Estimate Gas (#30)

* estimate gas (#29)

src/Wallet/Wallet.ts

@@ -298,6 +298,22 @@ export abstract class WalletProvider {
         return await estimateErc20Gas(contractAddress, from, to, amount);
     }
 
+    /**
+     * Estimate gas limit for the given inputs.
+     * @param to
+     * @param data
+     */
+    async estimateGas(to: string, data: string) {
+        const from = this.getAddressC();
+        const nonce = await web3.eth.getTransactionCount(from);
+        return await web3.eth.estimateGas({
+            from: from,
+            nonce: nonce,
+            to: to,
+            data: data,
+        });
+    }
+
     /**
      * Estimate the gas needed for a AVAX send transaction on the C chain.
      * @param to Destination address.