public async static Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Function, "put", Route = "pong")] HttpRequestMessage req, TraceWriter log)
{
log.Info("Pong recieved from device.");
HttpResponseMessage rtnResponse = null;
try
{
// Get request body, should contain deviceId and accessToken
bpPong pongData = await req.Content.ReadAsAsync <bpPong>();
log.Info($"Pong received from device {pongData.deviceId}.");
GameStateManager gameState = new GameStateManager(); // get game state
if (gameState.IsRunning) // if game isn't running
{
if (pongData.success == false) // last device failed to respond in time, remove it
{
gameState.RemoveDevice(pongData.deviceId);
}
// select next device to ping and prepare response (-1 if this is the last device, aka the winner)
bpDevice randomDevice = gameState.GetRandomDevice();
log.Info($"Sending initial ping to device {randomDevice.deviceId}.");
SendToDevice.Ping(randomDevice, (gameState.DeviceCount > 1 ? 5000 : -1));
if (gameState.DeviceCount <= 1) // game is over, stop game
{
gameState.StopGame();
}
}
// respond to request
rtnResponse = req.CreateResponse(HttpStatusCode.OK);
}
catch (RuntimeBinderException ex)
{
// "name property doesn't exist in request body
rtnResponse = req.CreateResponse(HttpStatusCode.BadRequest, @"Please pass the device ID and status of the 'ping' in the body of your request: { ""deviceID"" : ""value"", ""status"" : true|false }");
}
return(rtnResponse);
}
public async static Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Function, "put", Route = "game")] HttpRequestMessage req, TraceWriter log)
{
log.Info("StartGame received a request.");
HttpResponseMessage rtnResponse = req.CreateResponse(HttpStatusCode.OK);
// we'll only do this if we're not already doing start notifications
if (notificationTask == null || notificationTask.Status != TaskStatus.Running)
{
GameStateManager gameState = new GameStateManager(); // get game state
if (!gameState.IsRunning) // if game isn't running
{
List <bpDevice> deviceList = gameState.GetDeviceList();
// if we have more than 1 device
if (deviceList.Count > 1)
{
gameState.StartGame();
// start device notification background task
notificationTask = new Task(() =>
{
log.Info("StartGame: Starting device notification.");
// get list of devices
pingTasks = new List <Task>();
foreach (bpDevice device in deviceList)
{
pingTasks.Add(Task.Run(() =>
{
log.Info($"StartGame: Notifying device {device.deviceId} of start.");
SendToDevice.Start(device);
}));
}
Task.WaitAll(pingTasks.ToArray());
Thread.Sleep(3000); // wait three seconds after all pings are complete
bpDevice randomDevice = gameState.GetRandomDevice();
log.Info($"StartGame: Sending initial ping to device {randomDevice.deviceId}.");
SendToDevice.Ping(randomDevice, 5000);
});
// spin off a thread to send the pings in the background so we can return immediately to caller
notificationTask.Start();
}
else
{
log.Info($"StartGame: Only one device. Don't you have any friends?");
}
}
else
{
log.Info("StartGame: Game already running. So I'm going to ignore this.");
}
}
else
{
log.Info("StartGame: Notifications currently running. So I'm going to ignore this.");
}
return(rtnResponse);
}