var apps = {};
var stats = {};
var isLoaded = false;
var users = {};

function getApp(app, callback) {
  if (apps[app]) return callback(true, apps[app]);
  return callback(false);
}

function updateStat(key, value) {
  stats[key] = value;
}

function getUser(sessionToken) {
  if (users[sessionToken]) return users[sessionToken];
  return undefined;
}

function setUser(sessionToken, userObject) {
  users[sessionToken] = userObject;
}

function clearUser(sessionToken) {
  delete users[sessionToken];
}

module.exports = {
  apps: apps,
  stats: stats,
  isLoaded: isLoaded,
  getApp: getApp,
  updateStat: updateStat,
  clearUser: clearUser,
  getUser: getUser,
  setUser: setUser
};