private void CheckForClientTimeout()
{
//check for any clients that may have timed out (if we just had a reconnection skip this time around
if (!(WiFiInputController.isConnect == true &&
(DateTime.UtcNow - WiFiInputController.lastCallbackTime).TotalSeconds < clientTimeout &&
(DateTime.UtcNow - WiFiInputController.lastCallbackTime).TotalSeconds > 0d))
{
WiFiInputUtilities.CheckForClientTimeout(clientTimeout);
}
}
//this function is responsible for looping through all the keys and giving out the NEW player number
//remember this instance has not been added yet
public static int getNewPlayerNumber(string controlName)
{
int player = WiFiInputUtilities.getHighestPlayerNumber() + 1;
int returnIndex = 0;
bool foundControl = false;
for (int i = 0; i <= player; i++)
{
foundControl = WiFiInputUtilities.isPlayerNumberOccupied(i, controlName);
if (foundControl == false)
{
//we found no control with this player number (lowest yet so return it)
returnIndex = i;
break;
}
}
return(returnIndex);
}
//for our network traffic on both ends we are essentially having strings (converted in/out for byte[] on the send/recieve
//these methods essentially will be one line in the string (remember a client will have more than one controller type)
//this method is called when a packet is received on a connection that is marked as disconnected due to a timeout
//this can occur in game usecases when the player suspends the app and restarts and expects the controller to still work
//because the app wasn't executing having the server sending a message stating hey you timed out is useless
//instead because our design is player based simply check to see if another controller has been assigned this player number
//if not then just change the player number back and proceed as normal
//if another controller has then get the next available player number and then notify the callback of a changed connection
public void reuseOrGetAnotherConnection(int previousPlayerNumber)
{
if (WiFiInputUtilities.isPlayerNumberOccupied(previousPlayerNumber, clientKey))
{
logicalPlayerNumber = WiFiInputController.getNewPlayerNumber(clientKey);
}
else
{
logicalPlayerNumber = previousConnectionPlayerNumber;
}
lastReceivedPacketTime = DateTime.UtcNow;
justReconnected = true;
//take this time to reactivate all of the controls from this IP address so callback only get fired once
BaseControllerType temp;
string[] splitter = { clientKey };
String[] clientIP = serverKey.Split(splitter, StringSplitOptions.RemoveEmptyEntries);
if (WiFiInputController.controllerDataDictionary != null)
{
foreach (string key in WiFiInputController.controllerDataDictionary.Keys)
{
temp = WiFiInputController.controllerDataDictionary[key];
if (temp.serverKey.Contains(clientIP[0]))
{
temp.justReconnected = true;
temp.lastReceivedPacketTime = DateTime.UtcNow;
temp.logicalPlayerNumber = logicalPlayerNumber;
}
}
}
//send the callback for a connection
WiFiInputController.isConnect = true;
WiFiInputController.lastConnectedPlayerNumber = logicalPlayerNumber;
WiFiInputController.forceConnectionRefresh();
}
// WiFiServerController's interface
public override void OnConnectionsChanged()
{
m_Controller = WiFiInputUtilities.checkForClient <ButtonControllerType>(controlName, (int)playerNumber);
}
// LOGIC
public void Initialize()
{
m_Controller = WiFiInputUtilities.checkForClient <ButtonControllerType>(controlName, (int)playerNumber);
}
//this method is responsible for registering a control which will instance a specific controller type
//add it to the data structure and set its key and return it
//There are two ways this method is called, one on the client the UI script in its startup registers it client side
//The second way is the server when a client sends over its inventory
public static string registerControl(string type, string name, string IP = "0")
{
BaseControllerType controller;
string key = "";
switch (type)
{
case WiFiInputConstants.CONTROLLERTYPE_AXIS:
controller = new AxisControllerType();
controller.controllerType = WiFiInputConstants.CONTROLLERTYPE_AXIS;
break;
case WiFiInputConstants.CONTROLLERTYPE_BUTTON:
controller = new ButtonControllerType();
controller.controllerType = WiFiInputConstants.CONTROLLERTYPE_BUTTON;
break;
default:
//should not occur
controller = null;
Debug.Log("Error: a controller type that isn't defined was registered");
break;
}
controller.serverKey = IP + name;
controller.clientKey = name;
controller.clientIP = IP;
controller.logicalPlayerNumber = getNewPlayerNumber(name);
controller.lastReceivedPacketTime = DateTime.UtcNow;
lastConnectedPlayerNumber = controller.logicalPlayerNumber;
isConnect = true;
key = controller.serverKey;
if (!controllerDataDictionary.ContainsKey(key))
{
//brand new first time here
controllerDataDictionary.Add(key, controller);
controllerDataDictionaryKeys.Add(key);
isNew = true;
}
else if (controllerDataDictionary[key].logicalPlayerNumber == WiFiInputConstants.PLAYERNUMBER_DISCONNECTED)
{
//already here just reassign (original disconnected and new one is here)
//we will only change the player number if it's been occupied in between
controllerDataDictionary[key].lastReceivedPacketTime = DateTime.UtcNow;
controllerDataDictionary[key].justReconnected = true;
if (!WiFiInputUtilities.isPlayerNumberOccupied(controllerDataDictionary[key].previousConnectionPlayerNumber, controllerDataDictionary[key].clientKey))
{
//not occupied assign it's previous number
controllerDataDictionary[key].logicalPlayerNumber = controllerDataDictionary[key].previousConnectionPlayerNumber;
}
else
{
//occupied give it the lowest available number
controllerDataDictionary[key].logicalPlayerNumber = controller.logicalPlayerNumber;
}
isNew = true;
}
else
{
//was already here and isn't currently marked as disconnected (most likely a delayed packet)
isNew = false;
}
if (isNew)
{
if (OnControllerRegisteredEvent != null)
{
OnControllerRegisteredEvent(key);
}
}
return(key);
}