/*
 * Copyright (c) 2010-2016 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#pragma once

#include <map>
#include <memory>
#include <string>

#include <boost/filesystem/path.hpp>

#include <Swiften/VCards/VCardStorage.h>

namespace Swift {
    class CryptoProvider;

    class VCardFileStorage : public VCardStorage {
        public:
            VCardFileStorage(boost::filesystem::path dir, CryptoProvider* crypto);

            virtual VCard::ref getVCard(const JID& jid) const;
            virtual boost::posix_time::ptime getVCardWriteTime(const JID& jid) const;
            virtual void setVCard(const JID& jid, VCard::ref v);

            virtual std::string getPhotoHash(const JID&) const;

        private:
            boost::filesystem::path getVCardPath(const JID&) const;

            std::string getAndUpdatePhotoHash(const JID& jid, VCard::ref vcard) const;
            void savePhotoHashes() const;

        private:
            boost::filesystem::path vcardsPath;
            CryptoProvider* crypto;
            boost::filesystem::path cacheFile;
            typedef std::map<JID, std::string> PhotoHashMap;
            mutable PhotoHashMap photoHashes;
            std::map<JID, boost::posix_time::ptime> vcardWriteTimes;
    };
}