/*******************************************************************************
The content of this file includes portions of the proprietary AUDIOKINETIC Wwise
Technology released in source code form as part of the game integration package.
The content of this file may not be used without valid licenses to the
AUDIOKINETIC Wwise Technology.
Note that the use of the game engine is subject to the Unreal(R) Engine End User
License Agreement at https://www.unrealengine.com/en-US/eula/unreal
 
License Usage
 
Licensees holding valid licenses to the AUDIOKINETIC Wwise Technology may use
this file in accordance with the end user license agreement provided with the
software or, alternatively, in accordance with the terms contained
in a written agreement between you and Audiokinetic Inc.
Copyright (c) 2023 Audiokinetic Inc.
*******************************************************************************/

#pragma once

#include "Modules/ModuleManager.h"
#include "Misc/ConfigCacheIni.h"

#include "AkInclude.h"

class FWwiseFileCache;
class FWwiseIOHook;
class IWwiseSoundBankManager;
class IWwiseExternalSourceManager;
class IWwiseMediaManager;

class IWwiseFileHandlerModule : public IModuleInterface
{
public:
	static FName GetModuleName()
	{
		static const FName ModuleName = GetModuleNameFromConfig();
		return ModuleName;
	}

	/**
	 * Checks to see if this module is loaded and ready.
	 *
	 * @return True if the module is loaded and ready to use
	 */
	static bool IsAvailable()
	{
		return FModuleManager::Get().IsModuleLoaded(GetModuleName());
	}

	static IWwiseFileHandlerModule* GetModule()
	{
		const auto ModuleName = GetModuleName();
		if (ModuleName.IsNone())
		{
			return nullptr;
		}

		FModuleManager& ModuleManager = FModuleManager::Get();
		IWwiseFileHandlerModule* Result = ModuleManager.GetModulePtr<IWwiseFileHandlerModule>(ModuleName);
		if (UNLIKELY(!Result))
		{
			if (UNLIKELY(IsEngineExitRequested()))
			{
				UE_LOG(LogLoad, Verbose, TEXT("Skipping reloading missing WwiseFileHandler module: Exiting."));
			}
			else if (UNLIKELY(!IsInGameThread()))
			{
				UE_LOG(LogLoad, Warning, TEXT("Skipping loading missing WwiseFileHandler module: Not in game thread"));
			}
			else
			{
				UE_LOG(LogLoad, Log, TEXT("Loading WwiseFileHandler module: %s"), *ModuleName.GetPlainNameString());
				Result = ModuleManager.LoadModulePtr<IWwiseFileHandlerModule>(ModuleName);
				if (UNLIKELY(!Result))
				{
					UE_LOG(LogLoad, Fatal, TEXT("Could not load WwiseFileHandler module: %s not found"), *ModuleName.GetPlainNameString());
				}
			}
		}

		return Result;
	}

	virtual IWwiseSoundBankManager* GetSoundBankManager() { return nullptr; }
	virtual IWwiseExternalSourceManager* GetExternalSourceManager() { return nullptr; }
	virtual IWwiseMediaManager* GetMediaManager() { return nullptr; }
	virtual FWwiseFileCache* GetFileCache() { return nullptr; }
	virtual FWwiseIOHook* InstantiateIOHook() { return nullptr; }
	virtual IWwiseSoundBankManager* InstantiateSoundBankManager() { return nullptr; }
	virtual IWwiseExternalSourceManager* InstantiateExternalSourceManager() { return nullptr; }
	virtual IWwiseMediaManager* InstantiateMediaManager() { return nullptr; }
	virtual FWwiseFileCache* InstantiateFileCache() { return nullptr; }

private:
	static inline FName GetModuleNameFromConfig()
	{
		FString ModuleName = TEXT("WwiseFileHandler");
		GConfig->GetString(TEXT("Audio"), TEXT("WwiseFileHandlerModuleName"), ModuleName, GEngineIni);
		return FName(ModuleName);
	}
};