BCOIN - Example: Get Entry, Block, Tx from chain

index.js

'use strict';
const bcoin = require('bcoin');
const Chain = bcoin.chain;
const Logger = bcoin.logger;
const util = bcoin.util;

let logger = new Logger({
  level: 'debug',
});
 
const chain = new Chain({
  logger: logger,
  network: 'testnet',
  db: 'leveldb',
  prefix: '/path/to/.bcoin/testnet',
  indexTX: true,
  indexAddress: true
});
 
let main = (async () => {
  await logger.open();
  await chain.open();

  console.log('Current height:', chain.height);

  const entry = await chain.getEntry(50000);
  console.log('Block at 50k:', entry);

  const txhash = '7f5990b008a2d0fc006d13b15e25d05ff30fadab656d49a5c6afea0e0d0b458c';
  let txmeta = await chain.db.getMeta(util.revHex(txhash));
  console.log(`Tx with hash ${txhash}:`, txmeta);

  const blockhash = '00000000077eacdd2c803a742195ba430a6d9545e43128ba55ec3c80beea6c0c';
  let block = await chain.db.getBlock(util.revHex(blockhash));

  console.log(`Block with hash ${blockhash}:`, block);
});


main().then(() => {
  console.log('Finished');
}).catch((err) => {
  console.error('err', err);
});