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/*
   core/inventory.cc
   This file is part of the Osirion project and is distributed under
   the terms of the GNU General Public License version 2
*/

#include "core/inventory.h"
#include "sys/sys.h"

namespace core
{

/* ---- class Inventory -------------------------------------------- */

Inventory::Inventory()
{
	
}

Inventory::~Inventory()
{
	clear();
}

void Inventory::add(Item *item)
{
	for (Items::iterator it = inventory_items.begin(); it != inventory_items.end(); it++) {
		// check if the item was already added
		if ((*it) == item)
			return;
	}
	inventory_items.push_back(item);
}

void Inventory::remove(Item *item)
{
	for (Items::iterator it = inventory_items.begin(); it != inventory_items.end(); it++) {
		if ((*it) == item) {
			inventory_items.erase(it);
			delete item;
			return;
		}
	}
}

Item *Inventory::find(const Info *info)
{
	// sarch the inventory for a specified item type
	for (Items::iterator it = inventory_items.begin(); it != inventory_items.end(); it++) {
		Item *item = (*it);
		if (item->info() == info) {
			return item;
		}
	}
	// not found
	return 0;
}

void Inventory::clear()
{
	for (Items::iterator it = inventory_items.begin(); it != inventory_items.end(); it++) {
		Item *item = (*it);
		delete item;
	}
	inventory_items.clear();
}

} // namespace core