@axa-fr/oidc-client/src/cache.ts

OpenID Connect & OAuth authentication using native javascript only, compatible with angular, react, vue, svelte, next, etc.

const fetchFromIssuerCache = {};

export const getFromCache = (localStorageKey, storage = window.sessionStorage, timeCacheSecond) => {
  if (!fetchFromIssuerCache[localStorageKey]) {
    if (storage) {
      const cacheJson = storage.getItem(localStorageKey);
      if (cacheJson) {
        fetchFromIssuerCache[localStorageKey] = JSON.parse(cacheJson);
      }
    }
  }
  const oneHourMinisecond = 1000 * timeCacheSecond;
  // @ts-ignore
  if (
    fetchFromIssuerCache[localStorageKey] &&
    fetchFromIssuerCache[localStorageKey].timestamp + oneHourMinisecond > Date.now()
  ) {
    return fetchFromIssuerCache[localStorageKey].result;
  }
  return null;
};

export const setCache = (localStorageKey, result, storage = window.sessionStorage) => {
  const timestamp = Date.now();
  fetchFromIssuerCache[localStorageKey] = { result, timestamp };
  if (storage) {
    storage.setItem(localStorageKey, JSON.stringify({ result, timestamp }));
  }
};