationURL.file}' in 'stationTemplateURLs'. Use 'numberOfStations' instead`);
  35       }
  36     });
  37     // Read conf
  38     return Configuration.getConfig().stationTemplateURLs;
  39   }
  40
  41   static getWorkerProcess(): WorkerProcessType {
  42     Configuration.deprecateConfigurationKey('useWorkerPool;', 'Use \'workerProcess\' to define the type of worker process to use instead');
  43     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerProcess') ? Configuration.getConfig().workerProcess : WorkerProcessType.WORKER_SET;
  44   }
  45
  46   static getWorkerPoolMinSize(): number {
  47     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerPoolMinSize') ? Configuration.getConfig().workerPoolMinSize : 4;
  48   }
  49
  50   static getWorkerPoolMaxSize(): number {
  51     Configuration.deprecateConfigurationKey('workerPoolSize;', 'Use \'workerPoolMaxSize\' instead');
  52     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerPoolMaxSize') ? Configuration.getConfig().workerPoolMaxSize : 16;
  53   }
  54
  55   static getChargingStationsPerWorker(): number {
  56     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'chargingStationsPerWorker') ? Configuration.getConfig().chargingStationsPerWorker : 1;
  57   }
  58
  59   static getLogConsole(): boolean {
  60     Configuration.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
  61     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
  62   }
  63
  64   static getLogFormat(): string {
  65     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFormat') ? Configuration.getConfig().logFormat : 'simple';
  66   }
  67
  68   static getLogRotate(): boolean {
  69     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logRotate') ? Configuration.getConfig().logRotate : true;
  70   }
  71
  72   static getLogMaxFiles(): number {
  73     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') ? Configuration.getConfig().logMaxFiles : 7;
  74   }
  75
  76   static getLogLevel(): string {
  77     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logLevel') ? Configuration.getConfig().logLevel : 'info';
  78   }
  79
  80   static getLogFile(): string {
  81     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFile') ? Configuration.getConfig().logFile : 'combined.log';
  82   }
  83
  84   static getLogErrorFile(): string {
  85     Configuration.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
  86     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
  87   }
  88
  89   static getSupervisionURLs(): string[] {
  90     // Read conf
  91     return Configuration.getConfig().supervisionURLs;
  92   }
  93
  94   static getDistributeStationsToTenantsEqually(): boolean {
  95     Configuration.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
  96     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
  97   }
  98
  99   private static deprecateConfigurationKey(key: string, logMsgToAppend = '') {
 100     if (!Configuration.isUndefined(Configuration.getConfig()[key])) {
 101       console.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
 102     }
 103   }
 104
 105   // Read the config file
 106   private static getConfig(): ConfigurationData {
 107     if (!Configuration.configuration) {
 108       Configuration.configuration = JSON.parse(fs.readFileSync('./src/assets/config.json', 'utf8')) as ConfigurationData;
 109     }
 110     return Configuration.configuration;
 111   }
 112
 113   private static objectHasOwnProperty(object: any, property: string): boolean {
 114     return Object.prototype.hasOwnProperty.call(object, property) as boolean;
 115   }
 116
 117   private static isUndefined(obj: any): boolean {
 118     return typeof obj === 'undefined';
 119   }
 120 }