Compressed Token Program

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import { createMint, mintTo } from '@lightprotocol/compressed-token';
import { Rpc } from '@lightprotocol/stateless.js';

const rpc: Rpc = createRpc(rpcEndpoint, proverEndpoint);

// Create compressed mint
const { mint, transactionSignature } = await createMint(
  rpc,
  payer,
  mintAuthority.publicKey,
  9, // decimals
);

console.log(`Mint created: ${mint}`);

// Mint compressed tokens
const mintToResult = await mintTo(
  rpc,
  payer,
  mint,
  destination,
  mintAuthority,
  1_000_000_000, // 1 token (with 9 decimals)
);

import { transfer } from '@lightprotocol/compressed-token';

const transferResult = await transfer(
  rpc,
  payer,
  mint,
  500_000_000, // 0.5 tokens
  owner,
  recipient.publicKey,
);

console.log(`Transfer signature: ${transferResult.transactionSignature}`);

import { compress } from '@lightprotocol/compressed-token';
import { getAssociatedTokenAddress } from '@solana/spl-token';

// Get SPL token account
const tokenAccount = await getAssociatedTokenAddress(
  mint,
  owner.publicKey,
);

// Compress SPL tokens to compressed tokens
const compressResult = await compress(
  rpc,
  payer,
  mint,
  1_000_000_000, // amount to compress
  owner,
  tokenAccount,
);

import { decompress } from '@lightprotocol/compressed-token';

// Decompress compressed tokens to CToken account
const decompressResult = await decompress(
  rpc,
  payer,
  mint,
  500_000_000, // amount to decompress
  owner,
  recipientCTokenAccount,
);