1 import ConfigurationData
, { StationTemplateURL
} from
'../types/ConfigurationData';
3 import { WorkerProcessType
} from
'../types/Worker';
5 import path from
'path';
7 export default class Configuration
{
8 private static configurationFilePath
= path
.join(path
.resolve(__dirname
, '../'), 'assets', 'config.json');
9 private static configurationFileWatcher
: fs
.FSWatcher
;
10 private static configuration
: ConfigurationData
;
11 private static configurationChangeCallback
: () => Promise
<void>;
13 static setConfigurationChangeCallback(cb
: () => Promise
<void>): void {
14 Configuration
.configurationChangeCallback
= cb
;
17 static getStatisticsDisplayInterval(): number {
19 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'statisticsDisplayInterval') ? Configuration
.getConfig().statisticsDisplayInterval
: 60;
22 static getConnectionTimeout(): number {
23 Configuration
.deprecateConfigurationKey('autoReconnectTimeout', 'Use \'connectionTimeout\' in charging station instead');
24 Configuration
.deprecateConfigurationKey('connectionTimeout', 'Use it in charging station template instead');
26 if (Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'connectionTimeout')) {
27 return Configuration
.getConfig().connectionTimeout
;
31 static getAutoReconnectMaxRetries(): number {
32 Configuration
.deprecateConfigurationKey('autoReconnectMaxRetries', 'Use it in charging station template instead');
34 if (Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'autoReconnectMaxRetries')) {
35 return Configuration
.getConfig().autoReconnectMaxRetries
;
39 static getStationTemplateURLs(): StationTemplateURL
[] {
40 Configuration
.getConfig().stationTemplateURLs
.forEach((stationURL
: StationTemplateURL
) => {
41 if (!Configuration
.isUndefined(stationURL
['numberOfStation'])) {
42 console
.error(`Deprecated configuration key 'numberOfStation' usage for template file '${stationURL.file}' in 'stationTemplateURLs'. Use 'numberOfStations' instead`);
46 return Configuration
.getConfig().stationTemplateURLs
;
49 static getWorkerProcess(): WorkerProcessType
{
50 Configuration
.deprecateConfigurationKey('useWorkerPool;', 'Use \'workerProcess\' to define the type of worker process to use instead');
51 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerProcess') ? Configuration
.getConfig().workerProcess
: WorkerProcessType
.WORKER_SET
;
54 static getWorkerPoolMinSize(): number {
55 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerPoolMinSize') ? Configuration
.getConfig().workerPoolMinSize
: 4;
58 static getWorkerPoolMaxSize(): number {
59 Configuration
.deprecateConfigurationKey('workerPoolSize;', 'Use \'workerPoolMaxSize\' instead');
60 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'workerPoolMaxSize') ? Configuration
.getConfig().workerPoolMaxSize
: 16;
63 static getChargingStationsPerWorker(): number {
64 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'chargingStationsPerWorker') ? Configuration
.getConfig().chargingStationsPerWorker
: 1;
67 static getLogConsole(): boolean {
68 Configuration
.deprecateConfigurationKey('consoleLog', 'Use \'logConsole\' instead');
69 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logConsole') ? Configuration
.getConfig().logConsole
: false;
72 static getLogFormat(): string {
73 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logFormat') ? Configuration
.getConfig().logFormat
: 'simple';
76 static getLogRotate(): boolean {
77 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logRotate') ? Configuration
.getConfig().logRotate
: true;
80 static getLogMaxFiles(): number {
81 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logMaxFiles') ? Configuration
.getConfig().logMaxFiles
: 7;
84 static getLogLevel(): string {
85 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logLevel') ? Configuration
.getConfig().logLevel
: 'info';
88 static getLogFile(): string {
89 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logFile') ? Configuration
.getConfig().logFile
: 'combined.log';
92 static getLogErrorFile(): string {
93 Configuration
.deprecateConfigurationKey('errorFile', 'Use \'logErrorFile\' instead');
94 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'logErrorFile') ? Configuration
.getConfig().logErrorFile
: 'error.log';
97 static getSupervisionURLs(): string[] {
99 return Configuration
.getConfig().supervisionURLs
;
102 static getDistributeStationsToTenantsEqually(): boolean {
103 Configuration
.deprecateConfigurationKey('distributeStationToTenantEqually', 'Use \'distributeStationsToTenantsEqually\' instead');
104 return Configuration
.objectHasOwnProperty(Configuration
.getConfig(), 'distributeStationsToTenantsEqually') ? Configuration
.getConfig().distributeStationsToTenantsEqually
: true;
107 private static deprecateConfigurationKey(key
: string, logMsgToAppend
= '') {
108 if (!Configuration
.isUndefined(Configuration
.getConfig()[key
])) {
109 console
.error(`Deprecated configuration key '${key}' usage${logMsgToAppend && '. ' + logMsgToAppend}`);
113 // Read the config file
114 private static getConfig(): ConfigurationData
{
115 if (!Configuration
.configuration
) {
116 Configuration
.configuration
= JSON
.parse(fs
.readFileSync(Configuration
.configurationFilePath
, 'utf8')) as ConfigurationData
;
117 if (!Configuration
.configurationFileWatcher
) {
118 Configuration
.configurationFileWatcher
= Configuration
.getConfigurationFileWatcher();
121 return Configuration
.configuration
;
124 private static getConfigurationFileWatcher(): fs
.FSWatcher
{
125 // eslint-disable-next-line @typescript-eslint/no-misused-promises
126 return fs
.watch(Configuration
.configurationFilePath
).on('change', async (e
): Promise
<void> => {
127 // Nullify to force configuration file reading
128 Configuration
.configuration
= null;
129 if (!Configuration
.isUndefined(Configuration
.configurationChangeCallback
)) {
130 await Configuration
.configurationChangeCallback();
135 private static objectHasOwnProperty(object
: any, property
: string): boolean {
136 return Object.prototype
.hasOwnProperty
.call(object
, property
) as boolean;
139 private static isUndefined(obj
: any): boolean {
140 return typeof obj
=== 'undefined';