Function parseUploadPreflightResult

src/remote/upload-client.ts:226–255

(value: unknown)

}

function parseUploadPreflightResult(value: unknown): UploadPreflightResult | undefined {
  if (!value || typeof value !== 'object') {
    return undefined;
  }
  const preflight = value as UploadPreflightResponse;
  if (preflight.ok !== true || typeof preflight.uploadId !== 'string') {
    return undefined;
  }
  if (preflight.cacheHit === true) {
    return {
      kind: 'cache-hit',
      uploadId: preflight.uploadId,
    };
  }

  const upload = preflight.upload;
  if (!upload || typeof upload.url !== 'string') {
    return undefined;
  }
  const headers = upload.headers ?? {};
  if (!isStringRecord(headers)) {
    return undefined;
  }
  return {
    kind: 'direct-upload',
    uploadId: preflight.uploadId,
    url: upload.url,
    headers,
  };
}

function isStringRecord(value: unknown): value is Record<string, string> {
  if (!value || typeof value !== 'object' || Array.isArray(value)) {