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Code Issues Releases Wiki Activity

Move Subscription Events into non-lambda so they can be removed on StopAsync

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This commit is contained in:
Nathan Pfluger 2022-05-12 10:00:44 -07:00
parent a9813ecb0a
commit 5b97f6dd67
1 changed files with 27 additions and 17 deletions
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44
CryptoExchange.Net/OrderBook/SymbolOrderBook.cs
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@ -258,26 +258,32 @@ namespace CryptoExchange.Net.OrderBook
} }
_subscription = startResult.Data; _subscription = startResult.Data;
_subscription.ConnectionLost += () => _subscription.ConnectionLost += HandleConnectionLost;
{ _subscription.ConnectionClosed += HandleConnectionClosed;
log.Write(LogLevel.Warning, $"{Id} order book {Symbol} connection lost"); _subscription.ConnectionRestored += HandleConnectionRestored;
if (Status != OrderBookStatus.Disposed) {
Status = OrderBookStatus.Reconnecting;
Reset();
}
};
_subscription.ConnectionClosed += () =>
{
log.Write(LogLevel.Warning, $"{Id} order book {Symbol} disconnected");
Status = OrderBookStatus.Disconnected;
_ = StopAsync();
};
_subscription.ConnectionRestored += async time => await ResyncAsync().ConfigureAwait(false);
Status = OrderBookStatus.Synced; Status = OrderBookStatus.Synced;
return new CallResult<bool>(true); return new CallResult<bool>(true);
} }
private void HandleConnectionLost() {
log.Write(LogLevel.Warning, $"{Id} order book {Symbol} connection lost");
if (Status != OrderBookStatus.Disposed) {
Status = OrderBookStatus.Reconnecting;
Reset();
}
}
private void HandleConnectionClosed() {
log.Write(LogLevel.Warning, $"{Id} order book {Symbol} disconnected");
Status = OrderBookStatus.Disconnected;
_ = StopAsync();
}
private async void HandleConnectionRestored(TimeSpan _) {
await ResyncAsync().ConfigureAwait(false);
}
/// <inheritdoc/> /// <inheritdoc/>
public async Task StopAsync() public async Task StopAsync()
{ {
@ -288,8 +294,12 @@ namespace CryptoExchange.Net.OrderBook
if (_processTask != null) if (_processTask != null)
await _processTask.ConfigureAwait(false); await _processTask.ConfigureAwait(false);
if (_subscription != null) if (_subscription != null) {
await _subscription.CloseAsync().ConfigureAwait(false); await _subscription.CloseAsync().ConfigureAwait(false);
_subscription.ConnectionLost -= HandleConnectionLost;
_subscription.ConnectionClosed -= HandleConnectionClosed;
_subscription.ConnectionRestored -= HandleConnectionRestored;
}
log.Write(LogLevel.Trace, $"{Id} order book {Symbol} stopped"); log.Write(LogLevel.Trace, $"{Id} order book {Symbol} stopped");
} }
@ -609,7 +619,7 @@ namespace CryptoExchange.Net.OrderBook
while (_processQueue.TryDequeue(out var item)) while (_processQueue.TryDequeue(out var item))
{ {
if (Status == OrderBookStatus.Disconnected || Status == OrderBookStatus.Disposed) if (Status == OrderBookStatus.Disconnected || Status == OrderBookStatus.Disposed)
break; break;
if (_stopProcessing) if (_stopProcessing)