Balance Dai

gistfile1.txt

using System;
using System.Numerics;
using System.Threading.Tasks;
using Nethereum.ABI.FunctionEncoding.Attributes;
using Nethereum.Contracts.CQS;
using Nethereum.StandardTokenEIP20;
using Nethereum.Web3;

namespace TestBalance
{
    class Program
    {
        static void Main(string[] args)
        {
            BalanceAsync().Wait();
            BalanceAsync2().Wait();
            Console.ReadLine();
        }

        public static async Task BalanceAsync2()
        {
            var senderAddress = "0x7345c51439d1C84949f56A6Ad0EcdF3F3f1D2bE2";
            var contractAddress = "0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359";

            //no private key we are not signing anything
            var web3 = new Web3("https://mainnet.infura.io");

            var standardToken = new StandardTokenService(web3, contractAddress);
            var balance = await standardToken.GetBalanceOfAsync<BigInteger>(senderAddress);
            Console.WriteLine("Balance of token: " + Web3.Convert.FromWei(balance));

        }


        public static async Task BalanceAsync()
        {
            var senderAddress = "0x7345c51439d1C84949f56A6Ad0EcdF3F3f1D2bE2";
            var contractAddress = "0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359";

            //no private key we are not signing anything
            var web3 = new Web3("https://mainnet.infura.io");

            var balanceOfFunctionMessage = new BalanceOfFunction()
            {
                Owner = senderAddress,
            };

            var contractHandler = web3.Eth.GetContractHandler(contractAddress);
            var balance = await contractHandler.QueryAsync<BalanceOfFunction,BigInteger>(balanceOfFunctionMessage);
            Console.WriteLine("Balance of token: " + Web3.Convert.FromWei(balance));

        }

        [Function("balanceOf", "uint256")]
        public class BalanceOfFunction : ContractMessage
        {
            [Parameter("address", "_owner", 1)]
            public string Owner { get; set; }
        }
    }
}