/**
 * @file llslurl.h
 * @brief Handles "SLURL fragments" like Ahern/123/45 for
 * startup processing, login screen, prefs, etc.
 *
 * $LicenseInfo:firstyear=2010&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 *
 * 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
 *
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */
#ifndef LLSLURL_H
#define LLSLURL_H

#include "llstring.h"


// represents a location in a grid

class LLSLURL
{
public:
    static const char* SLURL_HTTPS_SCHEME;
    static const char* SLURL_HTTP_SCHEME;
    static const char* SLURL_SL_SCHEME;
    static const char* SLURL_SECONDLIFE_SCHEME;
    static const char* SLURL_SECONDLIFE_PATH;
    static const char* SLURL_COM;
    static const char* WWW_SLURL_COM;
    static const char* SECONDLIFE_COM;
    static const char* MAPS_SECONDLIFE_COM;
    static const char* SLURL_X_GRID_LOCATION_INFO_SCHEME;
    static LLSLURL START_LOCATION;
    static const char* SIM_LOCATION_HOME;
    static const char* SIM_LOCATION_LAST;
    static const char* SLURL_APP_PATH;
    static const char* SLURL_REGION_PATH;

    // if you modify this enumeration, update typeName as well
    enum SLURL_TYPE {
        INVALID,
        LOCATION,
        HOME_LOCATION,
        LAST_LOCATION,
        APP,
        HELP,
        EMPTY,
        NUM_SLURL_TYPES // must be last
    };


    LLSLURL(): mType(INVALID)  { }
    LLSLURL(const std::string& slurl);
    LLSLURL(const std::string& grid, const std::string& region);
    LLSLURL(const std::string& region, const LLVector3& position);
    LLSLURL(const std::string& grid, const std::string& region, const LLVector3& position);
    LLSLURL(const std::string& grid, const std::string& region, const LLVector3d& global_position);
    LLSLURL(const std::string& region, const LLVector3d& global_position);
    LLSLURL(const std::string& command, const LLUUID&id, const std::string& verb);

    SLURL_TYPE getType() const { return mType; }

    std::string getSLURLString() const;
    std::string getLoginString() const;
    std::string getLocationString() const;
    std::string getGrid() const { return mGrid; }
    std::string getRegion() const { return mRegion; }
    LLVector3   getPosition() const { return mPosition; }
    std::string getAppCmd() const { return mAppCmd; }
    std::string getAppQuery() const { return mAppQuery; }
    LLSD        getAppQueryMap() const { return mAppQueryMap; }
    LLSD        getAppPath() const { return mAppPath; }

    bool        isValid() const { return mType != INVALID; }
    bool        isSpatial() const { return (mType == LAST_LOCATION) || (mType == HOME_LOCATION) || (mType == LOCATION); }

    bool operator==(const LLSLURL& rhs);
    bool operator!=(const LLSLURL&rhs);

    std::string asString() const ;

protected:
    static const std::string typeName[NUM_SLURL_TYPES];
    /// Get a human-readable version of the type for logging
    static std::string getTypeString(SLURL_TYPE type);

    SLURL_TYPE mType;

    // used for Apps and Help
    std::string mAppCmd;
    LLSD        mAppPath;
    LLSD        mAppQueryMap;
    std::string mAppQuery;

    std::string mGrid;  // reference to grid manager grid
    std::string mRegion;
    LLVector3  mPosition;
};

#endif // LLSLURL_H