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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*     * Redistributions of source code must retain the above copyright
*       notice, this list of conditions and the following disclaimer.
*     * Redistributions in binary form must reproduce the above copyright
*       notice, this list of conditions and the following disclaimer in the
*       documentation and/or other materials provided with the distribution.
*     * Neither the name of the OpenSim Project nor the
*       names of its contributors may be used to endorse or promote products
*       derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* 
*/

using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Text;
using libsecondlife;

using TribalMedia.Framework.Data;

namespace OpenSim.Framework.Data
{
    public class OpenSimObjectFieldMapper<TObject, TField> : ObjectField<TObject, TField>
    {
        public OpenSimObjectFieldMapper(BaseTableMapper tableMapper, string fieldName,
                                        ObjectGetAccessor<TObject, TField> rowMapperGetAccessor,
                                        ObjectSetAccessor<TObject, TField> rowMapperSetAccessor)
            : base(tableMapper, fieldName, rowMapperGetAccessor, rowMapperSetAccessor)
        {
        }

        public override void ExpandField<TObj>(TObj obj, DbCommand command, List<string> fieldNames)
        {
            string fieldName = FieldName;
            object value = GetParamValue(obj);

            if (ValueType == typeof(LLVector3))
            {
                LLVector3 vector = (LLVector3)value;

                RawAddParam(command, fieldNames, fieldName + "X", vector.X);
                RawAddParam(command, fieldNames, fieldName + "Y", vector.Y);
                RawAddParam(command, fieldNames, fieldName + "Z", vector.Z);
            }
            else if (ValueType == typeof(LLQuaternion))
            {
                LLQuaternion quaternion = (LLQuaternion)value;

                RawAddParam(command, fieldNames, fieldName + "X", quaternion.X);
                RawAddParam(command, fieldNames, fieldName + "Y", quaternion.Y);
                RawAddParam(command, fieldNames, fieldName + "Z", quaternion.Z);
                RawAddParam(command, fieldNames, fieldName + "W", quaternion.W);
            }
            else
            {
                base.ExpandField(obj, command, fieldNames);
            }
        }

        protected override object GetValue(BaseDataReader reader)
        {
            object value;

            OpenSimDataReader osreader = (OpenSimDataReader) reader;

            if (ValueType == typeof(LLVector3))
            {
                value = osreader.GetVector(FieldName);
            }
            else if (ValueType == typeof(LLQuaternion))
            {
                value = osreader.GetQuaternion(FieldName);
            }
            else if (ValueType == typeof(LLUUID))
            {
                Guid guid = reader.GetGuid(FieldName);
                value = new LLUUID(guid);
            }
            else
            {
                value = base.GetValue(reader);
            }

            return value;
        }      
    }
}