Taproot(p2tr) with BIP38

index.js

const { ECPairFactory } = require('ecpair')
const bitcoin = require('bitcoinjs-lib')
const ecurve = require('ecurve')
const secp256k1 = ecurve.getCurveByName('secp256k1')
const schnorr = require('bip-schnorr')
const { bech32, bech32m } = require('bech32')

const bip38 = require('bip38')
const wif = require('wif')

const tinysecp = require('tiny-secp256k1')
const ECPair = ECPairFactory(tinysecp);

function getP2TRAddress(keyPair, network) {
  const pubKey = ecurve.Point.decodeFrom(secp256k1, keyPair.publicKey)
  const taprootPubkey = schnorr.taproot.taprootConstruct(pubKey)
  const words = bech32.toWords(taprootPubkey)
  words.unshift(1)
  return bech32m.encode('bc', words)
}

var myWifString = '5KN7MzqK5wt2TP1fQCYyHBtDrXdJuXbUzm4A9rKAteGu3Qi5CVR'

const keyPair = new ECPair.fromWIF(myWifString)

console.log(getP2TRAddress(keyPair))

var password = 'TestingOneTwoThree'
var decoded = new ECPair.fromWIF(myWifString)

var encryptedKey = bip38.encrypt(decoded.privateKey, decoded.compressed, password)
console.log('encryptedKey', encryptedKey)

var encryptedKey = '6PRVWUbkzzsbcVac2qwfssoUJAN1Xhrg6bNk8J7Nzm5H7kxEbn2Nh2ZoGg'
var decryptedKey = bip38.decrypt(encryptedKey, password, function (status) {
  //console.log(status.percent) // will print the percent every time current increases by 1000
})

console.log('decryptedKey', wif.encode(0x80, decryptedKey.privateKey, decryptedKey.compressed))

package.json

{
  "name": "taproot-paper-wallet",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "build": "npx browserify src/index.js -o src/build.js",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "bech32": "^2.0.0",
    "bip-schnorr": "^0.6.6",
    "bip38": "^3.1.1",
    "bip39": "^3.0.4",
    "bitcoinjs-lib": "^6.1.0",
    "ecpair": "^2.1.0",
    "ecurve": "^1.0.6",
    "tiny-secp256k1": "^2.2.1",
    "wif": "^2.0.6"
  },
  "devDependencies": {
    "browserify": "^17.0.0"
  }
}