Improve code quality and add comments

frontend/src/app/Helpers/helper.service.ts

@@ -9,12 +9,17 @@ export class HelperService {
   constructor(private botService: BotService) {}
 
   /**
+   * Function to delay loading of webpage for a smoother user experience
    * @param  {number} ms
    */
   delay(ms: number) {
     return new Promise((resolve) => setTimeout(resolve, ms));
   }
 
+  /**
+   * Function to format share data
+   * @returns Share
+   */
   formatShareData(): Share[] {
     var shares: Share[] = [];
     this.botService.getSymbols().subscribe((result) => {
@@ -27,7 +32,10 @@ export class HelperService {
     });
     return shares;
   }
-
+  /**
+   * @returns Keyword
+   * Function to format keyword data
+   */
   formatKeywordsData(): Keyword[] {
     var keywords: Keyword[] = [];
     this.botService.getKeywords().subscribe((result) => {