{

using UrlContent = KeyValuePair<string, string>;

class Program

{

static string horizon_url = "https://horizon-testnet.stellar.org/";

static string network_passphrase = "Test SDF Network ; September 2015";

static void Main(string[] args)

{

Stellar.Network.CurrentNetwork = network_passphrase;

// seed from account on the testnetwork

var myKeyPair = KeyPair.FromSeed("SDMJOANF6CDRHWVG3N6I34VHFEWD2KK5I5SPGFU5FDB6SY5FJNXTWN24");

Account myAccount = new Account(myKeyPair, GetSequence(myKeyPair.Address));

var randomAccountKeyPair = CreateRandomAccount(myAccount, 1000 * Stellar.One.Value);

Payment(myKeyPair, randomAccountKeyPair, 10 * Stellar.One.Value);

// Wait for input to prevent the cmd window from closing

Console.Read();

}

static string GetResult(string msg)

{

using (var client = new HttpClient())

{

string response = client.GetStringAsync(horizon_url + WebUtility.UrlEncode(msg)).Result;

return response;

}

}

static HttpResponseMessage PostResult(string tx)

{

using (var client = new HttpClient())

{

var body = new List<UrlContent>();

body.Add(new UrlContent("tx", tx));

var formUrlEncodedContent = new FormUrlEncodedContent(body);

return client.PostAsync(horizon_url + "transactions", formUrlEncodedContent).Result;

}

}

private static long GetSequence(string address)

{

using (var client = new HttpClient())

{

string response = client.GetStringAsync(horizon_url + "accounts/" + address).Result;

var json = JObject.Parse(response);

return (long)json["sequence"];

}

}

static KeyPair CreateRandomAccount(Account source, long nativeAmount)

{

var dest = KeyPair.Random();

var operation =

new CreateAccountOperation.Builder(dest, nativeAmount)

.SetSourceAccount(source.KeyPair)

.Build();

source.IncrementSequenceNumber();

Stellar.Transaction transaction =

new Stellar.Transaction.Builder(source)

.AddOperation(operation)

.Build();

transaction.Sign(source.KeyPair);

var tx = transaction.ToEnvelopeXdrBase64();

var response = PostResult(tx);

Console.WriteLine("response:" + response.ReasonPhrase);

Console.WriteLine(dest.Address);

Console.WriteLine(dest.Seed);

return dest;

}

private static void DecodeTransactionResult(string result)

{

var bytes = Convert.FromBase64String(result);

var reader = new Stellar.Generated.ByteReader(bytes);

var txResult = Stellar.Generated.TransactionResult.Decode(reader);

}

private static void DecodeTxFee(string result)

{

var bytes = Convert.FromBase64String(result);

var reader = new Stellar.Generated.ByteReader(bytes);

var txResult = Stellar.Generated.LedgerEntryChanges.Decode(reader);

}

static void Payment(KeyPair from, KeyPair to, long amount)

{

Account source = new Account(from, GetSequence(from.Address));

// load asset

Asset asset = new Asset();

var operation =

new PaymentOperation.Builder(to, asset, amount)

.SetSourceAccount(from)

.Build();

source.IncrementSequenceNumber();

Stellar.Transaction transaction =

new Stellar.Transaction.Builder(source)

.AddOperation(operation)

.Build();

transaction.Sign(source.KeyPair);

var tx = transaction.ToEnvelopeXdrBase64();

var response = PostResult(tx);

Console.WriteLine(response.ReasonPhrase);

}

}

}