/// <summary>
/// Example using manager without DI framework (not recommended).
/// </summary>
// ReSharper disable once InconsistentNaming
// ReSharper disable once UnusedMember.Local
private static void ExampleMainWithoutDI()
{
try
{
// Load configuration.
var configuration = new ConfigurationBuilder()
.SetBasePath(Directory.GetCurrentDirectory())
.AddJsonFile("appsettings.json", true, false)
.Build();
// Get configuration settings.
var symbols = configuration.GetSection("TradeHistory:Symbols").Get <string[]>()
?? new string[] { Symbol.BTC_USDT };
var limit = 25;
try { limit = Convert.ToInt32(configuration.GetSection("TradeHistory")?["Limit"]); }
catch { /* ignore */ }
var loggerFactory = new LoggerFactory();
loggerFactory.AddFile(configuration.GetSection("Logging:File"));
// Initialize all the things... a DI framework could instantiate for you...
var api = new BinanceApi(BinanceHttpClient.Instance, logger: loggerFactory.CreateLogger <BinanceApi>());
var tradeClient = new AggregateTradeClient(loggerFactory.CreateLogger <AggregateTradeClient>());
var webSocket = new DefaultWebSocketClient(logger: loggerFactory.CreateLogger <DefaultWebSocketClient>());
var stream = new BinanceWebSocketStream(webSocket, loggerFactory.CreateLogger <BinanceWebSocketStream>());
var controller = new BinanceWebSocketStreamController(api, stream, loggerFactory.CreateLogger <BinanceWebSocketStreamController>());
var publisher = new BinanceWebSocketStreamPublisher(controller, loggerFactory.CreateLogger <BinanceWebSocketStreamPublisher>());
var client = new AggregateTradeWebSocketClient(tradeClient, publisher, loggerFactory.CreateLogger <AggregateTradeWebSocketClient>());
var cache = new AggregateTradeWebSocketCache(api, client, loggerFactory.CreateLogger <AggregateTradeWebSocketCache>());
// Add error event handler.
controller.Error += (s, e) => HandleError(e.Exception);
foreach (var symbol in symbols)
{
// Subscribe to symbol with callback.
cache.Subscribe(symbol, limit, Display);
lock (_sync)
{
_message = symbol == symbols.Last()
? $"Symbol: \"{symbol}\" ...press any key to exit."
: $"Symbol: \"{symbol}\" ...press any key to continue.";
}
Console.ReadKey(true);
// Unsubscribe from symbol.
cache.Unsubscribe();
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine();
Console.WriteLine(" ...press any key to close window.");
Console.ReadKey(true);
}
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
return;
if (disposing)
{
AggregateTradeClient.Unsubscribe();
CandlestickClient.Unsubscribe();
DepthClient.Unsubscribe();
StatisticsClient.Unsubscribe();
TradeClient.Unsubscribe();
}
_disposed = true;
}
public void Subscribe()
{
var symbol1 = Symbol.BTC_USDT;
var symbol2 = Symbol.LTC_BTC;
Assert.Empty(_client.SubscribedStreams);
// Subscribe to symbol.
_client.Subscribe(symbol1);
Assert.Equal(AggregateTradeClient.GetStreamName(symbol1), _client.SubscribedStreams.Single());
// Re-Subscribe to same symbol doesn't fail.
_client.Subscribe(symbol1);
Assert.Equal(AggregateTradeClient.GetStreamName(symbol1), _client.SubscribedStreams.Single());
// Subscribe to a different symbol.
_client.Subscribe(symbol2);
Assert.True(_client.SubscribedStreams.Count() == 2);
Assert.Contains(AggregateTradeClient.GetStreamName(symbol1), _client.SubscribedStreams);
Assert.Contains(AggregateTradeClient.GetStreamName(symbol2), _client.SubscribedStreams);
}
public void LinkToClient()
{
var api = new Mock <IBinanceApi>().Object;
var client1 = new Mock <IAggregateTradeClient>().Object;
var client2 = new AggregateTradeClient();
var symbol1 = Symbol.BTC_USDT;
var symbol2 = Symbol.LTC_BTC;
client2.Subscribe(symbol1);
var clientSubscribeStreams = client2.SubscribedStreams.ToArray();
Assert.Equal(AggregateTradeClient.GetStreamName(symbol1), clientSubscribeStreams.Single());
var cache = new AggregateTradeCache(api, client1)
{
Client = client2 // link client.
};
// Client subscribed streams are unchanged after link to unsubscribed cache.
Assert.Equal(clientSubscribeStreams, client2.SubscribedStreams);
cache.Client = client1; // unlink client.
// Subscribe cache to symbol.
cache.Subscribe(symbol2);
// Cache is subscribed to symbol.
Assert.Equal(AggregateTradeClient.GetStreamName(symbol2), cache.SubscribedStreams.Single());
cache.Client = client2; // link to client.
// Client has second subscribed stream from cache.
Assert.True(client2.SubscribedStreams.Count() == 2);
Assert.Contains(AggregateTradeClient.GetStreamName(symbol2), client2.SubscribedStreams);
}
