/** 
 * @file llsdjson.cpp
 * @brief LLSD flexible data system
 *
 * $LicenseInfo:firstyear=2015&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2015, 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 LL_LLSDJSON_H
#define LL_LLSDJSON_H

#include <map>
#include <string>
#include <vector>

#include "stdtypes.h"

#include "llsd.h"
#include <nlohmann/json.hpp>

/// Convert a parsed JSON structure into LLSD maintaining member names and 
/// array indexes.
/// JSON/JavaScript types are converted as follows:
/// 
/// JSON Type     | LLSD Type
/// --------------+--------------
///  null         |  undefined
///  integer      |  LLSD::Integer
///  unsigned     |  LLSD::Integer
///  real/numeric |  LLSD::Real
///  string       |  LLSD::String
///  boolean      |  LLSD::Boolean
///  array        |  LLSD::Array
///  object       |  LLSD::Map
///  
/// For maps and arrays child entries will be converted and added to the structure.
/// Order is preserved for an array but not for objects.
LLSD LlsdFromJson(const nlohmann::json &val);

/// Convert an LLSD object into Parsed JSON object maintaining member names and 
/// array indexs.
/// 
/// Types are converted as follows:
/// LLSD Type     |  JSON Type
/// --------------+----------------
/// TypeUndefined | null
/// TypeBoolean   | boolean
/// TypeInteger   | integer
/// TypeReal      | real/numeric
/// TypeString    | string
/// TypeURI       | string
/// TypeDate      | string
/// TypeUUID      | string
/// TypeMap       | object
/// TypeArray     | array
/// TypeBinary    | unsupported 
nlohmann::json LlsdToJson(const LLSD &val);

#endif // LL_LLSDJSON_H
