Use enum instead interface reference for now

Source/Engine/Networking/NetworkConfig.h

@@ -2,12 +2,20 @@
 
 #pragma once
 
+API_ENUM(Namespace="FlaxEngine.Networking") enum class NetworkTransportType
+{
+    Undefined = 0,
+    
+    ENet
+};
+
 API_STRUCT(Namespace="FlaxEngine.Networking") struct FLAXENGINE_API NetworkConfig
 {
 DECLARE_SCRIPTING_TYPE_MINIMAL(NetworkConfig);
 public:
     API_FIELD()
-    INetworkDriver* NetworkDriver = nullptr; // TODO: Pass by ref not pointer (?)
+    NetworkTransportType NetworkDriverType = NetworkTransportType::ENet;
+    // TODO: Expose INetworkDriver as a ref not enum, when C++/C# interfaces are done.
 
 public:
     API_FIELD()

Source/Engine/Networking/NetworkManager.cpp

@@ -7,7 +7,8 @@
 #include "NetworkConnection.h"
 #include "INetworkDriver.h"
 
-#include "Engine/Core/Core.h"
+#include "Drivers/ENetDriver.h"
+
 #include "Engine/Core/Collections/Array.h"
 #include "Engine/Core/Math/Math.h"
 #include "Engine/Platform/CPUInfo.h"
@@ -26,7 +27,7 @@ bool NetworkManager::Initialize(const NetworkConfig& config)
     Config = config;
     
     ASSERT(NetworkDriver == nullptr);
-    ASSERT(Config.NetworkDriver);
+    ASSERT(Config.NetworkDriverType != NetworkTransportType::Undefined);
     ASSERT(Config.ConnectionsLimit > 0);
     ASSERT(Config.MessageSize > 32); // TODO: Adjust this, not sure what the lowest limit should be.
     ASSERT(Config.MessagePoolSize > 128);
@@ -40,7 +41,7 @@ bool NetworkManager::Initialize(const NetworkConfig& config)
         MessagePool.Push(messageId);
 
     // Setup network driver
-    NetworkDriver = Config.NetworkDriver;
+    NetworkDriver = New<ENetDriver>();
     NetworkDriver->Initialize(Config);
     
     return false;
@@ -48,7 +49,7 @@ bool NetworkManager::Initialize(const NetworkConfig& config)
 
 void NetworkManager::Shutdown()
 {
-    SAFE_DISPOSE(NetworkDriver);
+    Delete(NetworkDriver);
     DisposeMessageBuffers();
 }