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Merged
LuisUrrutia merged 2 commits into from
Sep 4, 2025
Merged

refactor: replace solana deps #178

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553f54d
refactor: replace solana deps
LuisUrrutia Sep 3, 2025
6bb9c88
refactor: pass the latest blockhash
LuisUrrutia Sep 4, 2025
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36 changes: 11 additions & 25 deletions examples/relayers/solana/feeEstimate_rpc.ts
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Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,3 @@
import * as solana from '@solana/web3.js';

/**
* Solana estimateFee RPC Example
*
Expand All @@ -22,10 +20,10 @@ import * as solana from '@solana/web3.js';
*/
import { Configuration, RelayersApi } from '../../../src';

import { createTokenTransfer } from './util';
import { getAssociatedTokenAddress } from '@solana/spl-token';
import { createSolanaRpc } from '@solana/kit';
import { getSerializedTokenTransfer } from './util';

const connection = new solana.Connection(solana.clusterApiUrl('devnet'));
const rpc = createSolanaRpc('https://api.devnet.solana.com');

// example dev config
const config = new Configuration({
Expand All @@ -41,33 +39,21 @@ const source = 'EYsk8PduFSAt7W9dnvL2Pt7qcVsb5wAVCYbJ5UQaUpXf';
const destination = 'Gt6wiPeC3XqNZKnMcM2dbRZCkKr1PtytBxf9hhV7Hxew';
const usdcToken = 'Gh9ZwEmdLJ8DscKNTkTqPbNwLNNBjuSzaG9Vp2KGtKJr';

const usdcMint = new solana.PublicKey(usdcToken);
const sourceWalletAddress = new solana.PublicKey(source);
const destinationWalletAddress = new solana.PublicKey(destination);

async function estimateFee() {
try {
const sourceTokenAccount = await getAssociatedTokenAddress(usdcMint, sourceWalletAddress);
const destinationTokenAccount = await getAssociatedTokenAddress(usdcMint, destinationWalletAddress);
const { blockhash } = await connection.getLatestBlockhash();
console.log(`Latest blockhash: ${blockhash}`);
// Get latest blockhash
const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
console.log(`Latest blockhash: ${latestBlockhash.blockhash}`);

const transaction = createTokenTransfer(
source,
sourceTokenAccount,
destinationTokenAccount,
// Create the serialized transaction using the util function
const serializedTransaction = await getSerializedTokenTransfer(
source,
destination,
usdcToken,
1000000, // Amount (consider token decimals)
blockhash,
latestBlockhash.blockhash,
);

const serializedTransaction = transaction
.serialize({
requireAllSignatures: false,
verifySignatures: false,
})
.toString('base64');

// Estimate fee using the relayer
const feeEstimate = await relayersApi.rpc(relayer_id, {
method: 'feeEstimate',
Expand Down
56 changes: 14 additions & 42 deletions examples/relayers/solana/prepareTransactionToken2022_rpc.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,10 +1,8 @@
import * as solana from '@solana/web3.js';

/**
* Solana prepareTransactionToken2022 RPC Example
*
* This example demonstrates how to use the OpenZeppelin Relayer SDK to prepare a Solana
* transaction for sponsored submission.
* transaction for sponsored submission using Token2022.
*
* Prepare a transaction to be signed by adding relayer-specific instructions, such as updating
* the fee payer and including relayer-specific instructions.
Expand All @@ -18,14 +16,14 @@ import * as solana from '@solana/web3.js';
* - Use https connection for production applications
*
* Usage:
* ts-node prepareTransaction_rpc.ts
* ts-node prepareTransactionToken2022_rpc.ts
*/
import { Configuration, RelayersApi } from '../../../src';
import { TOKEN_2022_PROGRAM_ID, getAssociatedTokenAddress } from '@solana/spl-token';

import { createToken2022Transfer } from './util';
import { createSolanaRpc } from '@solana/kit';
import { getSerializedToken2022Transfer } from './util';

const connection = new solana.Connection(solana.clusterApiUrl('devnet'));
const rpc = createSolanaRpc('https://api.devnet.solana.com');

// example dev config
const config = new Configuration({
Expand All @@ -41,48 +39,22 @@ const source = '';
const destination = '';
const token = ''; // Token2022 mint address

const tokenMint = new solana.PublicKey(token);
const sourceWalletAddress = new solana.PublicKey(source);
const destinationWalletAddress = new solana.PublicKey(destination);

async function prepareTransactionToken2022() {
try {
const sourceTokenAccount = await getAssociatedTokenAddress(
tokenMint,
sourceWalletAddress,
true,
TOKEN_2022_PROGRAM_ID,
);
const destinationTokenAccount = await getAssociatedTokenAddress(
tokenMint,
destinationWalletAddress,
true,
TOKEN_2022_PROGRAM_ID,
);
// Get latest blockhash
const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
console.log(`Latest blockhash: ${latestBlockhash.blockhash}`);

console.log(`Source token account: ${sourceTokenAccount}`);
console.log(`Destination token account: ${destinationTokenAccount}`);
const { blockhash } = await connection.getLatestBlockhash();
console.log(`Latest blockhash: ${blockhash}`);

const transaction = createToken2022Transfer(
source,
sourceTokenAccount,
destinationTokenAccount,
// Create the serialized Token2022 transaction using the util function
const serializedTransaction = await getSerializedToken2022Transfer(
source,
tokenMint,
destination,
token,
1000000, // Amount (consider token decimals)
9,
blockhash,
9, // Token decimals
latestBlockhash.blockhash,
);

const serializedTransaction = transaction
.serialize({
requireAllSignatures: false,
verifySignatures: false,
})
.toString('base64');

// Prepare transaction using the relayer
const prepareTransaction = await relayersApi.rpc(relayer_id, {
method: 'prepareTransaction',
Expand Down
39 changes: 11 additions & 28 deletions examples/relayers/solana/prepareTransaction_rpc.ts
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Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,3 @@
import * as solana from '@solana/web3.js';

/**
* Solana prepareTransaction RPC Example
*
Expand All @@ -22,10 +20,10 @@ import * as solana from '@solana/web3.js';
*/
import { Configuration, RelayersApi } from '../../../src';

import { createTokenTransfer } from './util';
import { getAssociatedTokenAddress } from '@solana/spl-token';
import { createSolanaRpc } from '@solana/kit';
import { getSerializedTokenTransfer } from './util';

const connection = new solana.Connection(solana.clusterApiUrl('devnet'));
const rpc = createSolanaRpc('https://api.devnet.solana.com');

// example dev config
const config = new Configuration({
Expand All @@ -41,36 +39,21 @@ const source = 'EYsk8PduFSAt7W9dnvL2Pt7qcVsb5wAVCYbJ5UQaUpXf';
const destination = 'Gt6wiPeC3XqNZKnMcM2dbRZCkKr1PtytBxf9hhV7Hxew';
const token = 'Gh9ZwEmdLJ8DscKNTkTqPbNwLNNBjuSzaG9Vp2KGtKJr'; // USDC token mint address

const tokenMint = new solana.PublicKey(token);
const sourceWalletAddress = new solana.PublicKey(source);
const destinationWalletAddress = new solana.PublicKey(destination);

async function prepareTransaction() {
try {
const sourceTokenAccount = await getAssociatedTokenAddress(tokenMint, sourceWalletAddress);
const destinationTokenAccount = await getAssociatedTokenAddress(tokenMint, destinationWalletAddress);

console.log(`Source token account: ${sourceTokenAccount}`);
console.log(`Destination token account: ${destinationTokenAccount}`);
const { blockhash } = await connection.getLatestBlockhash();
console.log(`Latest blockhash: ${blockhash}`);
// Get latest blockhash
const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
console.log(`Latest blockhash: ${latestBlockhash.blockhash}`);

const transaction = createTokenTransfer(
source,
sourceTokenAccount,
destinationTokenAccount,
// Create the serialized transaction using the util function
const serializedTransaction = await getSerializedTokenTransfer(
source,
destination,
token,
1000000, // Amount (consider token decimals)
blockhash,
latestBlockhash.blockhash,
);

const serializedTransaction = transaction
.serialize({
requireAllSignatures: false,
verifySignatures: false,
})
.toString('base64');

// Prepare transaction using the relayer
const prepareTransaction = await relayersApi.rpc(relayer_id, {
method: 'prepareTransaction',
Expand Down
43 changes: 14 additions & 29 deletions examples/relayers/solana/signAndSendTransaction_rpc.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,3 @@
import * as solana from '@solana/web3.js';

/**
* Solana signAndSendTransaction RPC Example
*
Expand All @@ -22,10 +20,10 @@ import * as solana from '@solana/web3.js';
*/
import { Configuration, RelayersApi } from '../../../src';

import { createTokenTransfer } from './util';
import { getAssociatedTokenAddress } from '@solana/spl-token';
import { createSolanaRpc } from '@solana/kit';
import { getSerializedTokenTransfer } from './util';

const connection = new solana.Connection(solana.clusterApiUrl('devnet'));
const rpc = createSolanaRpc('https://api.devnet.solana.com');

// example dev config
const config = new Configuration({
Expand All @@ -37,38 +35,25 @@ const relayersApi = new RelayersApi(config);

// Replace with your actual values
const relayer_id = 'solana-example';
const source = 'C6VBV1EK2Jx7kFgCkCD5wuDeQtEH8ct2hHGUPzEhUSc8';
const destination = 'Gt6wiPeC3XqNZKnMcM2dbRZCkKr1PtytBxf9hhV7Hxew';
const token = 'Gh9ZwEmdLJ8DscKNTkTqPbNwLNNBjuSzaG9Vp2KGtKJr'; // USDC token mint address

const tokenMint = new solana.PublicKey(token);
const sourceWalletAddress = new solana.PublicKey(source);
const destinationWalletAddress = new solana.PublicKey(destination);
const source = 'DiUZ95hZn7cJCY6THuuGQUPMv4bfTuSCUraunmD5PdoZ';
const destination = '6S9v8CedUumV7qbqq37v2GfBRxWemA6zpVGjQsiVHSZ4';
const token = '4zMMC9srt5Ri5X14GAgXhaHii3GnPAEERYPJgZJDncDU'; // USDC token mint address

async function signAndSendTransaction() {
try {
const sourceTokenAccount = await getAssociatedTokenAddress(tokenMint, sourceWalletAddress);
const destinationTokenAccount = await getAssociatedTokenAddress(tokenMint, destinationWalletAddress);
// Get the latest blockhash from devnet
const { blockhash } = await connection.getLatestBlockhash();
console.log(`Latest blockhash: ${blockhash}`);
// Get latest blockhash
const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
console.log(`Latest blockhash: ${latestBlockhash.blockhash}`);

const transaction = createTokenTransfer(
source,
sourceTokenAccount,
destinationTokenAccount,
// Create the serialized transaction using the util function
const serializedTransaction = await getSerializedTokenTransfer(
source,
destination,
token,
1000000, // Amount (consider token decimals)
blockhash,
latestBlockhash.blockhash,
);

const serializedTransaction = transaction
.serialize({
requireAllSignatures: false,
verifySignatures: false,
})
.toString('base64');

// Sign and send transaction using the relayer
const signAndSendTransaction = await relayersApi.rpc(relayer_id, {
method: 'signAndSendTransaction',
Expand Down
42 changes: 14 additions & 28 deletions examples/relayers/solana/signTransaction_rpc.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,5 +1,3 @@
import * as solana from '@solana/web3.js';

/**
* Solana signTransaction RPC Example
*
Expand All @@ -21,10 +19,10 @@ import * as solana from '@solana/web3.js';
*/
import { Configuration, RelayersApi } from '../../../src';

import { createTokenTransfer } from './util';
import { getAssociatedTokenAddress } from '@solana/spl-token';
import { createSolanaRpc } from '@solana/kit';
import { getSerializedTokenTransfer } from './util';

const connection = new solana.Connection(solana.clusterApiUrl('devnet'));
const rpc = createSolanaRpc('https://api.devnet.solana.com');

// example dev config
const config = new Configuration({
Expand All @@ -36,37 +34,25 @@ const relayersApi = new RelayersApi(config);

// Replace with your actual values
const relayer_id = 'solana-example';
const source = 'C6VBV1EK2Jx7kFgCkCD5wuDeQtEH8ct2hHGUPzEhUSc8';
const destination = 'Gt6wiPeC3XqNZKnMcM2dbRZCkKr1PtytBxf9hhV7Hxew';
const token = 'Gh9ZwEmdLJ8DscKNTkTqPbNwLNNBjuSzaG9Vp2KGtKJr'; // USDC token mint address

const usdcMint = new solana.PublicKey(token);
const sourceWalletAddress = new solana.PublicKey(source);
const destinationWalletAddress = new solana.PublicKey(destination);
const source = 'DiUZ95hZn7cJCY6THuuGQUPMv4bfTuSCUraunmD5PdoZ';
const destination = '6S9v8CedUumV7qbqq37v2GfBRxWemA6zpVGjQsiVHSZ4';
const token = '4zMMC9srt5Ri5X14GAgXhaHii3GnPAEERYPJgZJDncDU'; // USDC token mint address

async function signTransaction() {
try {
const sourceTokenAccount = await getAssociatedTokenAddress(usdcMint, sourceWalletAddress);
const destinationTokenAccount = await getAssociatedTokenAddress(usdcMint, destinationWalletAddress);
const { blockhash } = await connection.getLatestBlockhash();
console.log(`Latest blockhash: ${blockhash}`);
// Get latest blockhash
const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
console.log(`Latest blockhash: ${latestBlockhash.blockhash}`);

const transaction = createTokenTransfer(
source,
sourceTokenAccount,
destinationTokenAccount,
// Create the serialized transaction using the util function
const serializedTransaction = await getSerializedTokenTransfer(
source,
destination,
token,
1000000, // Amount (consider token decimals)
blockhash,
latestBlockhash.blockhash,
);

const serializedTransaction = transaction
.serialize({
requireAllSignatures: false,
verifySignatures: false,
})
.toString('base64');

// Sign transaction using the relayer
const signTransaction = await relayersApi.rpc(relayer_id, {
method: 'signTransaction',
Expand Down
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