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 getWorkerPoolMaxSize(): number {
  45     Configuration.deprecateConfigurationKey('workerPoolSize;', 'Use \'workerPoolMaxSize\' instead');
  46     return Configuration.useWorkerPool() && Configuration.objectHasOwnProperty(Configuration.getConfig(), 'workerPoolMaxSize') ? Configuration.getConfig().workerPoolMaxSize : 16;
  47   }
  48
  49   static getChargingStationsPerWorker(): number {
  50     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'chargingStationsPerWorker') ? Configuration.getConfig().chargingStationsPerWorker : 1;
  51   }
  52
  53   static getLogConsole(): boolean {
  54     Configuration.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
  55     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
  56   }
  57
  58   static getLogFormat(): string {
  59     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFormat') ? Configuration.getConfig().logFormat : 'simple';
  60   }
  61
  62   static getLogRotate(): boolean {
  63     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logRotate') ? Configuration.getConfig().logRotate : true;
  64   }
  65
  66   static getLogMaxFiles(): number {
  67     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') ? Configuration.getConfig().logMaxFiles : 7;
  68   }
  69
  70   static getLogLevel(): string {
  71     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logLevel') ? Configuration.getConfig().logLevel : 'info';
  72   }
  73
  74   static getLogFile(): string {
  75     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logFile') ? Configuration.getConfig().logFile : 'combined.log';
  76   }
  77
  78   static getLogErrorFile(): string {
  79     Configuration.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
  80     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
  81   }
  82
  83   static getSupervisionURLs(): string[] {
  84     // Read conf
  85     return Configuration.getConfig().supervisionURLs;
  86   }
  87
  88   static getDistributeStationsToTenantsEqually(): boolean {
  89     Configuration.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
  90     return Configuration.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
  91   }
  92
  93   private static deprecateConfigurationKey(key: string, logMsgToAppend = '') {
  94     if (!Configuration.isUndefined(Configuration.getConfig()[key])) {
  95       console.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
  96     }
  97   }
  98
  99   // Read the config file
 100   private static getConfig(): ConfigurationData {
 101     if (!Configuration.configuration) {
 102       Configuration.configuration = JSON.parse(fs.readFileSync('./src/assets/config.json', 'utf8')) as ConfigurationData;
 103     }
 104     return Configuration.configuration;
 105   }
 106
 107   private static objectHasOwnProperty(object: any, property: string): boolean {
 108     return Object.prototype.hasOwnProperty.call(object, property) as boolean;
 109   }
 110
 111   private static isUndefined(obj: any): boolean {
 112     return typeof obj === 'undefined';
 113   }
 114 }