import { Injectable } from '@angular/core';

@Injectable({
  providedIn: 'root'
})
export class CookieService {

  constructor() { }

  public deleteAndSetCookie(name: string, val: string) {
    this.deleteCookie(name);
    this.setCookie(name, val);
  }

  public setCookie(name: string, val: string) {
    const date = new Date();
    const value = val;

    // Set it expire in 7 days
    date.setTime(date.getTime() + (7 * 24 * 60 * 60 * 1000));
    // Set it
    document.cookie = name + "=" + value + "; expires=" + date.toUTCString() + "; path=/";
  }

  public getCookie(name: string) {

    const value = "; " + document.cookie;
    const parts = value.split("; " + name + "=");
    if (parts.length == 2) {
      return parts.pop().split(";").shift();
    }
  }

  public deleteCookie(name: string) {
    const date = new Date();

    // Set it expire in -1 days
    date.setTime(date.getTime() + (-1 * 24 * 60 * 60 * 1000));

    // Set it
    document.cookie = name + "=; expires=" + date.toUTCString() + "; path=/";
  }
}