protected IObservable <IStreamMessage> ConnectInternal(string endpoint, IEnumerable <KeyValuePair <string, object> > parameters = null)
{
return(Observable.Create <IStreamMessage>(async(observer, token) =>
{
if (parameters != null && parameters.Any())
{
endpoint += $"?{string.Join("&", AppClient.AsUrlParameter(parameters))}";
}
var uri = new Uri(endpoint);
try
{
WebSocketClient = new ClientWebSocket();
await WebSocketClient.ConnectAsync(uri, CancellationToken.None).Stay();
var buffer = new ArraySegment <byte>(new byte[1024]);
observer.OnNext(new ConnectMessage());
while ((WebSocketClient.State == WebSocketState.Open || WebSocketClient.State == WebSocketState.CloseReceived) && !token.IsCancellationRequested)
{
var result = await WebSocketClient.ReceiveAsync(buffer, token).Stay();
if (result.MessageType == WebSocketMessageType.Close)
{
break;
}
var bytes = AsSafeBytes(buffer, result);
// message greater than 1KB
if (!result.EndOfMessage)
{
var stream = new MemoryStream();
stream.Write(bytes, 0, bytes.Length);
do
{
result = await WebSocketClient.ReceiveAsync(buffer, token).Stay();
bytes = AsSafeBytes(buffer, result);
stream.Write(bytes, 0, bytes.Length);
} while (!result.EndOfMessage);
bytes = stream.ToArray();
}
if (result.MessageType == WebSocketMessageType.Text)
{
observer.OnNext(ParseData(Encoding.UTF8.GetString(bytes)));
}
}
observer.OnCompleted();
}
catch (Exception e)
{
// だいたいこっち来そうではある...
observer.OnError(e);
}
return async() => await Disconnect().Stay();
}));
}
public string AuthorizeUrl(string redirectUri, AccessScope scopes)
{
var parameters = new List <KeyValuePair <string, object> >
{
new KeyValuePair <string, object>("scope", scopes.ToString().ToLower().Replace(",", "")),
new KeyValuePair <string, object>("response_type", "code"),
new KeyValuePair <string, object>("redirect_uri", redirectUri),
new KeyValuePair <string, object>("client_id", Client.ClientId)
};
return($"https://{Client.Domain}/oauth/authorize?{string.Join("&", AppClient.AsUrlParameter(parameters))}");
}