/**
* Check how the browser encodes bold text formatting in Y.Text deltas
*/
import * as Y from "yjs";
import * as path from "path";
import * as fs from "fs";
import { fileURLToPath } from "url";
import { loadEncryptedCookie } from "../src/crypto.js";
const __dirname = path.dirname(fileURLToPath(import.meta.url));
function loadEnv() {
const envPath = path.resolve(__dirname, "..", ".env");
if (!fs.existsSync(envPath)) return;
for (const line of fs.readFileSync(envPath, "utf-8").split(/\r?\n/)) {
const t = line.trim(); if (!t || t.startsWith("#")) continue;
const eq = t.indexOf("="); if (eq < 0) continue;
if (!process.env[t.slice(0, eq).trim()]) process.env[t.slice(0, eq).trim()] = t.slice(eq + 1).trim();
}
}
loadEnv();
const HOST = process.env.FUSEBASE_HOST!;
const WS_ID = "45h7lom5ryjak34u";
const stored = loadEncryptedCookie();
const COOKIE = stored?.cookie || process.env.FUSEBASE_COOKIE!;
function readVarUint(data: Uint8Array, offset: number): [number, number] {
let result = 0, shift = 0, byte: number;
do { byte = data[offset++]; result |= (byte & 0x7f) << shift; shift += 7; } while (byte & 0x80);
return [result, offset];
}
async function main() {
const res = await fetch(`https://${HOST}/dump/${WS_ID}/1s4J9xaqLjAehLJy`, { headers: { cookie: COOKIE } });
const bin = new Uint8Array(await res.arrayBuffer());
const [len, start] = readVarUint(bin, 1);
const doc = new Y.Doc();
Y.applyUpdate(doc, bin.slice(start, start + len));
const blocks = doc.getMap("blocks");
console.log("═══ BROWSER BLOCK DELTAS ═══\n");
for (const [id, val] of blocks.entries()) {
if (!(val instanceof Y.Map)) continue;
const chars = val.get("characters");
const type = val.get("type");
if (chars instanceof Y.Text) {
console.log(`Block "${id}" type="${type}":`);
console.log(` toString: "${chars.toString().replace(/\n/g, "\\n")}"`);
console.log(` toDelta:`, JSON.stringify(chars.toDelta()));
console.log(` length: ${chars.length}`);
console.log();
}
}
}
main().catch(console.error);
