Production release 🚀

package.json

@@ -23,7 +23,7 @@
     "@etherspot/data-utils": "1.1.1",
     "@etherspot/intent-sdk": "1.0.0-alpha.12",
     "@etherspot/modular-sdk": "6.1.1",
-    "@etherspot/transaction-kit": "2.1.3",
+    "@etherspot/transaction-kit": "2.1.4",
     "@hypelab/sdk-react": "1.0.4",
     "@lifi/sdk": "3.6.8",
     "@mui/icons-material": "5.16.6",

src/apps/pulse/components/Buy/PayingToken.tsx

@@ -4,6 +4,7 @@ import { MdCheck } from 'react-icons/md';
 
 // utils
 import { getLogoForChainId } from '../../../../utils/blockchain';
+import { truncateDecimals } from '../../utils/number';
 
 // types
 import { PayingToken as PayingTokenType } from '../../types/tokens';
@@ -85,7 +86,7 @@ export default function PayingToken(props: PayingTokenProps) {
       </div>
       <div className="flex flex-col justify-center text-right">
         <div className="text-[13px] font-normal text-white">
-          {payingToken.totalRaw}
+          {truncateDecimals(payingToken.totalRaw, 6)}
         </div>
         <div className="text-xs font-normal text-white/50">
           ${payingToken.totalUsd.toFixed(2)}

src/apps/pulse/components/Buy/tests/Buy.test.tsx

@@ -94,6 +94,11 @@ vi.mock('../../../../../services/pillarXApiTransactionsHistory', () => ({
 
 vi.mock('../../hooks/useRelayBuy', () => ({
   default: vi.fn(() => ({
+    getUSDCToken: vi.fn(() => ({
+      chainId: 1,
+      address: '0xUSDC1234567890',
+      decimals: 6,
+    })),
     getBestOffer: vi.fn(),
     isInitialized: false,
     error: null,

src/apps/pulse/components/Sell/PreviewSell.tsx

@@ -69,7 +69,7 @@ const PreviewSell = (props: PreviewSellProps) => {
   const [isTransactionSuccess, setIsTransactionSuccess] = useState(false);
   const previewModalRef = useRef<HTMLDivElement>(null);
   const {
-    getUSDCAddress,
+    getUSDCToken,
     executeSell,
     error,
     clearError,
@@ -232,7 +232,8 @@ const PreviewSell = (props: PreviewSellProps) => {
   //   }
   // };
 
-  const usdcAddress = getUSDCAddress(selectedChainIdForSettlement || 0);
+  const usdcToken = getUSDCToken(selectedChainIdForSettlement || 0);
+  const usdcAddress = usdcToken ? usdcToken.address : '';
 
   // Clean up pulse-sell batch when component unmounts or preview closes
   useEffect(() => {

src/apps/pulse/components/Sell/tests/PreviewSell.test.tsx

@@ -162,7 +162,11 @@ describe('<PreviewSell />', () => {
     vi.clearAllMocks();
 
     (useRelaySell as any).mockReturnValue({
-      getUSDCAddress: vi.fn(() => '0xUSDC1234567890'),
+      getUSDCToken: vi.fn(() => ({
+        chainId: 1,
+        address: '0xUSDC1234567890',
+        decimals: 6,
+      })),
       executeSell: vi.fn(),
       error: null,
       clearError: vi.fn(),
@@ -259,7 +263,11 @@ describe('<PreviewSell />', () => {
           })
       );
       (useRelaySell as any).mockReturnValue({
-        getUSDCAddress: vi.fn(() => '0xUSDC1234567890'),
+        getUSDCToken: vi.fn(() => ({
+          chainId: 1,
+          address: '0xUSDC1234567890',
+          decimals: 6,
+        })),
         executeSell: mockExecuteSell,
         error: null,
         clearError: vi.fn(),
@@ -299,7 +307,11 @@ describe('<PreviewSell />', () => {
   describe('handles error states', () => {
     it('displays relay error', () => {
       (useRelaySell as any).mockReturnValue({
-        getUSDCAddress: vi.fn(() => '0xUSDC1234567890'),
+        getUSDCToken: vi.fn(() => ({
+          chainId: 1,
+          address: '0xUSDC1234567890',
+          decimals: 6,
+        })),
         executeSell: vi.fn(),
         error: 'Relay error occurred',
         clearError: vi.fn(),
@@ -334,7 +346,7 @@ describe('<PreviewSell />', () => {
   describe('handles edge cases', () => {
     it('handles missing USDC address', () => {
       (useRelaySell as any).mockReturnValue({
-        getUSDCAddress: vi.fn(() => null),
+        getUSDCToken: vi.fn(() => null),
         executeSell: vi.fn(),
         error: null,
         clearError: vi.fn(),

src/apps/pulse/constants/tokens.ts

@@ -1,13 +1,41 @@
 import { isGnosisEnabled } from '../../../utils/blockchain';
 
 export const allStableCurrencies = [
-  { chainId: 1, address: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48' },
-  { chainId: 10, address: '0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85' }, // USDC on Optimism
-  { chainId: 137, address: '0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359' }, // USDC on Polygon
-  { chainId: 8453, address: '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913' }, // USDC on Base
-  { chainId: 42161, address: '0xaf88d065e77c8cC2239327C5EDb3A432268e5831' }, // USDC on Arbitrum
-  { chainId: 56, address: '0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d' }, // USDC on BNB Smart Chain
-  { chainId: 100, address: '0x2a22f9c3b484c3629090FeED35F17Ff8F88f76F0' }, // USDC on Gnosis
+  {
+    chainId: 1,
+    address: '0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48',
+    decimals: 6,
+  },
+  {
+    chainId: 10,
+    address: '0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85',
+    decimals: 6,
+  }, // USDC on Optimism
+  {
+    chainId: 137,
+    address: '0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359',
+    decimals: 6,
+  }, // USDC on Polygon
+  {
+    chainId: 8453,
+    address: '0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913',
+    decimals: 6,
+  }, // USDC on Base
+  {
+    chainId: 42161,
+    address: '0xaf88d065e77c8cC2239327C5EDb3A432268e5831',
+    decimals: 6,
+  }, // USDC on Arbitrum
+  {
+    chainId: 56,
+    address: '0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d',
+    decimals: 18,
+  }, // USDC on BNB Smart Chain
+  {
+    chainId: 100,
+    address: '0x2a22f9c3b484c3629090FeED35F17Ff8F88f76F0',
+    decimals: 6,
+  }, // USDC on Gnosis
 ];
 
 export const STABLE_CURRENCIES = allStableCurrencies.filter(

src/apps/pulse/hooks/tests/useRelaySell.test.tsx

@@ -53,7 +53,7 @@ vi.mock('../../constants/tokens', () => ({
     {
       chainId: 1,
       address: '0xA0b86a33E6441b8C4C8C0C8C0C8C0C8C0C8C0C8C',
-      symbol: 'USDC',
+      decimals: 6,
     },
   ],
 }));
@@ -182,7 +182,7 @@ describe('useRelaySell', () => {
     expect(result.current.isLoading).toBe(false);
     expect(result.current.error).toBe(null);
     expect(result.current.isInitialized).toBe(false);
-    expect(typeof result.current.getUSDCAddress).toBe('function');
+    expect(typeof result.current.getUSDCToken).toBe('function');
     expect(typeof result.current.getBestSellOffer).toBe('function');
     expect(typeof result.current.executeSell).toBe('function');
     expect(typeof result.current.buildSellTransactions).toBe('function');
@@ -249,7 +249,7 @@ describe('useRelaySell', () => {
     expect(result.current.isInitialized).toBe(true);
   });
 
-  it('getUSDCAddress returns correct address for supported chain', async () => {
+  it('getUSDCToken returns correct token for supported chain', async () => {
     const useRelaySdk = await import('../useRelaySdk');
     const useTransactionKit = await import(
       '../../../../hooks/useTransactionKit'
@@ -289,11 +289,15 @@ describe('useRelaySell', () => {
 
     const { result } = renderHook(() => useRelaySell());
 
-    const usdcAddress = result.current.getUSDCAddress(1);
-    expect(usdcAddress).toBe('0xA0b86a33E6441b8C4C8C0C8C0C8C0C8C0C8C0C8C');
+    const usdcToken = result.current.getUSDCToken(1);
+    expect(usdcToken?.address).toBe(
+      '0xA0b86a33E6441b8C4C8C0C8C0C8C0C8C0C8C0C8C'
+    );
+    expect(usdcToken?.decimals).toBe(6);
+    expect(usdcToken?.chainId).toBe(1);
   });
 
-  it('getUSDCAddress returns null for unsupported chain', async () => {
+  it('getUSDCToken returns null for unsupported chain', async () => {
     const useRelaySdk = await import('../useRelaySdk');
     const useTransactionKit = await import(
       '../../../../hooks/useTransactionKit'
@@ -333,8 +337,8 @@ describe('useRelaySell', () => {
 
     const { result } = renderHook(() => useRelaySell());
 
-    const usdcAddress = result.current.getUSDCAddress(999);
-    expect(usdcAddress).toBe(null);
+    const usdcToken = result.current.getUSDCToken(999);
+    expect(usdcToken).toBe(null);
   });
 
   it('getBestSellOffer returns null when not initialized', async () => {
@@ -633,7 +637,11 @@ describe('useRelaySell', () => {
 
     const { result } = renderHook(() => useRelaySell());
 
-    const success = await result.current.executeSell(mockSelectedToken, '1.0');
+    const success = await result.current.executeSell(
+      mockSelectedToken,
+      '1.0',
+      1
+    );
 
     expect(success).toBe(false);
 

src/apps/pulse/hooks/useRelayBuy.ts

@@ -108,13 +108,15 @@ export default function useRelayBuy() {
   }, [isInitialized]);
 
   /**
-   * Get the USDC address for a specific chain
+   * Get the USDC token details for a specific chain
    */
-  const getUSDCAddress = (chainId: number): string | null => {
+  const getUSDCToken = (
+    chainId: number
+  ): { chainId: number; address: string; decimals: number } | null => {
     const stableCurrency = STABLE_CURRENCIES.find(
       (currency) => currency.chainId === chainId
     );
-    return stableCurrency?.address || null;
+    return stableCurrency ?? null;
   };
 
   /**
@@ -135,12 +137,15 @@ export default function useRelayBuy() {
         return null;
       }
 
-      const usdcAddress = getUSDCAddress(fromChainId);
-      if (!usdcAddress) {
+      const USDCtoken = getUSDCToken(fromChainId);
+      if (!USDCtoken) {
         setError('Unable to get quote. Please try again.');
         return null;
       }
 
+      const usdcAddress = USDCtoken.address;
+      const usdcDecimals = USDCtoken.decimals;
+
       setIsLoading(true);
       setError(null);
 
@@ -172,8 +177,11 @@ export default function useRelayBuy() {
           // If USDC price is $0.9998, then $10 USD = 10 / 0.9998 = 10.002 USDC
           const usdcAmount = usdAmount / usdcPrice;
 
-          // Convert to wei using 6 decimals (USDC precision)
-          fromAmountInWei = parseUnits(usdcAmount.toFixed(6), 6);
+          // Convert to wei using USDC decimals (e.g., 6 on Ethereum, 18 on BSC)
+          fromAmountInWei = parseUnits(
+            usdcAmount.toFixed(usdcDecimals),
+            usdcDecimals
+          );
         } catch (parseError) {
           console.error('Failed to parse fromAmount:', parseError);
           setError('Invalid amount. Please try again.');
@@ -308,11 +316,14 @@ export default function useRelayBuy() {
       }
 
       // Get USDC address for the chain
-      const usdcAddress = getUSDCAddress(fromChainId);
-      if (!usdcAddress) {
+      const USDCtoken = getUSDCToken(fromChainId);
+      if (!USDCtoken) {
         throw new Error('USDC address not found for chain');
       }
 
+      const usdcAddress = USDCtoken.address;
+      const usdcDecimals = USDCtoken.decimals;
+
       // Calculate fee distribution: 1% fee, 99% for swap
       // Get the USDC amount needed for the swap from the quote
       const usdcNeededForSwap = BigInt(
@@ -357,7 +368,7 @@ export default function useRelayBuy() {
             t.blockchain === `chain-${fromChainId}`
         );
         if (usdcToken && usdcToken.balance) {
-          userUsdcBalance = toWei(usdcToken.balance.toString(), 6); // USDC has 6 decimals
+          userUsdcBalance = toWei(usdcToken.balance.toString(), usdcDecimals);
         }
 
         // Debug: Log balance validation only if there's an issue
@@ -788,7 +799,7 @@ export default function useRelayBuy() {
   );
 
   return {
-    getUSDCAddress,
+    getUSDCToken,
     getBestOffer,
     executeBuy,
     buildTransactions,