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

@Injectable({
  providedIn: 'root',
})
export class CookieService {
  public getCookie(name: string) {
    const ca: string[] = document.cookie.split(';');
    const caLen: number = ca.length;
    const cookieName = `${name}=`;
    let c: string;

    for (let i = 0; i < caLen; i += 1) {
      c = ca[i].replace(/^\s+/g, '');
      if (c.indexOf(cookieName) === 0) {
        return c.substring(cookieName.length, c.length);
      }
    }
    return '';
  }

  public deleteCookie(name: string) {
    this.setCookie(name, '', -1);
  }

  public setCookie(name: string, value: string, expireDays: number, path = '') {
    const d: Date = new Date();
    d.setTime(d.getTime() + expireDays * 24 * 60 * 60 * 1000);
    const expires = `expires=${d.toUTCString()}`;
    document.cookie = `${name}=${value}; ${expires}${path.length > 0 ? `; path=${path}` : ''}`;
  }
}