/// <summary>
///
/// </summary>
/// <param name="cache"></param>
/// <param name="symbol"></param>
/// <param name="callback"></param>
/// <param name="token"></param>
/// <returns></returns>
public static Task SubscribeAndStreamAsync(this ISymbolStatisticsCache cache, string symbol, Action <SymbolStatisticsCacheEventArgs> callback, CancellationToken token)
{
Throw.IfNull(cache, nameof(cache));
cache.Subscribe(callback, symbol);
return(StreamAsync(cache, token));
}
/// <summary>
///
/// </summary>
/// <param name="cache"></param>
/// <param name="callback"></param>
/// <param name="token"></param>
/// <returns></returns>
public static Task StreamAsync(this ISymbolStatisticsCache cache, Action <SymbolStatisticsCacheEventArgs> callback, CancellationToken token)
{
Throw.IfNull(cache, nameof(cache));
cache.Subscribe(callback);
return(cache.Client.WebSocket.StreamAsync(token));
}
/// <summary>
///
/// </summary>
/// <param name="cache"></param>
/// <param name="symbol"></param>
/// <returns></returns>
public static void Subscribe <TClient>(this ISymbolStatisticsCache <TClient> cache, string symbol)
where TClient : ISymbolStatisticsClient
=> cache.Subscribe(null, symbol);
/// <summary> /// /// </summary> /// <param name="cache"></param> /// <param name="symbol"></param> /// <returns></returns> public static void Subscribe(this ISymbolStatisticsCache cache, string symbol) => cache.Subscribe(null, symbol);
/// <summary> /// /// </summary> /// <param name="cache"></param> /// <returns></returns> public static void Subscribe(this ISymbolStatisticsCache cache) => cache.Subscribe(null);
