public async Task <dynamic> SendAsync(string method, dynamic args = null)
{
var id = ++_lastId;
var message = JsonConvert.SerializeObject(new Dictionary <string, object>()
{
{ "id", id },
{ "method", method },
{ "params", args }
});
var encoded = Encoding.UTF8.GetBytes(message);
var buffer = new ArraySegment <Byte>(encoded, 0, encoded.Length);
QueueId(id);
await _socketQueue.Enqueue(() => WebSocket.SendAsync(buffer, WebSocketMessageType.Text, true, default(CancellationToken)));
//I don't know if this will be the final solution.
//For now this will prevent the WebSocket from failing after the process is killed by the close method.
if (method == CloseMessage)
{
_closeMessageSent = true;
}
return(await _responses[id].Task);
}
public async Task <dynamic> SendAsync(string method, dynamic args = null)
{
var id = ++_lastId;
var message = JsonConvert.SerializeObject(new Dictionary <string, object>()
{
{ "id", id },
{ "method", method },
{ "params", args }
});
_responses[id] = new MessageTask
{
TaskWrapper = new TaskCompletionSource <dynamic>(),
Method = method
};
var encoded = Encoding.UTF8.GetBytes(message);
var buffer = new ArraySegment <Byte>(encoded, 0, encoded.Length);
await _socketQueue.Enqueue(() => WebSocket.SendAsync(buffer, WebSocketMessageType.Text, true, default(CancellationToken)));
if (method == CloseMessage)
{
StopReading();
}
return(await _responses[id].TaskWrapper.Task);
}
public async Task <Stream> ScreenshotStreamAsync(ScreenshotOptions options)
{
string screenshotType = null;
if (!string.IsNullOrEmpty(options.Type))
{
if (options.Type != "png" && options.Type != "jpeg")
{
throw new ArgumentException($"Unknown options.type {options.Type}");
}
screenshotType = options.Type;
}
if (string.IsNullOrEmpty(screenshotType))
{
screenshotType = "png";
}
if (options.Quality.HasValue)
{
if (screenshotType == "jpeg")
{
throw new ArgumentException($"options.Quality is unsupported for the {screenshotType} screenshots");
}
if (options.Quality < 0 || options.Quality > 100)
{
throw new ArgumentException($"Expected options.quality to be between 0 and 100 (inclusive), got {options.Quality}");
}
}
if (options.Clip != null && options.FullPage)
{
throw new ArgumentException("options.clip and options.fullPage are exclusive");
}
return(await _screenshotTaskQueue.Enqueue(() => PerformScreenshot(screenshotType, options)));
}
private async void Transport_MessageReceived(object sender, MessageReceivedEventArgs e) => await _callbackQueue.Enqueue(() => ProcessMessage(e));
