fix(admin): resolve incorrect crypto balance calculation fallback displaying fiat amount

test_sweep_db.ts

@@ -0,0 +1,68 @@
+import { db } from './lib/db';
+
+async function testSweepDB() {
+    const txId = "5fda5442-23ea-4130-8646-d0a882ed2517";
+    const selectedNetwork = "SOLANA";
+    const selectedToken = "SOL";
+    const expectedCryptoAmount = "0.164824";
+    const txHash = "mocked-txhash-123";
+
+    try {
+        const result = await db.query('SELECT * FROM transactions WHERE id = $1', [txId]);
+        const transaction = result.rows[0];
+
+        const settings = await (async () => {
+            const result = await db.query('SELECT key, value FROM system_settings WHERE key IN (\'sol_platform_address\', \'evm_platform_address\', \'tron_platform_address\', \'btc_platform_address\', \'default_fee_percent\')');
+            const map: Record<string, string> = {};
+            result.rows.forEach(r => map[r.key] = r.value);
+            return {
+                fee: parseFloat(map.default_fee_percent || '1.0')
+            };
+        })();
+
+        const merchantResult = await db.query('SELECT * FROM merchants WHERE id = $1', [transaction.merchant_id]);
+        const merchant = merchantResult.rows[0];
+
+        const feePercent = merchant?.fee_percent !== undefined && merchant?.fee_percent !== null 
+            ? parseFloat(merchant.fee_percent) 
+            : settings.fee;
+
+        const grossAmount = parseFloat(transaction.amount);
+        const feeAmount = (grossAmount * feePercent) / 100;
+        const merchantNetCredit = grossAmount - feeAmount;
+
+        const cryptoAmount = parseFloat(expectedCryptoAmount);
+        const cryptoFee = (cryptoAmount * feePercent) / 100;
+        const cryptoNetCredit = cryptoAmount - cryptoFee;
+
+        // DB Updates
+        console.log("Updating merchant balances...");
+        await db.query(`UPDATE merchants SET available_balance = available_balance + $1 WHERE id = $2`, 
+            [merchantNetCredit, transaction.merchant_id]);
+
+        await db.query(`
+            INSERT INTO merchant_balances (merchant_id, network, token, balance, total_gross)
+            VALUES ($1, $2, $3, $4, $5)
+            ON CONFLICT (merchant_id, network, token)
+            DO UPDATE SET 
+                balance = merchant_balances.balance + $4,
+                total_gross = merchant_balances.total_gross + $5
+        `, [transaction.merchant_id, selectedNetwork, selectedToken, cryptoNetCredit, cryptoAmount]);
+
+        console.log("Updating transaction...");
+        await db.query(`
+            UPDATE transactions 
+            SET status = 'succeeded', 
+                paid_network = $2, 
+                paid_token = $3, 
+                paid_amount_crypto = $4 
+            WHERE id = $1`, 
+            [transaction.id, selectedNetwork, selectedToken, expectedCryptoAmount]
+        );
+
+        console.log("Completed without error!");
+    } catch (e: any) {
+        console.error("Caught error:", e.message);
+    }
+}
+testSweepDB().then(() => process.exit(0));