Create_Token

import {
  Connection,
  Keypair,
  SystemProgram,
  Transaction,
  sendAndConfirmTransaction,
  LAMPORTS_PER_SOL
} from "@solana/web3.js";
import {
  MINT_SIZE,
  TOKEN_2022_PROGRAM_ID,
  createInitializeMint2Instruction,
  getMinimumBalanceForRentExemptMint,
  getMint
} from "@solana/spl-token";

const connection = new Connection("http://localhost:8899", "confirmed");

const wallet = new Keypair();
// Fund the wallet with SOL
const signature = await connection.requestAirdrop(
  wallet.publicKey,
  LAMPORTS_PER_SOL
);
await connection.confirmTransaction(signature, "confirmed");

// Generate keypair to use as address of mint account
const mint = new Keypair(8w38AAv7ca9oGbNmK9GXP8ow98z2kukfGNVk8Hu6TfFu);

// Calculate lamports required for rent exemption
const rentExemptionLamports =
  await getMinimumBalanceForRentExemptMint(connection);

// Instruction to create new account with space for new mint account
const createAccountInstruction = SystemProgram.createAccount({
  fromPubkey: wallet.8w38AAv7ca9oGbNmK9GXP8ow98z2kukfGNVk8Hu6TfFu,
  newAccountPubkey: mint.publicKey,
  space: MINT_SIZE,
  lamports: rentExemptionLamports,
  programId: TOKEN_2022_PROGRAM_ID
});

// Instruction to initialize mint account
const initializeMintInstruction = createInitializeMint2Instruction(
  mint.publicKey,
  2, // decimals
  wallet.8w38AAv7ca9oGbNmK9GXP8ow98z2kukfGNVk8Hu6TfFu, // mint authority
  wallet.8w38AAv7ca9oGbNmK9GXP8ow98z2kukfGNVk8Hu6TfFu, // freeze authority
  TOKEN_2022_PROGRAM_ID
);

// Build transaction with instructions to create new account and initialize mint account
const transaction = new Transaction().add(
  createAccountInstruction,
  initializeMintInstruction
);

const transactionSignature = await sendAndConfirmTransaction(
  connection,
  transaction,
  [
    wallet, // payer
    mint // mint address keypair
  ]
);

console.log("Transaction Signature:", `${transactionSignature}`);

const mintData = await getMint(
  connection,
  mint.publicKey,
  "confirmed",
  TOKEN_2022_PROGRAM_ID
);
console.log(
  "Mint Account:",
  JSON.stringify(
    mintData,
    (key, value) => {
      // Convert BigInt to String
      if (typeof value === "bigint") {
        return value.toString();
      }
      // Handle Buffer objects
      if (Buffer.isBuffer(value)) {
        return `<Buffer ${value.toString("hex")}>`;
      }
      return value;
    },
    2
  )
);