47 lines
1.3 KiB
C#
47 lines
1.3 KiB
C#
using Logging;
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using Nethereum.RPC.Eth.DTOs;
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using Nethereum.Web3;
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using Utils;
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namespace NethereumWorkflow
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{
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public interface IWeb3Blocks
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{
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ulong GetCurrentBlockNumber();
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DateTime? GetTimestampForBlock(ulong blockNumber);
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}
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public class Web3Wrapper : IWeb3Blocks
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{
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private readonly Web3 web3;
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private readonly ILog log;
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public Web3Wrapper(Web3 web3, ILog log)
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{
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this.web3 = web3;
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this.log = log;
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}
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public ulong GetCurrentBlockNumber()
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{
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var number = Time.Wait(web3.Eth.Blocks.GetBlockNumber.SendRequestAsync());
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return Convert.ToUInt64(number.ToDecimal());
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}
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public DateTime? GetTimestampForBlock(ulong blockNumber)
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{
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try
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{
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var block = Time.Wait(web3.Eth.Blocks.GetBlockWithTransactionsByNumber.SendRequestAsync(new BlockParameter(blockNumber)));
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if (block == null) return null;
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return DateTimeOffset.FromUnixTimeSeconds(Convert.ToInt64(block.Timestamp.ToDecimal())).UtcDateTime;
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}
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catch (Exception ex)
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{
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log.Error("Exception while getting timestamp for block: " + ex);
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return null;
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}
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}
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}
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}
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