/**
 * @file fsdata.h
 * @brief Downloadable dymatic xml data for viewer features.
 *
 * $LicenseInfo:firstyear=2013&license=viewerlgpl$
 * Phoenix Firestorm Viewer Source Code
 * Copyright (C) 2011-2013 Techwolf Lupindo
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * The Phoenix Firestorm Project, Inc., 1831 Oakwood Drive, Fairmont, Minnesota 56031-3225 USA
 * http://www.firestormviewer.org
 * $/LicenseInfo$
 */

#ifndef FS_DATA_H
#define FS_DATA_H

#include "llinstantmessage.h"
#include "llsingleton.h"
#include "llavatarnamecache.h"

class FSData : public LLSingleton<FSData>
{
    LOG_CLASS(FSData);

    LLSINGLETON(FSData);
    virtual ~FSData();

public:
    void startDownload();
    void downloadAgents();
    void processResponder(const LLSD& content, const std::string& url, bool save_to_file, const LLDate& last_modified);
    void addAgents();

    LLSD resolveClientTag(const LLUUID& id, bool new_system, const LLColor4& new_system_color) const;

    enum flags_t
    {
        SUPPORT     = (1 << 0), //0x01 1
        DEVELOPER   = (1 << 1), //0x02 2
        QA          = (1 << 2), //0x04 4
        CHAT_COLOR  = (1 << 3), //0x08 8
        NO_SUPPORT  = (1 << 4), //0x10 16
        NO_USE      = (1 << 5), //0x20 32
        NO_SPAM     = (1 << 6), //0x40 64
        GATEWAY     = (1 << 7), //0x80 128
    };

    bool isDeveloper(const LLUUID& avatar_id) const;
    bool isSupport(const LLUUID& avatar_id) const;
    bool isQA(const LLUUID& avatar_id) const;
    bool isFirestormGroup(const LLUUID& id) const;
    bool isSupportGroup(const LLUUID& id) const;
    bool isTestingGroup(const LLUUID& id) const;

    // returns -1 if agent is not found.
    S32 getAgentFlags(const LLUUID& avatar_id) const;

    LLSD allowedLogin() const;

    bool enableLegacySearch() const { return mLegacySearch; }

    std::string processRequestForInfo(const LLUUID& requester, const std::string& message, const std::string& name, const LLUUID& sessionid);
    static LLSD getSystemInfo();
    static void callbackReqInfo(const LLSD &notification, const LLSD &response);

    std::string getOpenSimMOTD() const { return mOpenSimMOTD; }
    void selectNextMOTD();

    bool getFSDataDone() const { return mFSDataDone; }
    bool getAgentsDone() const { return mAgentsDone; }

    bool isAgentFlag(const LLUUID& agent_id, FSData::flags_t flag) const;

private:
    static void sendInfo(const LLUUID& destination, const LLUUID& sessionid, const std::string& my_name, EInstantMessage dialog);
    void processAssets(const LLSD& assets);
    void processAgents(const LLSD& data);
    void saveLLSD(const LLSD& data, const std::string& filename, const LLDate& last_modified);
    bool loadFromFile(LLSD& data, std::string filename);
    void processData(const LLSD& fs_data);
    void processClientTags(const LLSD& tags);
    void updateClientTagsLocal();
    void onNameCache(const LLUUID& av_id, const LLAvatarName& av_name);

    std::map<LLUUID, S32> mTeamAgents;
    std::map<std::string, LLSD> mBlockedVersions;

    uuid_set_t mSupportGroup;
    uuid_set_t mTestingGroup;

    LLSD mHeaders;
    LLSD mLegacyClientList;
    LLSD mRandomMOTDs;

    std::string mFSdataFilename;
    std::string mFSdataDefaultsFilename;
    std::string mFSdataDefaultsUrl;
    std::string mAgentsFilename;
    std::string mAssetsFilename;
    std::string mClientTagsFilename;

    std::string mBaseURL;
    std::string mFSDataURL;
    std::string mAgentsURL;
    std::string mAssetsURL;

    std::string mSecondLifeMOTD;
    std::string mOpenSimMOTD;

    bool mLegacySearch;
    bool mFSDataDone;
    bool mAgentsDone;

    typedef std::map<LLUUID, boost::signals2::connection> avatar_name_cache_connection_map_t;
    avatar_name_cache_connection_map_t mAvatarNameCacheConnections;
};

#endif // FS_DATA_H