@solsdk/swapper_sdk
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Solana Swap Library for Solana Tracker Swap API
191 lines (190 loc) • 10.1 kB
JavaScript
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
(function (factory) {
if (typeof module === "object" && typeof module.exports === "object") {
var v = factory(require, exports);
if (v !== undefined) module.exports = v;
}
else if (typeof define === "function" && define.amd) {
define(["require", "exports", "@solana/web3.js", "bs58", "../"], factory);
}
})(function (require, exports) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const web3_js_1 = require("@solana/web3.js");
const bs58_1 = __importDefault(require("bs58"));
const __1 = require("../");
function swap() {
return __awaiter(this, void 0, void 0, function* () {
const keypair = web3_js_1.Keypair.fromSecretKey(bs58_1.default.decode("YOUR_SECRET_KEY"));
const solanaTracker = new __1.SolanaTracker(keypair, "https://rpc-mainnet.solanatracker.io/?api_key=YOUR_API_KEY", // Staked RPC: https://www.solanatracker.io/solana-rpc
"YOUR_API_KEY", // Optional: API key for swap instructions
false // Optional: Enable debug mode
);
// Example 1: Basic swap (backward compatible)
const swapResponse = yield solanaTracker.getSwapInstructions("So11111111111111111111111111111111111111112", // From Token (SOL)
"4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R", // To Token (RAY)
0.0001, // Amount to swap
30, // Slippage
keypair.publicKey.toBase58(), // Payer public key
0.0005);
// Example 2: Swap with auto priority fee
const swapResponseAuto = yield solanaTracker.getSwapInstructions("So11111111111111111111111111111111111111112", "4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R", 0.0001, 30, keypair.publicKey.toBase58(), "auto", // Auto priority fee
false, // forceLegacy
{ priorityFeeLevel: "medium" } // Priority level for auto fee
);
// Example 3: Swap 50% of wallet balance with custom fee
const swapResponsePercent = yield solanaTracker.getSwapInstructions("So11111111111111111111111111111111111111112", "4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R", "50%", // Swap 50% of wallet balance
30, keypair.publicKey.toBase58(), 0.0005, false, {
fee: {
wallet: "YOUR_FEE_WALLET_ADDRESS",
percentage: 0.25 // 0.25% custom fee
},
feeType: "add", // Add fee on top
onlyDirectRoutes: false // Allow multi-hop swaps
});
// Example 4: Swap entire wallet balance with v0 transaction
const swapResponseAll = yield solanaTracker.getSwapInstructions("So11111111111111111111111111111111111111112", "4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R", "auto", // Use entire wallet balance
30, keypair.publicKey.toBase58(), "auto", false, {
priorityFeeLevel: "high", // High priority
txVersion: "v0", // Use versioned transaction, this is the default.
onlyDirectRoutes: true // Only direct routes
});
// Regular transaction
try {
const txid = yield solanaTracker.performSwap(swapResponse, {
sendOptions: { skipPreflight: true },
confirmationRetries: 30,
confirmationRetryTimeout: 500,
lastValidBlockHeightBuffer: 150,
resendInterval: 1000,
confirmationCheckInterval: 1000,
commitment: "processed",
skipConfirmationCheck: false // Set to true if you want to skip confirmation checks and return txid immediately
});
console.log("Transaction ID:", txid);
console.log("Transaction URL:", `https://solscan.io/tx/${txid}`);
}
catch (error) {
console.error("Error performing swap:", error.message);
}
// Transaction with WebSocket confirmation (more efficient)
try {
const txid = yield solanaTracker.performSwap(swapResponse, {
sendOptions: { skipPreflight: true },
confirmationRetries: 30,
confirmationRetryTimeout: 500,
commitment: "processed",
useWebSocket: true // Use WebSocket for confirmation
});
console.log("Transaction ID:", txid);
console.log("Transaction URL:", `https://solscan.io/tx/${txid}`);
}
catch (error) {
console.error("Error performing swap:", error.message);
}
// Transaction with detailed error information
const result = yield solanaTracker.performSwapWithDetails(swapResponse, {
sendOptions: { skipPreflight: true },
confirmationRetries: 30,
confirmationRetryTimeout: 500,
commitment: "processed",
useWebSocket: true
});
if (result.error) {
console.error("Transaction failed:", result.signature);
console.error("Error type:", result.error.type);
console.error("Error message:", result.error.message);
if (result.error.programId) {
console.error("Program that failed:", result.error.programId);
}
}
else {
console.log("Transaction successful:", result.signature);
console.log("Transaction URL:", `https://solscan.io/tx/${result.signature}`);
}
// Jito transaction
try {
const txid = yield solanaTracker.performSwap(swapResponse, {
sendOptions: { skipPreflight: true },
confirmationRetries: 30,
confirmationCheckInterval: 500,
commitment: "processed",
jito: {
enabled: true,
tip: 0.0001,
},
});
console.log("Transaction ID:", txid);
console.log("Transaction URL:", `https://solscan.io/tx/${txid}`);
}
catch (error) {
console.error("Error performing swap:", error.message);
}
// Nextblock example with custom send endpoint
yield solanaTracker.setCustomSendTransactionEndpoint("https://london.nextblock.io", {
'Authorization': 'API_KEY'
});
const swapResponseNextblock = yield solanaTracker.getSwapInstructions("So11111111111111111111111111111111111111112", "4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R", 1, 'auto', keypair.publicKey.toBase58(), 0, false, {
customTip: {
wallet: "nEXTBLockYgngeRmRrjDV31mGSekVPqZoMGhQEZtPVG",
amount: 0.001 // 0.001 SOL tip
},
txVersion: "v0",
});
try {
const txid = yield solanaTracker.performSwap(swapResponseNextblock, {
sendOptions: { skipPreflight: true, maxRetries: 0 },
confirmationRetries: 30,
confirmationRetryTimeout: 500,
commitment: "processed",
});
console.log("Nextblock Transaction ID:", txid);
}
catch (error) {
console.error("Error with Nextblock:", error.message);
}
// Helius sender example
yield solanaTracker.setCustomSendTransactionEndpoint("https://ams-sender.helius-rpc.com/fast");
const swapResponseHelius = yield solanaTracker.getSwapInstructions("So11111111111111111111111111111111111111112", "4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R", 0.0001, 'auto', keypair.publicKey.toBase58(), 0, false, {
customTip: {
wallet: "4ACfpUFoaSD9bfPdeu6DBt89gB6ENTeHBXCAi87NhDEE",
amount: 0.005 // 0.005 SOL tip
},
txVersion: "v0",
});
try {
const txid = yield solanaTracker.performSwap(swapResponseHelius, {
sendOptions: { skipPreflight: true, maxRetries: 0 },
confirmationRetries: 30,
useWebSocket: false,
confirmationRetryTimeout: 500,
lastValidBlockHeightBuffer: 150,
resendInterval: 1000,
confirmationCheckInterval: 200,
commitment: "processed",
skipConfirmationCheck: false
});
console.log("Helius Transaction ID:", txid);
}
catch (error) {
console.error("Error with Helius:", error.message);
}
// Clear custom send endpoint to go back to regular RPC
yield solanaTracker.setCustomSendTransactionEndpoint(null);
// Clean up resources when done
solanaTracker.destroy();
});
}
swap();
});