public async Task <JToken> SendApiRequest(Request request)
{
if (request.Type == "identityFromPermissions" && !Paired)
{
return(false);
}
await Pair();
if (!Paired)
{
throw new Exception("The user did not allow this app to connect to their Scatter");
}
var tcs = new TaskCompletionSource <JToken>();
request.Id = UtilsHelper.RandomNumber(24);
request.Appkey = StorageProvider.GetAppkey();
request.Nonce = StorageProvider.GetNonce() ?? "";
var nextNonce = UtilsHelper.RandomNumberBytes();
request.NextNonce = UtilsHelper.ByteArrayToHexString(Sha256Manager.GetHash(nextNonce));
StorageProvider.SetNonce(UtilsHelper.ByteArrayToHexString(nextNonce));
OpenTasks.Add(request.Id, tcs);
OpenTaskTimes.Add(request.Id, DateTime.Now);
await Send("api", new { data = request, plugin = AppName });
return(await tcs.Task);
}
private void HandleApiResponse(JToken data)
{
if (data == null && data.Children().Count() != 2)
{
return;
}
var idToken = data.SelectToken("id");
if (idToken == null)
{
throw new Exception("response id not found.");
}
string id = idToken.ToObject <string>();
TaskCompletionSource <JToken> openTask;
if (!OpenTasks.TryGetValue(id, out openTask))
{
return;
}
OpenTasks.Remove(id);
OpenTaskTimes.Remove(id);
openTask.SetResult(data.SelectToken("result"));
}
private void TimeoutOpenTasksCheck()
{
while (Socket.State == WebSocketState.Open)
{
var now = DateTime.Now;
int count = 0;
foreach (var ttKey in OpenTaskTimes.Keys)
{
if ((now - OpenTaskTimes[ttKey]).TotalMilliseconds >= TimeoutMS)
{
TaskCompletionSource <JToken> openTask = OpenTasks[ttKey];
OpenTasks.Remove(ttKey);
OpenTaskTimes.Remove(ttKey);
openTask.SetResult(JToken.FromObject(new ApiError()
{
Code = "0",
IsError = "true",
Message = "Request timeout."
}));
}
//sleep checking each 10 requests
if ((count % 10) == 0)
{
Thread.Sleep(1000);
}
count++;
}
}
}
