export interface IStoreObject<T> {
  [id: string]: T;
}

export default class Store<T> {
  private _store: IStoreObject<T> = {};

  add (id: string, data): void {
    this._store[id] = data;
  }

  remove (id: string): void {
    delete this._store[id];
  }

  get (id: string): T {
    return this._store[id];
  }

  exists (id: string): boolean {
    return !!this._store[id];
  }

  count (): number {
    return Object.keys(this._store).length;
  }

  getAllKeys (): string[] {
    return Object.keys(this._store);
  }

  getAll (): IStoreObject<T> {
    return this._store;
  }
};