conversion.js

/*
Convert between address formats
*/

// Set NETWORK to either testnet or mainnet
const NETWORK = `mainnet`

const SLPSDK = require("../../lib/SLP")

// Instantiate SLP based on the network.
let SLP
if (NETWORK === `mainnet`)
  SLP = new SLPSDK({ restURL: `https://rest.bitcoin.com/v2/` })
else SLP = new SLPSDK({ restURL: `https://trest.bitcoin.com/v2/` })

// Open the wallet generated with create-wallet.
let walletInfo
try {
  walletInfo = require(`../create-wallet/wallet.json`)
} catch (err) {
  console.log(
    `Could not open wallet.json. Generate a wallet with create-wallet first.`
  )
  process.exit(0)
}

async function conversion() {
  try {
    const mnemonic = walletInfo.mnemonic

    // root seed buffer
    const rootSeed = SLP.Mnemonic.toSeed(mnemonic)
    // master HDNode
    let masterHDNode
    if (NETWORK === `mainnet`) masterHDNode = SLP.HDNode.fromSeed(rootSeed)
    else masterHDNode = SLP.HDNode.fromSeed(rootSeed, "testnet") // Testnet

    // HDNode of BIP44 account
    const account = SLP.HDNode.derivePath(masterHDNode, "m/44'/145'/0'")

    const change = SLP.HDNode.derivePath(account, "0/0")

    // get the cash address
    const cashAddress = SLP.HDNode.toCashAddress(change)
    const slpAddress = SLP.Address.toSLPAddress(cashAddress)
    const legacyAddress = SLP.Address.toLegacyAddress(cashAddress)

    console.log(`SLP Address: ${slpAddress}:`)
    console.log(`Cash Address: ${cashAddress}:`)
    console.log(`Legacy Address: ${legacyAddress}:`)
  } catch (err) {
    console.error(`Error in conversion: `, err)
    console.log(`Error message: ${err.message}`)
    throw err
  }
}
conversion()