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BitFlyerDotNet is bitFlyer Lightning API wrapper and libraries for .NET Standard 2.x.

BitFlyerDotNet is NOT official library for bitFlyer Lightning APIs.

• 2019/09/27
  • Added ETH_JPY support._
• 2019/09/26
  • Changed platform to .NET Standard 2.x / Core 3.0
• 2019/06/02
  • Added GetOrderBookSource() to RealtimeSource. This functionality provides order book feed which integrates by BoardSnapshot and Board realtime APIs. See sample code.
  • Some of property definitions are changed. (ex. Status -> State)
  • BitflyerDotNet.Trading is revised. Check changes from here
  • Some of functionality was moved to Financial.Extensions.
  • Xamarin application samples are removed to shorten time of build solution.
• 2019/05/12
  • All of prices and sizes are changed definition type from double to decimal.
  • Changed build environment Visual Studio from 2017 to 2019.
• 2019/03/31
  • Added hot/cold start option to RealtimeExecutionSource and chaged default to hot (hot start on subscribe).
• 2019/03/21
  • Added BTCUSD and BTCEUR support in realtime ticker API.

• Solution and Projects are for Visual Studio 2019 and 2019 for Mac.
• .NET Standard 2.x for libraries.
• .NET Framework 4.71, .NET Core 3.0 and Xamarin Forms for sample applications.
• Sample applications are tested on iOS, Android, MacOS and Windows desktop.
• Reactive Extensions (Rx.NET)
• JSON.NET
• Entity Framework Core and SQLite

PM> Install-Package BitFlyerDotNet.LightningApi

• bitFlyer Lightning API wrapper class library
• Supports all of Public/Private/Realtime APIs
• Realtime APIs are wrapped by Reactive Extensions

• BitFlyerDotNet.Trading contains BitFlyer.DotNet.LightningAPI

PM> Install-Package BitFlyerDotNet.Trading

• Class library for trading applications
• Quick confirm executed order
• Error retry, safe cancel, prevent order duplication

• BitFlyerDotNet.Historical contains BitFlyer.DotNet.LightningAPI

PM> Install-Package BitFlyerDotNet.Historical

• Class library for charting applications
• Smart cache mechanism with Reactive Extensions and Entity Framework Core
• Realtime updating OHLC stream with execution cache
• Supports Cryptowatch API with cache

To see sample console application from here.

using BitFlyerDotNet.LightningApi;

// Display realtime executions from WebSocket
var factory = new RealtimeSourceFactory();
factory.GetExecutionSource(BfProductCode.FXBTCJPY).Subscribe(exec =>
{
    Console.WriteLine("{0} {1} {2} {3} {4} {5}",
        exec.ExecutionId,
        exec.Side,
        exec.Price,
        exec.Size,
        exec.ExecutedTime.ToLocalTime(),
        exec.ChildOrderAcceptanceId);
});
Console.ReadLine();

using BitFlyerDotNet.LightningApi;

// Get supported currency pairs and aliases
var client = new BitFlyerClient();
var resp = client.GetMarkets();
if (resp.IsError)
{
    Console.WriteLine("Error occured:{0}", resp.ErrorMessage);
}
else
{
    foreach (var market in resp.GetResult())
    {
        Console.WriteLine("{0} {1}", market.ProductCode, market.Alias);
    }
}

using BitFlyerDotNet.LightningApi;

// Buy order
Console.Write("Key:"); var key = Console.ReadLine();
Console.Write("Secret:"); var secret = Console.ReadLine();
var client = new BitFlyerClient(key, secret);

Console.Write("Price:"); var price = decimal.Parse(Console.ReadLine());
client.SendChildOrder(BfProductCode.FXBTCJPY, BfOrderType.Limit, BfTradeSide.Buy, price, 0.001);

• .NET Core console application. To see sample application from here.

• .NET Core console application. To see sample application from here.

• Private API getcollateralhistory always returns InternalServerError.

Let me know if you have any questions or requests. We could accept English and Japanese.

Fiats Inc.
https://www.fiats.asia/
Located in Tokyo, Japan.