src/utils/Configuration.ts

   1 import ConfigurationData, { StationTemplateURL } from '../types/ConfigurationData';
   2
   3 import Utils from './Utils';
   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 Utils.objectHasOwnProperty(Configuration.getConfig(), 'statisticsDisplayInterval') ? Configuration.getConfig().statisticsDisplayInterval : 60;
  12   }
  13
  14   static getConnectionTimeout(): number {
  15     Configuration.deprecateConfigurationKey('autoReconnectTimeout', 'Use \'connectionTimeout\' instead');
  16     // Read conf
  17     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'connectionTimeout') ? Configuration.getConfig().connectionTimeout : 10;
  18   }
  19
  20   static getAutoReconnectMaxRetries(): number {
  21     // Read conf
  22     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'autoReconnectMaxRetries') ? Configuration.getConfig().autoReconnectMaxRetries : -1;
  23   }
  24
  25   static getStationTemplateURLs(): StationTemplateURL[] {
  26     Configuration.getConfig().stationTemplateURLs.forEach((stationURL: StationTemplateURL) => {
  27       if (!Utils.isUndefined(stationURL['numberOfStation'])) {
  28         console.error(`Deprecated configuration key 'numberOfStation' usage for template file '${stationURL.file}' in 'stationTemplateURLs'. Use 'numberOfStations' instead`);
  29       }
  30     });
  31     // Read conf
  32     return Configuration.getConfig().stationTemplateURLs;
  33   }
  34
  35   static useWorkerPool(): boolean {
  36     return Configuration.getConfig().useWorkerPool;
  37   }
  38
  39   static getWorkerPoolSize(): number {
  40     return Configuration.getConfig().workerPoolSize;
  41   }
  42
  43   static getLogConsole(): boolean {
  44     Configuration.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
  45     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
  46   }
  47
  48   static getLogFormat(): string {
  49     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logFormat') ? Configuration.getConfig().logFormat : 'simple';
  50   }
  51
  52   static getLogRotate(): boolean {
  53     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logRotate') ? Configuration.getConfig().logRotate : true;
  54   }
  55
  56   static getLogMaxFiles(): number {
  57     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') ? Configuration.getConfig().logMaxFiles : 7;
  58   }
  59
  60   static getLogLevel(): string {
  61     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logLevel') ? Configuration.getConfig().logLevel : 'info';
  62   }
  63
  64   static getLogFile(): string {
  65     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logFile') ? Configuration.getConfig().logFile : 'combined.log';
  66   }
  67
  68   static getLogErrorFile(): string {
  69     Configuration.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
  70     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
  71   }
  72
  73   static getSupervisionURLs(): string[] {
  74     // Read conf
  75     return Configuration.getConfig().supervisionURLs;
  76   }
  77
  78   static getDistributeStationsToTenantsEqually(): boolean {
  79     Configuration.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
  80     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
  81   }
  82
  83   private static deprecateConfigurationKey(key: string, logMsgToAppend = '') {
  84     if (!Utils.isUndefined(Configuration.getConfig()[key])) {
  85       console.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
  86     }
  87   }
  88
  89   // Read the config file
  90   private static getConfig(): ConfigurationData {
  91     if (!Configuration.configuration) {
  92       Configuration.configuration = JSON.parse(fs.readFileSync('./src/assets/config.json', 'utf8')) as ConfigurationData;
  93     }
  94     return Configuration.configuration;
  95   }
  96 }