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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8"/>
<title>Polkadot node</title>
<link rel="shortcut icon" href="/favicon.png" />
<script type="module">
import { start_client, default as init } from './pkg/polkadot_cli.js';
import ws from './ws.js';
function log(msg) {
document.getElementsByTagName('body')[0].innerHTML += msg + '\n';
}
async function start() {
log('Loading WASM');
await init('./pkg/polkadot_cli_bg.wasm');
log('Successfully loaded WASM');
// Build our client.
log('Starting client');
let client = await start_client(ws());
log('Client started');
client.rpcSubscribe('{"method":"chain_subscribeNewHead","params":[],"id":1,"jsonrpc":"2.0"}',
(r) => log("New chain head: " + r));
setInterval(() => {
client
.rpcSend('{"method":"system_networkState","params":[],"id":1,"jsonrpc":"2.0"}')
.then((r) => log("Network state: " + r));