fix: update checkout sweep api to use binance price fetching for consistency with sync worker

This commit is contained in:
mstfyldz
2026-03-14 00:45:09 +03:00
parent 5325dc523c
commit 2de17043ca

View File

@@ -87,26 +87,39 @@ export async function POST(request: Request) {
let expectedCryptoAmount = transaction.amount.toString();
try {
const coinIdMap: Record<string, string> = {
'SOL': 'solana', 'USDC': 'usd-coin', 'USDT': 'tether', 'TRX': 'tron', 'BTC': 'bitcoin'
const symbolMap: Record<string, string> = {
'SOL': 'SOLUSDT', 'MATIC': 'MATICUSDT', 'POLYGON': 'MATICUSDT',
'USDC': 'USDCUSDT', 'USDT': 'USDTUSDT', 'TRX': 'TRXUSDT'
};
const coinId = coinIdMap[selectedToken] || 'solana';
const priceUrl = `https://api.coingecko.com/api/v3/simple/price?ids=${coinId}&vs_currencies=usd,try`;
const priceRes = await fetch(priceUrl);
const priceData = await priceRes.json();
const currencyKey = (transaction.currency || 'TRY').toLowerCase();
const pair = symbolMap[selectedToken] || 'SOLUSDT';
const priceInCurrency = priceData[coinId][currencyKey] || priceData[coinId]['usd'];
// 1. Get USD/TRY rate
const tryRes = await fetch(`https://api.binance.com/api/v3/ticker/price?symbol=USDTTRY`);
const tryData = await tryRes.json();
const usdTryPrice = parseFloat(tryData.price) || 32.5;
if (priceInCurrency) {
// Apply a small tolerance (2%) and cross-convert if needed (simple assumption for demo)
const price = currencyKey === 'try' ? priceInCurrency : (priceInCurrency * 32.5); // Fallback conversion
const rawExpected = parseFloat(transaction.amount) / priceInCurrency;
// 2. Get Crypto/USD rate
let cryptoUsdPrice = 1.0;
if (pair !== 'USDTUSDT' && pair !== 'USDCUSDT') {
const cryptoRes = await fetch(`https://api.binance.com/api/v3/ticker/price?symbol=${pair}`);
const cryptoData = await cryptoRes.json();
cryptoUsdPrice = parseFloat(cryptoData.price) || 1.0;
}
const priceInTry = cryptoUsdPrice * usdTryPrice;
const currency = (transaction.currency || 'TRY').toUpperCase();
const priceInTarget = currency === 'USD' ? cryptoUsdPrice : priceInTry;
if (priceInTarget > 0) {
const rawExpected = parseFloat(transaction.amount) / priceInTarget;
expectedCryptoAmount = (rawExpected * 0.98).toFixed(6);
console.log(`[Sweep] ${transaction.amount} ${transaction.currency} => ~${rawExpected.toFixed(6)} ${selectedToken}`);
console.log(`[Sweep API] Price for ${selectedToken}: ${priceInTarget.toFixed(2)} ${currency} | Expected: ${expectedCryptoAmount}`);
}
} catch (priceErr) {
console.warn("[Sweep] Price fetch failed, using order amount as fallback");
console.warn("[Sweep API] Price fetch failed, using fallback rates.");
const staticRates: Record<string, number> = { 'SOL': 4000, 'USDT': 33, 'USDC': 33, 'TRX': 5, 'MATIC': 25 };
const rate = staticRates[selectedToken] || 1;
expectedCryptoAmount = (parseFloat(transaction.amount) / rate * 0.95).toFixed(6);
}
const verification = await cryptoEngine.verifyPayment(