fix: fixed StarknetID integration and contratcs interactions

Author: wayzeek

package.json

@@ -33,8 +33,8 @@
   "devDependencies": {
     "@types/bun": "latest",
     "@types/cors": "^2.8.17",
-    "@types/express": "^5.0.0",
-    "@types/node": "^20.17.24",
+    "@types/express": "^5.0.1",
+    "@types/node": "^20.17.25",
     "conventional-changelog-cli": "^5.0.0"
   },
   "peerDependencies": {
@@ -45,7 +45,7 @@
     "cors": "^2.8.5",
     "express": "^4.21.2",
     "starknet": "^6.23.1",
-    "starknetid.js": "3.0.2",
+    "starknetid.js": "4.0.3",
     "zod": "^3.24.2"
   },
   "keywords": [

src/core/services/balance.ts

@@ -44,7 +44,7 @@ async function getTokenBalance(
   const formattedOwnerAddress = parseStarknetAddress(ownerAddress);
 
   // Create contract instance
-  const contract = getContract(formattedTokenAddress, provider, network);
+  const contract = await getContract(formattedTokenAddress, provider, network);
 
   try {
     // Get balance and decimals in parallel
@@ -160,7 +160,7 @@ export async function getERC20Balance(
   try {
     // Get token symbol
     const provider = getProvider(network);
-    const contract = getContract(parseStarknetAddress(tokenAddress), provider, network);
+    const contract = await getContract(parseStarknetAddress(tokenAddress), provider, network);
     const symbolResponse = await contract.call('symbol', []);
 
     // Parse symbol
@@ -212,7 +212,7 @@ export async function isNFTOwner(
     const formattedOwnerAddress = parseStarknetAddress(ownerAddress);
 
     // Create NFT contract
-    const contract = getContract(formattedTokenAddress, provider, network);
+    const contract = await getContract(formattedTokenAddress, provider, network);
 
     // Convert tokenId to bigint if it's a string
     const tokenIdBigInt = typeof tokenId === 'string' ? BigInt(tokenId) : tokenId;
@@ -253,7 +253,7 @@ export async function getERC721Balance(
     const formattedOwnerAddress = parseStarknetAddress(ownerAddress);
 
     // Create NFT contract
-    const contract = getContract(formattedTokenAddress, provider, network);
+    const contract = await getContract(formattedTokenAddress, provider, network);
 
     // Call balanceOf directly
     const response = await contract.call('balanceOf', [formattedOwnerAddress]);

src/core/services/clients.ts

@@ -75,16 +75,20 @@ export function getAccount(
  * @param network Network name
  * @returns Contract instance
  */
-export function getContract(
+export async function getContract(
   contractAddress: string,
   provider?: ProviderInterface,
   network = 'mainnet'
-): Contract {
+): Promise<Contract> {
   const contractProvider = provider || getProvider(network);
   const formattedAddress = parseStarknetAddress(contractAddress);
 
+  // Fetch the contract class using getClassAt to get the ABI
+  const contractClass = await contractProvider.getClassAt(formattedAddress);
+  const abi = contractClass.abi || [];
+  
   return new Contract(
-    [], // No ABI needed initially - can be set later using contract.attachABI()
+    abi,
     formattedAddress,
     contractProvider
   );

src/core/services/tokens.ts

@@ -35,7 +35,7 @@ export async function getTokenInfo(
 }> {
   const provider = getProvider(network);
   const formattedAddress = parseStarknetAddress(tokenAddress);
-  const contract = getContract(formattedAddress, provider, network);
+  const contract = await getContract(formattedAddress, provider, network);
 
   // Call contract to get token information using parallel requests
   const [nameResponse, symbolResponse, decimalsResponse] = await Promise.all([
@@ -111,7 +111,7 @@ export async function getTokenTotalSupply(
 }> {
   const formattedAddress = parseStarknetAddress(tokenAddress);
   const provider = getProvider(network);
-  const contract = getContract(formattedAddress, provider, network);
+  const contract = await getContract(formattedAddress, provider, network);
 
   // Get token decimals and supply in parallel
   const [decimalsResponse, supplyResponse] = await Promise.all([

src/core/services/transfer.ts

@@ -215,7 +215,7 @@ export async function transferERC20(
     let decimals = params.decimals;
     if (decimals === undefined) {
       const provider = getProvider(network);
-      const contract = getContract(tokenAddress, provider, network);
+      const contract = await getContract(tokenAddress, provider, network);
       const decimalsResponse = await contract.call('decimals', []);
       decimals = Number(decimalsResponse.toString());
     }