public static void WriteAsset(this BinaryWriter stream, string assetId)
{
if (string.IsNullOrEmpty(assetId) || assetId == "TN")
{
stream.WriteByte(0);
}
else
{
stream.WriteByte(1);
var decoded = Base58.Decode(assetId);
stream.Write(decoded, 0, decoded.Length);
}
}
public static DictionaryObject MakeOrderCancelRequest(PrivateKeyAccount sender, string orderId)
{
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
writer.Write(sender.PublicKey);
writer.Write(Base58.Decode(orderId));
var signature = sender.Sign(stream);
return(new DictionaryObject
{
{ "sender", sender.PublicKey.ToBase58() },
{ "orderId", orderId },
{ "signature", signature.ToBase58() }
});
}
public static DictionaryObject MakeOrder(PrivateKeyAccount sender, string matcherKey, OrderSide side,
Asset amountAsset, Asset priceAsset, decimal price, decimal amount, DateTime expiration, decimal matcherFee)
{
long timestamp = Utils.CurrentTimestamp();
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
writer.Write(sender.PublicKey);
writer.Write(Base58.Decode(matcherKey));
writer.WriteAsset(amountAsset.Id);
writer.WriteAsset(priceAsset.Id);
writer.Write((byte)(side == OrderSide.Buy ? 0x0 : 0x1));
writer.WriteLong(Asset.PriceToLong(amountAsset, priceAsset, price));
writer.WriteLong(amountAsset.AmountToLong(amount));
writer.WriteLong(timestamp);
writer.WriteLong(expiration.ToLong());
writer.WriteLong(Assets.TN.AmountToLong(matcherFee));
var signature = sender.Sign(stream);
return(new DictionaryObject {
{ "senderPublicKey", Base58.Encode(sender.PublicKey) },
{ "matcherPublicKey", matcherKey },
{ "assetPair", new DictionaryObject {
{ "amountAsset", amountAsset.IdOrNull },
{ "priceAsset", priceAsset.IdOrNull }
} },
{ "orderType", side.ToString().ToLower() },
{ "price", Asset.PriceToLong(amountAsset, priceAsset, price) },
{ "amount", amountAsset.AmountToLong(amount) },
{ "timestamp", timestamp },
{ "expiration", expiration.ToLong() },
{ "matcherFee", Assets.TN.AmountToLong(matcherFee) },
{ "signature", signature.ToBase58() }
});
}
private PrivateKeyAccount(string privateKey, char scheme) : this(Base58.Decode(privateKey), scheme)
{
}
