cookie.js

class Cookie {
  static prefix() {
    return  `__${pixelFuncName}_`;
  }

  static set(name, value, minutes, path = '/') {
    var expires = '';
    if (Helper.isPresent(minutes)) {
      var date = new Date();
      date.setTime(date.getTime() + (minutes * 60 * 1000));
      expires = `expires=${date.toGMTString()}; `;
    }
    document.cookie = `${this.prefix()}${name}=${value}; ${expires}path=${path}; SameSite=Lax`;
  }

  static get(name) {
    var name = `${this.prefix()}${name}=`;
    var ca = document.cookie.split(';');
    for (var i=0; i<ca.length; i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1);
        if (c.indexOf(name) == 0) return c.substring(name.length,c.length);
    }
    return;
  }

  static delete(name) {
    this.set(name,'',-100);
  }

  static exists(name) {
    return Helper.isPresent(this.get(name));
  }

  static setUtms() {
    var utmArray = ['utm_source', 'utm_medium', 'utm_term', 'utm_content', 'utm_campaign', 'utm_source_platform', 'utm_creative_format', 'utm_marketing_tactic'];
    var exists = false;
    for (var i = 0, l = utmArray.length; i < l; i++) {
      if (Helper.isPresent(Url.getParameterByName(utmArray[i]))) {
        exists = true;
        break;
      }
    }
    if (exists) {
      var val, save = {};
      for (var i = 0, l = utmArray.length; i < l; i++) {
        val = Url.getParameterByName(utmArray[i]);
        if (Helper.isPresent(val)) {
          save[utmArray[i]] = val;
        }
      }
      this.set('utm', JSON.stringify(save));
    }
  }

  static getUtm(name) {
    if (this.exists('utm')) {
      var utms = JSON.parse(this.get('utm'));
      return name in utms ? utms[name] : '';
    }
  }
}