// Copyright 2008-2018 Yolo Technologies, Inc. All Rights Reserved. https://www.comblockengine.com



#include "updatables.h"	

#include "helper/profile.h"	



namespace KBEngine{	





//-------------------------------------------------------------------------------------

Updatables::Updatables()

{

}



//-------------------------------------------------------------------------------------

Updatables::~Updatables()

{

	clear();

}



//-------------------------------------------------------------------------------------

void Updatables::clear()

{

	objects_.clear();

}



//-------------------------------------------------------------------------------------

bool Updatables::add(Updatable* updatable)

{

	// 由于没有大量优先级需求，因此这里固定优先级数组

	if (objects_.size() == 0)

	{

		objects_.push_back(std::map<uint32, Updatable*>());

		objects_.push_back(std::map<uint32, Updatable*>());

	}



	KBE_ASSERT(updatable->updatePriority() < objects_.size());



	static uint32 idx = 1;

	std::map<uint32, Updatable*>& pools = objects_[updatable->updatePriority()];



	// 防止重复

	while (pools.find(idx) != pools.end())

		++idx;



	pools[idx] = updatable;



	// 记录存储位置

	updatable->removeIdx = idx++;



	return true;

}



//-------------------------------------------------------------------------------------

bool Updatables::remove(Updatable* updatable)

{

	std::map<uint32, Updatable*>& pools = objects_[updatable->updatePriority()];

	pools.erase(updatable->removeIdx);

	updatable->removeIdx = -1;

	return true;

}



//-------------------------------------------------------------------------------------

void Updatables::update()

{

	AUTO_SCOPED_PROFILE("callUpdates");



	std::vector< std::map<uint32, Updatable*> >::iterator fpIter = objects_.begin();

	for (; fpIter != objects_.end(); ++fpIter)

	{

		std::map<uint32, Updatable*>& pools = (*fpIter);

		std::map<uint32, Updatable*>::iterator iter = pools.begin();

		for (; iter != pools.end();)

		{

			if (!iter->second->update())

			{

				pools.erase(iter++);

			}

			else

			{

				++iter;

			}

		}

	}

}



//-------------------------------------------------------------------------------------

}