From a4527ee44447e95be422457441607b42b21fbcca Mon Sep 17 00:00:00 2001
From: "amilz.sol" <85324096+amilz@users.noreply.github.com>
Date: Tue, 3 Sep 2024 08:48:20 -0700
Subject: [PATCH] feat: add sw3-2.0 transfer sol

---
 solana/web3.js-2.0/basics/transferSol.ts | 104 +++++++++++++++++++++++
 solana/web3.js-2.0/package.json          |  21 +++++
 solana/web3.js-2.0/tsconfig.json         |  11 +++
 3 files changed, 136 insertions(+)
 create mode 100644 solana/web3.js-2.0/basics/transferSol.ts
 create mode 100644 solana/web3.js-2.0/package.json
 create mode 100644 solana/web3.js-2.0/tsconfig.json

diff --git a/solana/web3.js-2.0/basics/transferSol.ts b/solana/web3.js-2.0/basics/transferSol.ts
new file mode 100644
index 0000000..052a28d
--- /dev/null
+++ b/solana/web3.js-2.0/basics/transferSol.ts
@@ -0,0 +1,104 @@
+import {
+    airdropFactory,
+    createKeyPairSignerFromBytes,
+    createSolanaRpc,
+    createSolanaRpcSubscriptions,
+    generateKeyPairSigner,
+    lamports,
+    sendAndConfirmTransactionFactory,
+    pipe,
+    createTransactionMessage,
+    setTransactionMessageFeePayer,
+    setTransactionMessageLifetimeUsingBlockhash,
+    appendTransactionMessageInstruction,
+    signTransactionMessageWithSigners,
+    getSignatureFromTransaction,
+    address,
+} from "@solana/web3.js";
+import { getTransferSolInstruction } from "@solana-program/system";
+import user2secret from "./keypair.json"; // Create with `solana-keygen new -o ./keypair.json --no-bip39-passphrase`
+
+const LAMPORTS_PER_SOL = BigInt(1_000_000_000);
+
+async function main() {
+    // 1 - Establish connection to Solana cluster
+    //     Change as needed to the network you're using.
+    //     Get a free Devnet or Mainnet endpoint from:
+    //     https://www.quicknode.com/signup?utm_source=internal&utm_campaign=sample-apps&utm_content=solana-web3.js-2.0-transfer-sol
+    const httpProvider = 'http://127.0.0.1:8899';
+    const wssProvider = 'ws://127.0.0.1:8900';
+    const rpc = createSolanaRpc(httpProvider);
+    const rpcSubscriptions = createSolanaRpcSubscriptions(wssProvider);
+    console.log(`✅ - Established connection to ${httpProvider}`);
+
+    // 2 - Generate signers
+    const user1 = await generateKeyPairSigner();
+    console.log(`✅ - New user1 address created: ${user1.address}`);
+    const user2 = await createKeyPairSignerFromBytes(new Uint8Array(user2secret));
+    console.log(`✅ - user2 address generated from file: ${user2.address}`);
+
+    // 3 - Airdrop SOL to accounts
+    // Using RPC method
+    const tx1 = await rpc.requestAirdrop(
+        user1.address,
+        lamports(LAMPORTS_PER_SOL),
+        { commitment: 'processed' }
+    ).send();
+    console.log(`✅ - user1 airdropped 1 SOL using RPC methods`);
+    console.log(`✅ - tx1: ${tx1}`);
+
+    // Using factory function
+    const airdrop = airdropFactory({ rpc, rpcSubscriptions });
+    const tx2 = await airdrop({
+        commitment: 'processed',
+        lamports: lamports(LAMPORTS_PER_SOL),
+        recipientAddress: user2.address
+    });
+    console.log(`✅ - user2 airdropped 1 SOL using Factory Function`);
+    console.log(`✅ - tx2: ${tx2}`);
+
+    // 4 - Create transfer transaction
+    const otherAccount = await generateKeyPairSigner();
+
+    const { value: latestBlockhash } = await rpc.getLatestBlockhash().send();
+    const transactionMessage = pipe(
+        createTransactionMessage({ version: 0 }),
+        tx => setTransactionMessageFeePayer(user1.address, tx),
+        tx => setTransactionMessageLifetimeUsingBlockhash(latestBlockhash, tx),
+        tx => appendTransactionMessageInstruction(
+            getTransferSolInstruction({
+                amount: lamports(LAMPORTS_PER_SOL / BigInt(2)),
+                destination: user2.address,
+                source: user1,
+            }),
+            tx
+        ),
+        /* OPTIONAL: Uncomment to add another transfer instruction
+            tx => appendTransactionMessageInstruction(
+                getTransferSolInstruction({
+                    amount: lamports(LAMPORTS_PER_SOL / BigInt(3)),
+                    destination: address(otherAccount.address),
+                    source: user1,
+                }),
+                tx
+            )
+        */
+    );
+
+    // 5 - Sign and send transaction
+    const signedTransaction = await signTransactionMessageWithSigners(transactionMessage);
+    const sendAndConfirmTransaction = sendAndConfirmTransactionFactory({ rpc, rpcSubscriptions });
+
+    try {
+        await sendAndConfirmTransaction(
+            signedTransaction,
+            { commitment: 'confirmed', skipPreflight: true }
+        );
+        const signature = getSignatureFromTransaction(signedTransaction);
+        console.log('✅ - Transfer transaction:', signature);
+    } catch (e) {
+        console.error('Transfer failed:', e);
+    }
+}
+
+main();
\ No newline at end of file
diff --git a/solana/web3.js-2.0/package.json b/solana/web3.js-2.0/package.json
new file mode 100644
index 0000000..305f4bd
--- /dev/null
+++ b/solana/web3.js-2.0/package.json
@@ -0,0 +1,21 @@
+{
+  "name": "web3-rc",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "description": "",
+  "dependencies": {
+    "@solana-program/compute-budget": "^0.5.0",
+    "@solana-program/system": "^0.5.0",
+    "@solana-program/token": "^0.2.1",
+    "@solana/web3.js": "^2.0.0-rc.1"
+  },
+  "devDependencies": {
+    "@types/node": "^22.5.2"
+  }
+}
diff --git a/solana/web3.js-2.0/tsconfig.json b/solana/web3.js-2.0/tsconfig.json
new file mode 100644
index 0000000..52bcaf1
--- /dev/null
+++ b/solana/web3.js-2.0/tsconfig.json
@@ -0,0 +1,11 @@
+{
+  "compilerOptions": {
+    "target": "es2016",
+    "module": "commonjs",
+    "resolveJsonModule": true,
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "strict": true,
+    "skipLibCheck": true
+  }
+}