private bool TryParseEvent(string line, out SseEvent sseEvent)
{
sseEvent = null;
if (line.StartsWith("data:", StringComparison.OrdinalIgnoreCase))
{
string data = line.Substring("data:".Length).Trim();
sseEvent = new SseEvent(EventType.Data, data);
return(true);
}
else if (line.StartsWith("id:", StringComparison.OrdinalIgnoreCase))
{
string data = line.Substring("id:".Length).Trim();
sseEvent = new SseEvent(EventType.Id, data);
return(true);
}
return(false);
}
private void OnEventReceived(SseEvent @event)
{
switch (@event.@event)
{
case "message":
OnMessageEvent?.Invoke(@event.jsonData);
break;
case "subscription":
OnSubscriptionEvent?.Invoke(@event.jsonData);
break;
case "welcome":
// do nothing
// (used by the SseSocket to detect
// connection establishment)
break;
case "heartbeat":
// do nothing
break;
case "end-connection":
// do nothing
// (used by the SseSocket to detect
// server-requested disconnection)
break;
default:
Debug.LogWarning(
"[Unisave] Unknown broadcasting event received: " +
@event.@event
);
break;
}
}
private bool TryParseEvent(string line, out SseEvent sseEvent)
{
sseEvent = null;
if (line.StartsWith("data:", StringComparison.OrdinalIgnoreCase))
{
string data = line.Substring("data:".Length).Trim();
sseEvent = new SseEvent(EventType.Data, data);
return true;
}
else if (line.StartsWith("id:", StringComparison.OrdinalIgnoreCase))
{
string data = line.Substring("id:".Length).Trim();
sseEvent = new SseEvent(EventType.Id, data);
return true;
}
return false;
}
private void ProcessChunks()
{
Debug.WriteLine("ProcessChunks");
while (Reading && _buffer.HasChunks)
{
var line = _buffer.ReadLine();
// No new lines in the buffer so stop processing
if (line == null)
{
break;
}
if (!Reading)
{
return;
}
// Try parsing the sseEvent
SseEvent sseEvent;
if (!SseEvent.TryParse(line, out sseEvent))
{
continue;
}
if (!Reading)
{
return;
}
Debug.WriteLine("SSE READ: " + sseEvent);
switch (sseEvent.Type)
{
case EventType.Id:
_connection.MessageId = sseEvent.Data;
break;
case EventType.Data:
if (!sseEvent.Data.Equals("initialized", StringComparison.OrdinalIgnoreCase))
{
if (Reading)
{
// We don't care about timeout messages here since it will just reconnect
// as part of being a long running request
bool timedOutReceived;
bool disconnectReceived;
HttpBasedTransport.ProcessResponse(
_connection,
sseEvent.Data,
out timedOutReceived,
out disconnectReceived);
if (disconnectReceived)
{
_connection.Stop();
}
if (timedOutReceived)
{
return;
}
}
}
break;
}
}
}
public void Send(SseEvent @event) => Send(@event.Sendable());
