Function patchFetchForBasePath

public/js/basePath.js:53–80

()

}

export function patchFetchForBasePath() {
  if (window.__FR_FETCH_BASEPATCH__) return;
  window.__FR_FETCH_BASEPATCH__ = true;

  const nativeFetch = window.fetch.bind(window);
  window.fetch = (input, init) => {
    try {
      const base = getBasePath();
      if (base) {
        if (typeof input === 'string') {
          if (input.startsWith('/api/') && !input.startsWith(base + '/api/')) {
            return nativeFetch(base + input, init);
          }
        } else if (input && typeof input.url === 'string') {
          const u = new URL(input.url, window.location.origin);
          if (u.origin === window.location.origin && u.pathname.startsWith('/api/') && !u.pathname.startsWith(base + '/api/')) {
            const rewritten = new URL(base + u.pathname + u.search + u.hash, window.location.origin);
            const req = new Request(rewritten.toString(), input);
            return nativeFetch(req, init);
          }
        }
      }
    } catch (e) {
      // fall through
    }
    return nativeFetch(input, init);
  };
}