/*---------------------------------------------------------------------------*

Copyright (C) Nintendo.  All rights reserved.

These coded instructions, statements, and computer programs contain
proprietary information of Nintendo of America Inc. and/or Nintendo
Company Ltd., and are protected by Federal copyright law.  They may
not be disclosed to third parties or copied or duplicated in any form,
in whole or in part, without the prior written consent of Nintendo.

 *---------------------------------------------------------------------------*/

#ifndef NN_EC_CART_H_
#define NN_EC_CART_H_

#include <nn/ec/ec_ItemList.h>

namespace nn { namespace ec {

//! @addtogroup  nn_ec_class
//! @{

/*!
@brief  Class for handling a cart.
*/
class Cart : public ItemList
{
public:
    NN_EC_DECLARE_ACCESSOR;
    NN_EC_DECLARE_IMPL;

public:
    /*!
@brief  Instantiates an object.
*/
    Cart();

    /*!
@brief  Destroys the object.
*/
    virtual ~Cart();

    // pure-virtual:
    virtual nn::Result AddItem(const Item* pItem) = 0;

    // pure-virtual:
    virtual nn::Result RemoveItem(u32 index) = 0;

    // pure-virtual:
    virtual nn::Result CheckItem(const Item* pItem) const = 0;

    // pure-virtual:
    virtual void SynchronizeCurrentRights() = 0;

    /*!
@brief  Removes an item from the cart.

The reference counter of the deleted item is decremented by 1.

@param[in] id  Specifies the NS-UID of the item to remove.

@return  The result of processing.

@retval Result::IsSuccess  Indicates success.
@retval ResultNotFound  There is no item with that specified NS-UID.
*/
    nn::Result RemoveItemById(NsUniqueId id);

    /*!
@brief  Determines whether the specified item is in the cart.

@param[in] pItem  Specifies the item.

@return  Returns <tt>true</tt> if the item has been added to the cart, or <tt>false</tt> otherwise.
*/
    bool ContainsItem(const Item* pItem) const;
};

//! @}

}} // namespace nn::ec

#endif // NN_EC_CART_H_