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Libra Transfer with javascript
const { LibraWallet, LibraClient, LibraNetwork } = require('kulap-libra')
const BigNumber = require('bignumber.js')
async function createWallet() {
// Generate/get an account
// const wallet = new LibraWallet()
const wallet = new LibraWallet({mnemonic: 'finish topple cannon hammer eyebrow disorder enter reject long then tragic hammer diagram spy mom weapon amateur cup census sketch review consider galaxy foam'})
const account = wallet.newAccount()
return {
account: account,
address: account.getAddress().toHex(),
mnemonic: wallet.config.mnemonic
async function mint(address, amount) {
const client = new LibraClient({ network: LibraNetwork.Testnet });
const data = await client.mintWithFaucetService(address, BigNumber(amount).times(1e6));
return data
async function queryBalance(address) {
const client = new LibraClient({ network: LibraNetwork.Testnet });
// Fetch latest ledger state from blockchain
const accountState = await client.getAccountState(address)
// balance in micro libras
const balanceInMicroLibras = BigNumber(accountState.balance.toString())
// balance in base unit
const balace = balanceInMicroLibras.dividedBy(BigNumber(1e6))
return balace.toString(10)
async function transfer(account, address, amount) {
const client = new LibraClient({ network: LibraNetwork.Testnet });
const data = await client.transferCoins(account, address, BigNumber(amount).times(1e6))
return data
(async () => {
// Create a wallet
const wallet = await createWallet()
console.log('wallet', wallet)
// // Mint 1,000 libra coins
// const mintingResult = await mint(result.address, 1000)
// console.log('mintingResult', mintingResult)
// Check balance
const balanceResult = await queryBalance(wallet.address)
console.log('balance Before', balanceResult)
// Transfer
const transferResult = await transfer(wallet.account, 'e498567610d2611539817b19a610867489622a6dfbc97870ddbd2bc368d588d3', 12)
console.log('transferResult', transferResult.acStatus)
// Check balance
const balanceAfterResult = await queryBalance(wallet.address)
console.log('balance After', balanceAfterResult)
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