using Nethereum.Web3;
using Nethereum.ABI.FunctionEncoding.Attributes;
using Nethereum.Contracts.CQS;
using Nethereum.Util;
using Nethereum.Web3.Accounts;
using Nethereum.Hex.HexConvertors.Extensions;
using Nethereum.Contracts;
using Nethereum.Contracts.Extensions;
using System.Numerics;
using NUnit.Framework;

// https://docs.nethereum.com/en/latest/nethereum-smartcontrats-gettingstarted/

namespace CodexDistTestCore
{
    public class TryContract
    {
        [Test]
        [Ignore("aaa")]
        public void DoThing()
        {
            var url = "http://testchain.nethereum.com:8545";
            var privateKey = "0x7580e7fb49df1c861f0050fae31c2224c6aba908e116b8da44ee8cd927b990b0";
            var account = new Account(privateKey);
            var web3 = new Web3(account, url);

            // Deploy contract:
            var deploymentMessage = new StandardTokenDeployment
            {
                TotalSupply = 100000
            };
            var deploymentHandler = web3.Eth.GetContractDeploymentHandler<StandardTokenDeployment>();
            var transactionReceipt = Utils.Wait(deploymentHandler.SendRequestAndWaitForReceiptAsync(deploymentMessage));
            var contractAddress = transactionReceipt.ContractAddress;

            // Get balance:
            var balanceOfFunctionMessage = new BalanceOfFunction()
            {
                Owner = account.Address,
            };

            var balanceHandler = web3.Eth.GetContractQueryHandler<BalanceOfFunction>();
            var balance = Utils.Wait(balanceHandler.QueryAsync<BigInteger>(contractAddress, balanceOfFunctionMessage));
            long asInt = ((long)balance);

            // Transfer:
            var receiverAddress = "0xde0B295669a9FD93d5F28D9Ec85E40f4cb697BAe";
            var transferHandler = web3.Eth.GetContractTransactionHandler<TransferFunction>();
            var transfer = new TransferFunction()
            {
                To = receiverAddress,
                TokenAmount = 100
            };
            var transferReceipt = Utils.Wait(transferHandler.SendRequestAndWaitForReceiptAsync(contractAddress, transfer));

            // Signing:
            var signedTransaction = Utils.Wait(transferHandler.SignTransactionAsync(contractAddress, transfer));
        }
    }

    public class StandardTokenDeployment : ContractDeploymentMessage
    {

        public static string BYTECODE = "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";

        public StandardTokenDeployment() : base(BYTECODE) { }

        [Parameter("uint256", "totalSupply")]
        public BigInteger TotalSupply { get; set; }
    }

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

    [Function("transfer", "bool")]
    public class TransferFunction : FunctionMessage
    {
        [Parameter("address", "_to", 1)]
        public string To { get; set; }

        [Parameter("uint256", "_value", 2)]
        public BigInteger TokenAmount { get; set; }
    }

    [Event("Transfer")]
    public class TransferEventDTO : IEventDTO
    {
        [Parameter("address", "_from", 1, true)]
        public string From { get; set; }

        [Parameter("address", "_to", 2, true)]
        public string To { get; set; }

        [Parameter("uint256", "_value", 3, false)]
        public BigInteger Value { get; set; }
    }
}