Function uploadFiles

lib/src/client.ts:171–209

(
  files: File[],
  store: Store,
  parent: string,
)

 * Returns the subjects of these newly created File resources.
 */
export async function uploadFiles(
  files: File[],
  store: Store,
  parent: string,
): Promise<string[]> {
  const formData = new FormData();

  files.map(file => {
    formData.append('assets', file, file.name);
  });

  const uploadURL = new URL(store.getServerUrl() + '/upload');
  uploadURL.searchParams.set('parent', parent);
  const signedHeaders = await signRequest(
    uploadURL.toString(),
    store.getAgent(),
    {},
  );

  const options = {
    method: 'POST',
    body: formData,
    headers: signedHeaders,
  };

  const resp = await fetch(uploadURL.toString(), options);
  const body = await resp.text();
  if (resp.status !== 200) {
    throw Error(body);
  }
  const json = JSON.parse(body);
  const resources = parseJsonADArray(json);
  const fileSubjects = [];
  for (const r of resources) {
    store.addResource(r);
    fileSubjects.push(r.getSubject());
  }
  return fileSubjects;
}