class Storage {
  constructor(name) {
    this.storage_name = name;
    this.storage_local = window.localStorage;
    this.storage_session = window.sessionStorage;

    this.saveLocal = this.saveLocal.bind(this);
    this.saveSession = this.saveSession.bind(this);

    this.getItem = this.getItem.bind(this);
    this.getByLocal = this.getByLocal.bind(this);
    this.getBySession = this.getBySession.bind(this);

    this.clear = this.clear.bind(this);
  }

  saveLocal(obj) {
    this.storage_local.setItem(this.storage_name, JSON.stringify(obj));
  }

  saveSession(obj) {
    this.storage_session.setItem(this.storage_name, JSON.stringify(obj));
  }

  getItem() {
    return this.storage_local.getItem(this.storage_name) ? this.getByLocal() : this.getBySession();
  }

  getByLocal() {
    return JSON.parse(this.storage_local.getItem(this.storage_name));
  }

  getBySession() {
    return JSON.parse(this.storage_session.getItem(this.storage_name));
  }

  clear() {
    this.storage_local.removeItem(this.storage_name);
    this.storage_session.removeItem(this.storage_name);
  }
}

export default Storage;