src/utils/Configuration.ts

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