void Update()
{
if (Item != null)
{
// Automatically update the item's layer
ItemReceived.Invoke();
}
}
private async Task ReceiveAsync()
{
if (_cts != null)
{
throw new InvalidOperationException();
}
_cts = new CancellationTokenSource();
_receivedItemIds = new System.Collections.Concurrent.ConcurrentBag <string>();
while (!_cts.IsCancellationRequested)
{
var waitTimeMs = 1000 * CommentRetrieveIntervalSec;
var accWaitTime = 0;
string lastItemId = null;
try
{
var(streamChecker, streamCheckerRaw) = await API.GetStreamChecker(_server, _broadcasterId, lastItemId).ConfigureAwait(false);
if (streamChecker.Items != null && streamChecker.Items.Count > 0)
{
var lastItem = streamChecker.Items[streamChecker.Items.Count - 1];
var lastItemIdBefore = lastItemId == null ? 0 : long.Parse(lastItemId);
lastItemId = Math.Max(lastItemIdBefore, long.Parse(lastItem.Id)).ToString();
}
MetadataReceived?.Invoke(this, new Metadata
{
Title = streamChecker.Telop,
CurrentViewers = streamChecker.CurrentViewers.ToString(),
TotalViewers = streamChecker.TotalViewers.ToString(),
IsLive = streamChecker.LiveId.HasValue,
LiveId = streamChecker.LiveId,
});
foreach (var item in streamChecker.Items)
{
try
{
if (_receivedItemIds.Contains(item.Id))
{
continue;
}
_receivedItemIds.Add(item.Id);
ItemReceived?.Invoke(this, new InternalItem(item));
}
catch (ParseException ex)
{
_logger.LogException(ex);
}
catch (Exception ex)
{
_logger.LogException(ex);
}
}
LiveIdReceived?.Invoke(this, streamChecker.LiveId);
}
catch (HttpRequestException ex)
{
_logger.LogException(ex);
string message;
if (ex.InnerException != null)
{
message = ex.InnerException.Message;
}
else
{
message = ex.Message;
}
SendInfo(message, InfoType.Debug);
}
catch (ParseException ex)
{
_logger.LogException(ex);
SendInfo(ex.Message, InfoType.Debug);
}
catch (TaskCanceledException)
{
break;
}
catch (Exception ex)
{
_logger.LogException(ex);
//Infoでエラー内容を通知。ただし同じエラーが連続する場合は通知しない
SendInfo(ex.Message, InfoType.Debug);
}
try
{
var restWait = waitTimeMs - accWaitTime;
if (restWait > 0)
{
await Task.Delay(restWait, _cts.Token);
}
}
catch (TaskCanceledException)
{
break;
}
}
_cts = null;
}