web3-hd-wallet

Web3 HD Wallet

Web3 HD Wallet is a package that provides functionality to generate HD wallets and encrypt/decrypt private keys.

Installation

To install the package, use npm:

npm install web3-hd-wallet --save

Usage

HD Wallet

const { HdWallet } = require('web3-hd-wallet');

const hdWallet = new HdWallet();

const mnemonic = hdWallet.generateMnemonic();
console.log('Mnemonic:', mnemonic);

const wallets = hdWallet.generateHDWallets({
  mnemonic: mnemonic,
  numOfWallets: 3,
  hdPath: "m/44'/60'/0'/0",
});
console.log('HD Wallets:', wallets);

Web3Eth

const { Web3Eth } = require('web3-hd-wallet');
const web3Eth = new Web3Eth('http://localhost:8545');

const encryptedKey = web3Eth.encrypt({
  privateKey: '0x1234567890abcdef',
  password: 'testpassword',
});
console.log('Encrypted Key:', encryptedKey);

const decryptedWallet = web3Eth.decrypt({
  keystoreJson: { /* Keystore JSON object */ },
  password: 'testpassword',
});
console.log('Decrypted Wallet:', decryptedWallet);

API

HD Wallet Methods

• generateMnemonic(): string: Generates a random mnemonic phrase.
• generateHDWallets(params: IHdWallet): Array<{ address: string, privateKey: string }>: Generates multiple HD wallets based on the provided parameters. The params object should have the following properties:
  • mnemonic (string): The mnemonic phrase.
  • numOfWallets (number): The number of wallets to generate.
  • hdPath (string, optional): The HD derivation path (default: "m/44'/60'/0'/0").

Web3Eth Methods

• encrypt(params: IWeb3Encrypt): any: Encrypts a wallet private key. The params object should have the following properties:
  • privateKey (string): The private key to encrypt.
  • password (string): The password used for encryption.
• decrypt(params: IWeb3Decrypt): any: Decrypts a keystore JSON. The params object should have the following properties:
  • keystoreJson (any): The keystore JSON object to decrypt.
  • password (string): The password used for decryption.

For detailed information about the parameters and return values, refer to the inline documentation in the source code.