get blocksuite size footsprints

footprints.js

(async () => {
  const { getBlocksuiteReader } = await import(
    "https://unpkg.com/[email protected]/dist/index.js"
  );
  const workspace = window.currentBlockSuiteWorkspace;
  const workspaceId = workspace.room;
  const reader = getBlocksuiteReader({
    workspaceId: workspaceId,
    Y: workspace.constructor.Y,
  });
  const pages = reader.docToPages(workspace.doc, true);
  const allMd = pages.map((p) => "# " + p.title + "\n" + p.md).join("\n\n\n");
  const pageNames = pages.map(p => p.title);

  const mdSize = new TextEncoder().encode(allMd).length;

  const binary = workspace.constructor.Y.encodeStateAsUpdate(workspace.doc);
  const binSize = binary.length;
  
  console.log('Pages in the workspace: ', pageNames);
  
  console.table({
    "Markdown size": mdSize,
    "Binary size": binSize,
    "Binary size / Markdown size": ((binSize / mdSize) * 100).toFixed(1) + "%",
  });
})();

Run the script in https://app.affine.pro