إرسال تحويل

http://localhost:8899

Authorization: Bearer <JWT_TOKEN>

import {
  address,
  createSolanaRpc,
  pipe,
  createTransactionMessage,
  setTransactionMessageFeePayerSigner,
  setTransactionMessageLifetimeUsingBlockhash,
  appendTransactionMessageInstruction,
  signAndSendTransactionMessageWithSigners,
  assertIsTransactionMessageWithSingleSendingSigner,
  getBase58Decoder
} from "@solana/kit";
import {
  findAssociatedTokenPda,
  getCreateAssociatedTokenIdempotentInstruction,
  getTransferInstruction
} from "@solana-program/token";

const TOKEN_PROGRAM_ADDRESS = address(
  "TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA"
);

// Point to the gateway, not a public Solana RPC
const privateChannelRpc = createSolanaRpc("http://localhost:8899");

// Derive source and destination associated token accounts
const [sourceAta] = await findAssociatedTokenPda({
  mint: address(mintAddress),
  owner: address(senderAddress),
  tokenProgram: TOKEN_PROGRAM_ADDRESS
});

const [destinationAta] = await findAssociatedTokenPda({
  mint: address(mintAddress),
  owner: address(recipientAddress),
  tokenProgram: TOKEN_PROGRAM_ADDRESS
});

const transferInstruction = getTransferInstruction({
  source: sourceAta,
  destination: destinationAta,
  authority: transactionSigner,
  amount: 1_000_000n // 1 USDC (6 decimals)
});

// Create the destination ATA on the channel if it does not exist yet
const destinationAtaInfo = await privateChannelRpc
  .getAccountInfo(destinationAta, { encoding: "base64" })
  .send();

const { value: latestBlockhash } = await privateChannelRpc
  .getLatestBlockhash({ commitment: "confirmed" })
  .send();

// Sent to the Private Channels gateway (not Solana RPC directly), which
// expects the legacy transaction format - do not switch this to version 0.
const transactionMessage = !destinationAtaInfo.value
  ? pipe(
      createTransactionMessage({ version: "legacy" }),
      (m) => setTransactionMessageFeePayerSigner(transactionSigner, m),
      (m) => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, m),
      (m) =>
        appendTransactionMessageInstruction(
          getCreateAssociatedTokenIdempotentInstruction({
            payer: transactionSigner,
            ata: destinationAta,
            owner: address(recipientAddress),
            mint: address(mintAddress)
          }),
          m
        ),
      (m) => appendTransactionMessageInstruction(transferInstruction, m)
    )
  : pipe(
      createTransactionMessage({ version: "legacy" }),
      (m) => setTransactionMessageFeePayerSigner(transactionSigner, m),
      (m) => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, m),
      (m) => appendTransactionMessageInstruction(transferInstruction, m)
    );

assertIsTransactionMessageWithSingleSendingSigner(transactionMessage);

const signatureBytes =
  await signAndSendTransactionMessageWithSigners(transactionMessage);
const signature = getBase58Decoder().decode(signatureBytes);
console.log("Transfer signature:", signature);

const [recipientAta] = await findAssociatedTokenPda({
  mint: address(mintAddress),
  owner: address(recipientAddress),
  tokenProgram: TOKEN_PROGRAM_ADDRESS
});

const balance = await privateChannelRpc
  .getTokenAccountBalance(recipientAta)
  .send();
console.log(balance.value.uiAmountString);