Keypair

createKeypair​

- Creates an instance of WalletKeypar using password. This method is used to restore a wallet keypair. The Keypair contains some essential information, such as:

• address

• public key

• key store

and so on, and it is used for pretty much any personalized operation that user can do using FractalSdk

Parameters:​

• <string> - Password to be used to generate an encrypted KeyStore

Results:​

• Promise<WalletKeypar> - An instance of WalletKeypar

Example:​

const password = "qsjEI%123";

// Create a wallet info object using given password
const walletPair = await Keypair.createKeypair(password);

getAddressByPublicKey​

- Get wallet address by given public key Using this function user can retrieve the wallet address by given public key

Parameters:​

• <string> - Public key

Results:​

• Promise<string> - A wallet address.

Example:​

const pubkey = "qsjEI%123";
// Get wallet address by public key
const walletAddress = await Keypair.getAddressByPublicKey(pubkey);

getAddressPublicAndKey​

- Create an instance of LightWalletKeypair using given wallet address. This method is used to create a light version of the WalletKeypar using given wallet address.The LightWalletKeypair contains two essential information:

• address

• public key

It's a light version of the WalletKeypar, containing only the address and public key

Parameters:​

• <string> - Wallet address

Results:​

• Promise<LightWalletKeypair> - An instance of LightWalletKeypair.

Example:​

const address = "fra234xfde4";

// Create a LightWalletKeypair object using given address
const lightWalletKeypair = await Keypair.getAddressPublicAndKey(address);

getMnemonic​

- Creates an array of Mnemonic phrases. This method is used to create an array of Mnemonic phrases.

Parameters:​

• <number> - Desired length of mnemonic phrases. It can only be 12/15/18/21/24.

• <string> - (optional) Default is en.

Results:​

• Promise<LightWalletKeypair> - An instance of LightWalletKeypair.

Example:​

const desiredLength = 24;

// Create a wallet info object using given password
const mnemonic = await Keypair.getMnemonic(desiredLength);

restoreFromMnemonic​

- Creates an instance of WalletKeypar using Mnemonic and password. This method is used to restore a wallet keypair. The Keypair contains some essential information, such as:

• address

• public key

• key store

and so on. It is used for almost any personalized operation that the user can do using FindoraSdk

Parameters:​

• <string[]> - mnemonic words

• <string> - Password to be used to generate an encrypted KeyStore

Results:​

• Promise<WalletKeypar> - An instance of WalletKeypar.

Example:​

const password = "qsjEI%123";
const mnemonic = ["Apple", "Orange", "Banana"];

// Create a wallet info object using given Mnemonic and password
const walletPair = await Keypair.restoreFromMnemonic(mnemonic, password);

restoreFromPrivateKey​

- Creates an instance of WalletKeypar using given private key and password. This method is used to restore a wallet keypair. The Keypair contains some essential information, such as:

• address

• public key

• key store

and so on, and it is used for pretty much any personalized operation that user can do using FindoraSdk

Parameters:​

• <string> - Private key

• <string> - Password to be used to generate an encrypted KeyStore

Results:​

• Promise<WalletKeypar> - An instance of WalletKeypar.

Example:​

const password = "qsjEI%123";
const pkey = "XXXXXXXXXX";

// Create a wallet info object using given private key and password
const walletInfo = await Keypair.restoreFromPrivateKey(pkey, password);