HttpListener.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#include "HttpConnectionTypes.h"
#include "HttpRouter.h"
#include "HttpServerConfig.h"
#include "SocketSubsystem.h"
 
struct FHttpConnection;
struct FHttpPath;
class FSocket;
 
DECLARE_LOG_CATEGORY_EXTERN(LogHttpListener, Log, All);
 
class FHttpListener final 
{
 
public:
 
    FHttpListener(uint32 InListenPort);
 
    ~FHttpListener();
 
    bool StartListening();
 
    void StopListening();
 
    void Tick(float DeltaTime);
 
    bool HasPendingConnections() const;
 
    FORCEINLINE bool IsListening() const
    {
        return bIsListening;
    }
 
    FORCEINLINE TSharedPtr<IHttpRouter> GetRouter() const
    {
        return Router;
    }
 
private:
 
    void AcceptConnections();
 
    void TickConnections(float DeltaTime);
 
    void RemoveDestroyedConnections();
 
private:
    
    bool bIsListening = false;
 
    uint32 ListenPort = 0;
 
    FUniqueSocket ListenSocket;
 
    TSharedPtr<FHttpRouter> Router = nullptr;
 
    FHttpConnectionPool Connections;
 
    uint32 NumConnectionsAccepted = 0;
 
    FHttpServerListenerConfig Config;
};