/****************************************************************************
Copyright (c) 2010 cocos2d-x.org

http://www.cocos2d-x.org

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/

#ifndef __COCOA_CC_MUTABLE_ARRAY_H__
#define __COCOA_CC_MUTABLE_ARRAY_H__

#include "CCObject.h"
#include <vector>
#include <assert.h>
#include <stdarg.h>

namespace   cocos2d {

// the element should be pointer of CCObject or it's sub class
template<class T = CCObject*>
class CCMutableArray : public CCObject
{
public:
	typedef std::vector<T>								CCObjectArray;
	typedef typename CCObjectArray::iterator			CCMutableArrayIterator;
	typedef typename CCObjectArray::reverse_iterator	CCMutableArrayRevIterator;

public:
	CCMutableArray(unsigned int uSize = 0)
	{
		if (uSize != 0)
			m_array.reserve(uSize);
	}

	virtual ~CCMutableArray(void)
	{
		removeAllObjects();
	}

	inline unsigned int count(void)
	{
		return (unsigned int)m_array.size();
	}

	unsigned int getIndexOfObject(T pObject)
	{
		if (m_array.empty() || (pObject == NULL))
		{
			return 0;
		}

		CCMutableArrayIterator iter;
		unsigned int uRet = 0;
		unsigned int i;
		for (iter = m_array.begin(), i = 0; iter != m_array.end(); ++iter, ++i)
		{
			if (*iter == pObject)
			{
				uRet = i;
				break;
			}
		}

		return uRet;
	}

	bool containsObject(T pObject)
	{
		if (m_array.empty() || (! pObject))
		{
			return false;
		}

		bool bRet = false;
		CCMutableArrayIterator iter;
		for (iter = m_array.begin(); iter != m_array.end(); ++iter)
		{
			if (*iter == pObject)
			{
				bRet = true;
				break;
			}
		}

		return bRet;
	}

	T getLastObject(void)
	{
		CCMutableArrayRevIterator iter = rbegin();

		if (iter != m_array.rend())
			return *iter;

		return NULL;
	}

	T getObjectAtIndex(unsigned int uIndex)
	{
		assert(uIndex < count());

		if (uIndex >= count())
		{
			return NULL;
		}

		return m_array[uIndex];
	}

	// Adding objects
	void addObject(T pObject)
	{
		// make sure the pointer is not null
		if (pObject == NULL)
		{
			return;
		}

		// add the refrence
		pObject->retain();

		m_array.push_back(pObject);
	}

	void addObjectsFromArray(CCMutableArray<T> *pArray)
	{
		if (pArray && pArray->count() > 0)
		{
			m_array.reserve(count() + pArray->count());
			CCMutableArrayIterator iter;
			for (iter = pArray->begin(); iter != pArray->end(); ++iter)
			{
				if (*iter)
                    (*iter)->retain();
				m_array.push_back(*iter);
			}
		}
	}

    void insertObjectAtIndex(T pObject, unsigned int uIndex)
	{
		assert(uIndex <= count());
		// make sure the object is not null
		if (pObject == NULL)
		{
			return;
		}

		// add the reference of the object
		pObject->retain();

		// resize the capacity if the index out of it
		if (uIndex >= m_array.capacity())
		{
			m_array.reserve(uIndex + 1);
			m_array.push_back(pObject);
		}
		else	// insert the object
			m_array.insert(m_array.begin() + uIndex, pObject);
	}

	// Removing objects
	void removeLastObject(bool bDeleteObject = true)
	{
		CCMutableArrayRevIterator it = m_array.rbegin();
		if (it != m_array.rend())
		{
			if (bDeleteObject)
				(*it)->release();
			m_array.pop_back();
		}
	}

	void removeObject(T pObject, bool bDeleteObject = true)
	{
		if (m_array.empty() || (! pObject))
		{
			return;
		}

		CCMutableArrayIterator iter;
		int i;
		for (iter = m_array.begin(), i = 0; iter != m_array.end(); ++iter, ++i)
		{
			if (*iter == pObject)
			{
				m_array.erase(iter);
                
				if (bDeleteObject)
				{
                    pObject->release();
				}			

				break;
			}
		}
	}

	void removeObjectsInArray(CCMutableArray<T>* pDeleteArray)
	{
		if(pDeleteArray && pDeleteArray->count())
		{
			CCMutableArrayIterator it;
			for( it = pDeleteArray->m_array.begin(); it != pDeleteArray->m_array.end(); ++it)
			{
				removeObject(*it);
			}
		}
	}

	void removeObjectAtIndex(unsigned int uIndex, bool bDeleteObject = true)
	{
		if (m_array.empty())
		{
			return;
		}

		if (bDeleteObject)
		{
			T pObject = m_array.at(uIndex);
			if (pObject)
			{
				pObject->release();
			}
		}
		
		m_array.erase(m_array.begin() + uIndex);
	}

	void removeAllObjects(bool bDeleteObject = true)
	{
		if (bDeleteObject)
		{
			CCMutableArrayIterator iter;
			for (iter = m_array.begin(); iter != m_array.end(); ++iter)
				(*iter)->release();
		}		

		m_array.clear();
	}

	void replaceObjectAtIndex(unsigned int uIndex, T pObject, bool bDeleteObject = true)
	{
		if (bDeleteObject && m_array[uIndex])
		{
			m_array[uIndex]->release();
		}

		m_array[uIndex] = pObject;

		// add the ref
		if (pObject)
		{
			pObject->retain();
		}
	}

	inline CCMutableArrayIterator begin(void)
	{
		return m_array.begin();
	}

	inline CCMutableArrayRevIterator rbegin(void)
	{
		return m_array.rbegin();
	}

	/*
	 * end is a keyword of lua, so should use other name
	 * to export to lua
	*/
	inline CCMutableArrayIterator endToLua(void)
	{
		return m_array.end();
	}

	inline CCMutableArrayIterator end(void)
	{
		return m_array.end();
	}

	inline CCMutableArrayRevIterator rend(void)
	{
		return m_array.rend();
	}

	CCMutableArray<T>* copy(void)
	{
		CCMutableArray* pArray = new CCMutableArray();

		pArray->m_array.assign(m_array.begin(), m_array.end());

		if(pArray->count() > 0)
		{
			CCMutableArrayIterator it;
			for(it = pArray->begin(); it != pArray->end(); ++it)
			{
				if(*it)
				{
					(*it)->retain();
				}
			}
		}

		return pArray;
	}

public:
	static CCMutableArray<T>* arrayWithObjects(T pObject1, ...)
	{
		CCMutableArray<T> *pArray = new CCMutableArray<T>();
        pArray->autorelease();

		va_list params;
		va_start(params, pObject1);

		T pFirst = pObject1;
		while (pFirst)
		{
			pArray->addObject(pFirst);
			pFirst = va_arg(params, T);
		}

		va_end(params);

		return pArray;
	}

	static CCMutableArray<T>* arrayWithArray(CCMutableArray<T> *pSrcArray)
	{
        CCMutableArray<T> *pDestArray = NULL;
        
		if (pSrcArray == NULL)
		{
            pDestArray = new CCMutableArray<T>();
		}
        else
        {
            pDestArray = pSrcArray->copy();
        }
        
        pDestArray->autorelease();
        
		return pDestArray;
	}

private:
	std::vector<T> m_array;
};

}//namespace   cocos2d 

#endif // __COCOA_CC_MUTABLE_ARRAY_H__