CODE EXAMPLE FOR JAVASCRIPT

how to delete cache in angular using http interceptor?

import { Injectable } from '@angular/core';
import { environment } from 'src/environments/environment';

@Injectable({ providedIn: 'root' })
export class TimerService {
  private isTimerStarted = false;
  public dateNow = new Date();
  public dDay = new Date();
  milliSecondsInASecond = 1000;
  hoursInADay = 24;
  minutesInAnHour = 60;
  SecondsInAMinute = 60;

  public timeDifference: any;

  constructor() {}

  private getTimeDifference() {
    this.timeDifference = this.dDay.getTime() - new Date().getTime();    
  }
  
  startTimer() {
    if (!this.isTimerStarted) {
   
      this.dDay.setMinutes(
        this.dDay.getMinutes() + 30 //+environment.cacheTimeInMinutes // you can put this time in environment file to make it configurable.
      );
      this.getTimeDifference();
      this.isTimerStarted = true;
    }
  }

  resetTimer() {
    this.isTimerStarted = false;
    this.getTimeDifference();
  }

  getRemainingTime(): number {
    this.getTimeDifference();
    return this.timeDifference;
  }
}