solana-program-library/token/js/examples/create_mint_and_transfer_to...

72 lines
1.9 KiB
JavaScript

var web3 = require('@solana/web3.js');
var splToken = require('@solana/spl-token');
(async () => {
// Connect to cluster
var connection = new web3.Connection(
web3.clusterApiUrl('devnet'),
'confirmed',
);
// Generate a new wallet keypair and airdrop SOL
var fromWallet = web3.Keypair.generate();
var fromAirdropSignature = await connection.requestAirdrop(
fromWallet.publicKey,
web3.LAMPORTS_PER_SOL,
);
//wait for airdrop confirmation
await connection.confirmTransaction(fromAirdropSignature);
// Generate a new wallet to receive newly minted token
var toWallet = web3.Keypair.generate();
//create new token mint
let mint = await splToken.Token.createMint(
connection,
fromWallet,
fromWallet.publicKey,
null,
9,
splToken.TOKEN_PROGRAM_ID,
);
//get the token account of the fromWallet Solana address, if it does not exist, create it
let fromTokenAccount = await mint.getOrCreateAssociatedAccountInfo(
fromWallet.publicKey,
);
//get the token account of the toWallet Solana address, if it does not exist, create it
var toTokenAccount = await mint.getOrCreateAssociatedAccountInfo(
toWallet.publicKey,
);
//minting 1 new token to the "fromTokenAccount" account we just returned/created
await mint.mintTo(
fromTokenAccount.address,
fromWallet.publicKey,
[],
1000000000,
);
// Add token transfer instructions to transaction
var transaction = new web3.Transaction().add(
splToken.Token.createTransferInstruction(
splToken.TOKEN_PROGRAM_ID,
fromTokenAccount.address,
toTokenAccount.address,
fromWallet.publicKey,
[],
1,
),
);
// Sign transaction, broadcast, and confirm
var signature = await web3.sendAndConfirmTransaction(
connection,
transaction,
[fromWallet],
{commitment: 'confirmed'},
);
console.log('SIGNATURE', signature);
})();