/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "ultima/ultima8/world/create_item_process.h"
#include "ultima/ultima8/world/item_factory.h"
#include "ultima/ultima8/world/item.h"

namespace Ultima {
namespace Ultima8 {

// p_dynamic_class stuff
DEFINE_RUNTIME_CLASSTYPE_CODE(CreateItemProcess)

CreateItemProcess::CreateItemProcess()
	: Process(), _shape(0), _frame(0), _quality(0), _flags(0),
	_npcNum(0), _mapNum(0), _extendedFlags(0),
	_x(0), _y(0), _z(0) {

}

CreateItemProcess::CreateItemProcess(uint32 shape, uint32 frame,
									 uint16 quality, uint16 flags,
									 uint16 npcnum, uint16 mapnum,
									 uint32 extendedflags,
									 int32 x, int32 y, int32 z)
	: _shape(shape), _frame(frame), _quality(quality), _flags(flags),
	  _npcNum(npcnum), _mapNum(mapnum), _extendedFlags(extendedflags),
	  _x(x), _y(y), _z(z) {

}

CreateItemProcess::~CreateItemProcess(void) {
}

void CreateItemProcess::run() {
	Item *item = ItemFactory::createItem(_shape, _frame, _quality, _flags,
	                                     _npcNum, _mapNum, _extendedFlags, true);
	item->move(_x, _y, _z);

	_result = item->getObjId();

	terminate();
}

void CreateItemProcess::saveData(Common::WriteStream *ws) {
	Process::saveData(ws);

	ws->writeUint32LE(_shape);
	ws->writeUint32LE(_frame);
	ws->writeUint16LE(_quality);
	ws->writeUint16LE(_flags);
	ws->writeUint16LE(_npcNum);
	ws->writeUint16LE(_mapNum);
	ws->writeUint32LE(_extendedFlags);
	ws->writeUint32LE(static_cast<uint32>(_x));
	ws->writeUint32LE(static_cast<uint32>(_y));
	ws->writeUint32LE(static_cast<uint32>(_z));
}

bool CreateItemProcess::loadData(Common::ReadStream *rs, uint32 version) {
	if (!Process::loadData(rs, version)) return false;

	_shape = rs->readUint32LE();
	_frame = rs->readUint32LE();
	_quality = rs->readUint16LE();
	_flags = rs->readUint16LE();
	_npcNum = rs->readUint16LE();
	_mapNum = rs->readUint16LE();
	_extendedFlags = rs->readUint32LE();
	_x = static_cast<int32>(rs->readUint32LE());
	_y = static_cast<int32>(rs->readUint32LE());
	_z = static_cast<int32>(rs->readUint32LE());
	return true;
}

} // End of namespace Ultima8
} // End of namespace Ultima