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// Copyright Epic Games, Inc. All Rights Reserved.

#pragma once

#include "zenserver.h"

namespace cxxopts {
class Options;
}
namespace zen::LuaConfig {
struct Options;
}

namespace zen {

class HttpApiService;
class HttpHubService;

struct ZenHubServerConfig : public ZenServerConfig
{
	std::string UpstreamNotificationEndpoint;
	std::string InstanceId;	 // For use in notifications
};

struct ZenHubServerConfigurator : public ZenServerConfiguratorBase
{
	ZenHubServerConfigurator(ZenHubServerConfig& ServerOptions) : ZenServerConfiguratorBase(ServerOptions), m_ServerOptions(ServerOptions)
	{
	}

	~ZenHubServerConfigurator() = default;

private:
	virtual void AddCliOptions(cxxopts::Options& Options) override;
	virtual void AddConfigOptions(LuaConfig::Options& Options) override;
	virtual void ApplyOptions(cxxopts::Options& Options) override;
	virtual void OnConfigFileParsed(LuaConfig::Options& LuaOptions) override;
	virtual void ValidateOptions() override;

	ZenHubServerConfig& m_ServerOptions;
};

class ZenHubServerMain : public ZenServerMain
{
public:
	ZenHubServerMain(ZenHubServerConfig& ServerOptions);
	virtual void DoRun(ZenServerState::ZenServerEntry* Entry) override;

	ZenHubServerMain(const ZenHubServerMain&) = delete;
	ZenHubServerMain& operator=(const ZenHubServerMain&) = delete;

	typedef ZenHubServerConfig		 Config;
	typedef ZenHubServerConfigurator Configurator;

private:
	ZenHubServerConfig& m_ServerOptions;
};

class ZenHubServer : public ZenServerBase
{
	ZenHubServer& operator=(ZenHubServer&&) = delete;
	ZenHubServer(ZenHubServer&&)			= delete;

public:
	ZenHubServer();
	~ZenHubServer();

	int	 Initialize(const ZenHubServerConfig& ServerConfig, ZenServerState::ZenServerEntry* ServerEntry);
	void Run();
	void Cleanup();

	void SetDedicatedMode(bool State) { m_IsDedicatedMode = State; }
	void SetTestMode(bool State) { m_TestMode = State; }
	void SetDataRoot(std::filesystem::path Root) { m_DataRoot = Root; }
	void SetContentRoot(std::filesystem::path Root) { m_ContentRoot = Root; }

private:
	bool				  m_IsDedicatedMode = false;
	bool				  m_TestMode		= false;
	std::filesystem::path m_DataRoot;
	std::filesystem::path m_ContentRoot;
	bool				  m_DebugOptionForcedCrash = false;

	std::unique_ptr<HttpHubService> m_HubService;
	std::unique_ptr<HttpApiService> m_ApiService;

	void InitializeState(const ZenHubServerConfig& ServerConfig);
	void InitializeServices(const ZenHubServerConfig& ServerConfig);
	void RegisterServices(const ZenHubServerConfig& ServerConfig);
};

}  // namespace zen