/*
 Copyright (c) 2008 TrueCrypt Developers Association. All rights reserved.

 Governed by the TrueCrypt License 3.0 the full text of which is contained in
 the file License.txt included in TrueCrypt binary and source code distribution
 packages.
*/

#include "System.h"
#include <wx/stdpaths.h>
#include "Main.h"
#include "Application.h"
#include "CommandLineInterface.h"
#ifndef TC_NO_GUI
#include "GraphicUserInterface.h"
#endif
#include "TextUserInterface.h"

namespace VeraCrypt
{
	wxApp* Application::CreateConsoleApp ()
	{
		mUserInterface = new TextUserInterface;
		mUserInterfaceType = UserInterfaceType::Text;
		return mUserInterface;
	} 

#ifndef TC_NO_GUI
	wxApp* Application::CreateGuiApp ()
	{
		mUserInterface = new GraphicUserInterface;
		mUserInterfaceType = UserInterfaceType::Graphic;
		return mUserInterface;
	} 
#endif

	FilePath Application::GetConfigFilePath (const wxString &configFileName, bool createConfigDir)
	{
		wxStandardPaths& stdPaths = wxStandardPaths::Get();
		DirectoryPath configDir;
		
		if (!Core->IsInPortableMode())
		{
#ifdef TC_MACOSX
			wxFileName configPath (L"~/Library/Application Support/VeraCrypt");
			configPath.Normalize();
			configDir = wstring (configPath.GetFullPath());
#else
			configDir = wstring (stdPaths.GetUserDataDir());
#endif
		}
		else
			configDir = GetExecutableDirectory();

		if (createConfigDir && !configDir.IsDirectory())
			Directory::Create (configDir);

		FilePath filePath = wstring (wxFileName (wstring (configDir), configFileName).GetFullPath());
		return filePath;
	}

	DirectoryPath Application::GetExecutableDirectory ()
	{
		return wstring (wxFileName (wxStandardPaths::Get().GetExecutablePath()).GetPath());
	}

	FilePath Application::GetExecutablePath ()
	{
		return wstring (wxStandardPaths::Get().GetExecutablePath());
	}

	void Application::Initialize (UserInterfaceType::Enum type)
	{
		switch (type)
		{
		case UserInterfaceType::Text:
			{
				wxAppInitializer wxTheAppInitializer((wxAppInitializerFunction) CreateConsoleApp);
				break;
			}

#ifndef TC_NO_GUI
		case UserInterfaceType::Graphic:
			{
				wxAppInitializer wxTheAppInitializer((wxAppInitializerFunction) CreateGuiApp);
				break;
			}
#endif

		default:
			throw ParameterIncorrect (SRC_POS);
		}
	}

	int Application::ExitCode = 0;
	UserInterface *Application::mUserInterface = nullptr;
	UserInterfaceType::Enum Application::mUserInterfaceType;
}