VRUB Exposed classes/modules API idea

PersistentStore.cs

using VRUB;

[ExposedClass]
class PersistentStore : ExposedClass { // base class could use a different name

  Dictionary<string, string> _temporaryStore = new Dictionary<string, string>();
  Dictionary<string, string> _persistentStore = new Dictionary<string, string>();

  [ExposedMethod]
  public string Get(string key, bool temporary = false) {
    Dictionary<string, string> store = temporary ? _temporaryStore : _persistentStore;
    return store.ContainsKey(key) ? store[key] : null;
  }
  
  [ExposedMethod]
  public void Set(string key, string data, bool temporary = false) {
    Dictionary<string, string> store = temporary ? _temporaryStore : _persistentStore;
    // @todo We shouldn't parse the JSON here, but we should at least validate it
    store[key] = data;
    if (!temporary) {
      QueueSave();
    }
  }

  // ...
}

PersistentStore.js

(function() {
'use strict';

const native = (...args) => VRUB.InteropPipe.Call('PersistentStore', ...args);
class PersistentStore {
  constructor(temporary=false) {
    this.temporary = temporary;
  }
  
  get(key) {
    const data = native('Get', key, this.temporary);
    if ( data !== null ) {
      data = JSON.parse(data);
    }
    
    return data;
  }
  
  set(key, value) {
    native('Set', key, JSON.stringify(value), this.temporary);
  }
  
  // ...
}

// Expose it on VRUB for now
window.VRUB = window.VRUB || {};
VRUB.PersistentStore = new PersistentStore(false);
VRUB.TemporaryStore = new PersistentStore(true);

// @todo Fake the browser.storage API here

})();