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\' in charging station instead');
  16     Configuration.deprecateConfigurationKey('connectionTimeout', 'Use it in charging station template instead');
  17     // Read conf
  18     if (Utils.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 (Utils.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 (!Utils.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 useWorkerPool(): boolean {
  42     return Configuration.getConfig().useWorkerPool;
  43   }
  44
  45   static getWorkerPoolSize(): number {
  46     return Configuration.getConfig().workerPoolSize;
  47   }
  48
  49   static getLogConsole(): boolean {
  50     Configuration.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
  51     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logConsole') ? Configuration.getConfig().logConsole : false;
  52   }
  53
  54   static getLogFormat(): string {
  55     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logFormat') ? Configuration.getConfig().logFormat : 'simple';
  56   }
  57
  58   static getLogRotate(): boolean {
  59     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logRotate') ? Configuration.getConfig().logRotate : true;
  60   }
  61
  62   static getLogMaxFiles(): number {
  63     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logMaxFiles') ? Configuration.getConfig().logMaxFiles : 7;
  64   }
  65
  66   static getLogLevel(): string {
  67     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logLevel') ? Configuration.getConfig().logLevel : 'info';
  68   }
  69
  70   static getLogFile(): string {
  71     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logFile') ? Configuration.getConfig().logFile : 'combined.log';
  72   }
  73
  74   static getLogErrorFile(): string {
  75     Configuration.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
  76     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'logErrorFile') ? Configuration.getConfig().logErrorFile : 'error.log';
  77   }
  78
  79   static getSupervisionURLs(): string[] {
  80     // Read conf
  81     return Configuration.getConfig().supervisionURLs;
  82   }
  83
  84   static getDistributeStationsToTenantsEqually(): boolean {
  85     Configuration.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
  86     return Utils.objectHasOwnProperty(Configuration.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration.getConfig().distributeStationsToTenantsEqually : true;
  87   }
  88
  89   private static deprecateConfigurationKey(key: string, logMsgToAppend = '') {
  90     if (!Utils.isUndefined(Configuration.getConfig()[key])) {
  91       console.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
  92     }
  93   }
  94
  95   // Read the config file
  96   private static getConfig(): ConfigurationData {
  97     if (!Configuration.configuration) {
  98       Configuration.configuration = JSON.parse(fs.readFileSync('./src/assets/config.json', 'utf8')) as ConfigurationData;
  99     }
 100     return Configuration.configuration;
 101   }
 102 }