refactor(server): simplify helpers singleton

server/src/helpers/date.ts

@@ -11,16 +11,10 @@ dayjs.extend(timezone)
 class DateHelper {
   private static instance: DateHelper
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (DateHelper.instance == null) {
-      DateHelper.instance = new DateHelper()
+      DateHelper.instance = this
     }
-
-    return DateHelper.instance
   }
 
   /**
@@ -54,4 +48,4 @@ class DateHelper {
   }
 }
 
-export const DATE = DateHelper.getInstance()
+export const DATE = new DateHelper()

server/src/helpers/lang.ts

@@ -14,16 +14,10 @@ export type ShortLanguageCode = Language['short']
 class LangHelper {
   private static instance: LangHelper
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (LangHelper.instance == null) {
-      LangHelper.instance = new LangHelper()
+      LangHelper.instance = this
     }
-
-    return LangHelper.instance
   }
 
   /**
@@ -64,4 +58,4 @@ class LangHelper {
   }
 }
 
-export const LANG = LangHelper.getInstance()
+export const LANG = new LangHelper()

server/src/helpers/loader.ts

@@ -21,16 +21,10 @@ class LoaderHelper {
 
   private interval: NodeJS.Timer | undefined
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (LoaderHelper.instance == null) {
-      LoaderHelper.instance = new LoaderHelper()
+      LoaderHelper.instance = this
     }
-
-    return LoaderHelper.instance
   }
 
   /**
@@ -62,4 +56,4 @@ class LoaderHelper {
   }
 }
 
-export const LOADER = LoaderHelper.getInstance()
+export const LOADER = new LoaderHelper()

server/src/helpers/log.ts

@@ -16,16 +16,10 @@ class LogHelper {
 
   private static instance: LogHelper
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (LogHelper.instance == null) {
-      LogHelper.instance = new LogHelper()
+      LogHelper.instance = this
     }
-
-    return LogHelper.instance
   }
 
   /**
@@ -88,4 +82,4 @@ class LogHelper {
   }
 }
 
-export const LOG = LogHelper.getInstance()
+export const LOG = new LogHelper()

server/src/helpers/os.ts

@@ -11,16 +11,10 @@ interface GetInformation {
 class OSHelper {
   private static instance: OSHelper
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (OSHelper.instance == null) {
-      OSHelper.instance = new OSHelper()
+      OSHelper.instance = this
     }
-
-    return OSHelper.instance
   }
 
   /**
@@ -54,4 +48,4 @@ class OSHelper {
   }
 }
 
-export const OS = OSHelper.getInstance()
+export const OS = new OSHelper()

server/src/helpers/skill-domain.ts

@@ -26,16 +26,10 @@ const DOMAINS_DIR = path.join(process.cwd(), 'skills')
 class SkillDomainHelper {
   private static instance: SkillDomainHelper
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (SkillDomainHelper.instance == null) {
-      SkillDomainHelper.instance = new SkillDomainHelper()
+      SkillDomainHelper.instance = this
     }
-
-    return SkillDomainHelper.instance
   }
 
   /**
@@ -140,4 +134,4 @@ class SkillDomainHelper {
   }
 }
 
-export const SKILL_DOMAIN = SkillDomainHelper.getInstance()
+export const SKILL_DOMAIN = new SkillDomainHelper()

server/src/helpers/string.ts

@@ -1,16 +1,10 @@
 class StringHelper {
   private static instance: StringHelper
 
-  private constructor() {
-    // Singleton
-  }
-
-  public static getInstance() {
+  constructor() {
     if (StringHelper.instance == null) {
-      StringHelper.instance = new StringHelper()
+      StringHelper.instance = this
     }
-
-    return StringHelper.instance
   }
 
   /**
@@ -82,4 +76,4 @@ class StringHelper {
   }
 }
 
-export const STRING = StringHelper.getInstance()
+export const STRING = new StringHelper()