AFFiNE-Mirror/blocksuite/affine/block-surface/src/utils/get-surface-block.ts

import type { Store } from '@blocksuite/store';

import type { SurfaceBlockModel } from '../surface-model';

export function getSurfaceBlock(doc: Store) {
  const blocks = doc.getBlocksByFlavour('affine:surface');
  return blocks.length !== 0 ? (blocks[0].model as SurfaceBlockModel) : null;
}