public async ValueTask <(string Registrant, ulong TimeToLive, string Resolver, string Contract)> ResolveAsync(string Domain)
{
if (!Domain.EndsWith(".eth", StringComparison.InvariantCultureIgnoreCase))
{
throw new NotImplementedException($"Only .ETH Top-Level Domain is Supported.");
}
var NameHashString = EnsUtil.GetNameHash(Domain);
var NameHashBytes = NameHashString.HexToByteArray();
var TimeToLive = await GetTimeToLiveAsync(NameHashBytes);
var ResolverFunction = new ResolverFunction()
{
Node = NameHashBytes
};
//get the resolver address from ENS
var Resolver = await ENSRegistryService.ResolverQueryAsync(ResolverFunction);
var OwnerFunction = new OwnerFunction()
{
Node = NameHashBytes
};
var Registrant = await ENSRegistryService.OwnerQueryAsync(OwnerFunction);
var ResolverService = new PublicResolverService(Web3, Resolver);
//and get the address from the resolver
var Contract = await ResolverService.AddrQueryAsync(NameHashBytes);
return(Registrant, TimeToLive, Resolver, Contract);
}
private async ValueTask <string> GetRegistrantAddress(string Domain)
{
var NameHashString = EnsUtil.GetNameHash(Domain);
var NameHashBytes = NameHashString.HexToByteArray();
var OwnerFunction = new OwnerFunction()
{
Node = NameHashBytes
};
return(await ENSRegistryService.OwnerQueryAsync(OwnerFunction));
}