check custom gas when deploying create2 factory

Author: kumaryash90

packages/thirdweb/src/contract/deployment/utils/create-2-factory.ts

@@ -32,6 +32,13 @@ const SIGNATURE = {
   s: "0x2222222222222222222222222222222222222222222222222222222222222222",
 } as const;
 
+type Create2FactoryDeploymentInfo = {
+  valueToSend: bigint;
+  predictedAddress: `0x${string}`;
+  signerAddress: string;
+  transaction: `0x${string}`;
+};
+
 /**
  * Computes the address of the Create2 factory contract and checks if it is deployed.
  * @param options - The options for retrieving the Create2 factory address.
@@ -155,15 +162,30 @@ export async function deployCreate2Factory(options: ClientAndChainAndAccount) {
     chain,
   });
 
-  const gasPriceFetched = await getGasPrice(options);
-  const bin = _getNearestGasPriceBin(gasPriceFetched);
-  const deploymentInfo = await _getCreate2FactoryDeploymentInfo(eipChain, {
-    gasPrice: bin,
-  });
+  let deploymentInfo: Create2FactoryDeploymentInfo;
+
+  if (CUSTOM_GAS_FOR_CHAIN[chainId]) {
+    const gasPrice = CUSTOM_GAS_FOR_CHAIN[chainId.toString()]?.gasPrice;
+    const gasLimit = CUSTOM_GAS_FOR_CHAIN[chainId.toString()]?.gasLimit;
+
+    deploymentInfo = await _getCreate2FactoryDeploymentInfo(eipChain, {
+      gasPrice,
+      gasLimit,
+    });
+
+    return deploymentInfo.predictedAddress;
+  } else {
+    const gasPriceFetched = await getGasPrice(options);
+    const bin = _getNearestGasPriceBin(gasPriceFetched);
+    deploymentInfo = await _getCreate2FactoryDeploymentInfo(eipChain, {
+      gasPrice: bin,
+    });
+  }
 
   const balance = await eth_getBalance(rpcRequest, {
     address: deploymentInfo.signerAddress,
   });
+
   if (balance < deploymentInfo.valueToSend) {
     const transaction = prepareTransaction({
       chain,
@@ -193,7 +215,7 @@ export async function deployCreate2Factory(options: ClientAndChainAndAccount) {
 async function _getCreate2FactoryDeploymentInfo(
   chainId: number,
   gasOptions: { gasPrice?: bigint; gasLimit?: bigint },
-) {
+): Promise<Create2FactoryDeploymentInfo> {
   // 100000 is default deployment gas limit and 100 gwei is default gas price for create2 factory deployment
   // (See: https://github.com/Arachnid/deterministic-deployment-proxy?tab=readme-ov-file#deployment-gas-limit)
   const gasPrice = gasOptions.gasPrice ? gasOptions.gasPrice : 100n * 10n ** 9n;