AndroidFileIO.h

// Copyright eeGeo Ltd (2012-2014), All Rights Reserved

#pragma once

#include "IFileIO.h"
#include "Types.h"
#include "AndroidStorageFullAlertBoxHandler.h"
#include "AndroidNativeState.h"
#include <set>
#include <vector>
#include <string>
#include <iostream>
#include <sys/stat.h>

struct AndroidNativeState;

namespace Eegeo
{
    namespace Android
    {
        class AndroidFileIO : public Eegeo::Helpers::IFileIO, protected Eegeo::NonCopyable
        {
        public:
            AndroidFileIO(AndroidNativeState* pState);
            AndroidFileIO(AndroidNativeState* pState,
                          const std::set<std::string>& customDirectoryPaths,
                          AndroidStorageFullAlertBoxHandler* androidStorageFullAlertBoxHandler = nullptr);
            virtual ~AndroidFileIO();

            virtual bool OpenFile(std::fstream& stream, size_t& size, const std::string& name, std::ios_base::openmode mode=std::ifstream::in);
            virtual bool WriteFile(const Byte* data, size_t size, const std::string& name, std::ios_base::openmode mode=std::ifstream::out);
            virtual bool DeleteFile(const std::string& name);
            virtual bool Exists(const std::string& name);
            virtual bool TryStat(const std::string& name, Helpers::FileStat& out_filestat);
            virtual std::string GetAppFilePathname(const std::string& filename);

        private:
            void CopyDataFromAPK(const std::vector<std::string>& assetDirs);
            std::string QueryAppFileDirPath(AndroidNativeState& nativeState) const;

            AndroidNativeState* m_pState;
            std::string m_appFileDirPath;
            AndroidStorageFullAlertBoxHandler* m_pAndroidStorageFullAlertBoxHandler;
        };
    }
}