@fewcha/aptos/examples/typescript-esm/index.ts

Aptos SDK

/* eslint-disable no-console */
import { AptosClient, AptosAccount, FaucetClient, BCS, TxnBuilderTypes, Provider, Network, TokenClient } from "aptos";
import assert from "assert";

const NODE_URL = process.env.APTOS_NODE_URL || "https://fullnode.devnet.aptoslabs.com";
const FAUCET_URL = process.env.APTOS_FAUCET_URL || "https://faucet.devnet.aptoslabs.com";

export const aptosCoinStore = "0x1::coin::CoinStore<0x1::aptos_coin::AptosCoin>";

const {
  AccountAddress,
  TypeTagStruct,
  EntryFunction,
  StructTag,
  TransactionPayloadEntryFunction,
  RawTransaction,
  ChainId,
} = TxnBuilderTypes;

/**
 * This code example demonstrates the process of moving test coins from one account to another.
 */
(async () => {
  const client = new AptosClient(NODE_URL);
  const faucetClient = new FaucetClient(NODE_URL, FAUCET_URL);
  const tokenClient = new TokenClient(client);

  // Generates key pair for a new account
  const account1 = new AptosAccount();
  await faucetClient.fundAccount(account1.address(), 100_000_000);
  let resources = await client.getAccountResources(account1.address());
  let accountResource = resources.find((r: any) => r.type === aptosCoinStore);
  let balance = parseInt((accountResource?.data as any).coin.value);
  assert(balance === 100_000_000);
  console.log(`account1 coins: ${balance}. Should be 100_000_000!`);

  const account2 = new AptosAccount();

  // TS SDK support 3 types of transaction payloads: `EntryFunction`, `Script` and `Module`.
  // See https://aptos-labs.github.io/ts-sdk-doc/ for the details.
  const entryFunctionPayload = new TransactionPayloadEntryFunction(
    EntryFunction.natural(
      // Fully qualified module name, `AccountAddress::ModuleName`
      "0x1::aptos_account",
      // Module function
      "transfer",
      // The coin type to transfer
      [],
      // Arguments for function `transfer`: receiver account address and amount to transfer
      [BCS.bcsToBytes(AccountAddress.fromHex(account2.address())), BCS.bcsSerializeUint64(717)],
    ),
  );

  const [{ sequence_number: sequenceNumber }, chainId] = await Promise.all([
    client.getAccount(account1.address()),
    client.getChainId(),
  ]);

  // See class definiton here
  // https://aptos-labs.github.io/ts-sdk-doc/classes/TxnBuilderTypes.RawTransaction.html#constructor.
  const rawTxn = new RawTransaction(
    // Transaction sender account address
    AccountAddress.fromHex(account1.address()),
    BigInt(sequenceNumber),
    entryFunctionPayload,
    // Max gas unit to spend
    BigInt(10000),
    // Gas price per unit
    BigInt(100),
    // Expiration timestamp. Transaction is discarded if it is not executed within 10 seconds from now.
    BigInt(Math.floor(Date.now() / 1000) + 10),
    new ChainId(chainId),
  );

  // Sign the raw transaction with account1's private key
  const bcsTxn = AptosClient.generateBCSTransaction(account1, rawTxn);

  const transactionRes = await client.submitSignedBCSTransaction(bcsTxn);

  await client.waitForTransaction(transactionRes.hash);

  resources = await client.getAccountResources(account2.address());
  accountResource = resources.find((r: any) => r.type === aptosCoinStore);
  balance = parseInt((accountResource?.data as any).coin.value);
  assert(balance === 717);
  console.log(`account2 coins: ${balance}. Should be 717!`);

  const provider = new Provider(Network.DEVNET);
  console.log("\n=== Checking if indexer devnet chainId same as fullnode chainId  ===");
  const indexerLedgerInfo = await provider.getIndexerLedgerInfo();
  const fullNodeChainId = await provider.getChainId();

  console.log(
    `\n fullnode chain id is: ${fullNodeChainId}, indexer chain id is: ${indexerLedgerInfo.ledger_infos[0].chain_id}`,
  );
  if (indexerLedgerInfo.ledger_infos[0].chain_id !== fullNodeChainId) {
    console.log(`\n fullnode chain id and indexer chain id are not synced, skipping rest of tests`);
    return;
  }

  console.log("=== Creating account1's NFT Collection and Token ===");

  const collectionName = "Alice's";
  const tokenName = "Alice's first token";

  // Create the collection.
  // :!:>section_4
  const txnHash1 = await tokenClient.createCollection(
    account1,
    collectionName,
    "Alice's simple collection",
    "https://alice.com",
  ); // <:!:section_4
  await client.waitForTransaction(txnHash1, { checkSuccess: true });

  // Create a token in that collection.
  // :!:>section_5
  const txnHash2 = await tokenClient.createToken(
    account1,
    collectionName,
    tokenName,
    "Alice's simple token",
    1,
    "https://aptos.dev/img/nyan.jpeg",
  ); // <:!:section_5
  await client.waitForTransaction(txnHash2, { checkSuccess: true });

  const nfts = await provider.getAccountNFTs(account1.address().hex());
  console.log(`account1 current token ownership: ${nfts.current_token_ownerships[0].amount}. Should be 1`);
})();