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/*
Minetest-c55
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
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 2 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef INVENTORYMANAGER_HEADER
#define INVENTORYMANAGER_HEADER
#include "inventory.h"
// Should probably somehow replace InventoryContext over time
struct InventoryLocation
{
enum Type{
UNDEFINED,
PLAYER,
NODEMETA
} type;
std::string name; // PLAYER
v3s16 p; // NODEMETA
void setPlayer(const std::string &name_)
{
type = PLAYER;
name = name_;
}
void setNodeMeta(v3s16 p_)
{
type = NODEMETA;
p = p_;
}
};
class Player;
struct InventoryContext
{
Player *current_player;
InventoryContext():
current_player(NULL)
{}
};
struct InventoryAction;
class InventoryManager
{
public:
InventoryManager(){}
virtual ~InventoryManager(){}
// Get an inventory or set it modified (so it will be updated over
// network or so)
virtual Inventory* getInventory(const InventoryLocation &loc){return NULL;}
virtual void setInventoryModified(const InventoryLocation &loc){}
// Used on the client to send an action to the server
virtual void inventoryAction(InventoryAction *a){}
// (Deprecated; these wrap to the latter ones)
// Get a pointer to an inventory specified by id. id can be:
// - "current_player"
// - "nodemeta:X,Y,Z"
Inventory* getInventory(InventoryContext *c, std::string id);
// Used on the server by InventoryAction::apply and other stuff
void inventoryModified(InventoryContext *c, std::string id);
};
#define IACTION_MOVE 0
#define IACTION_DROP 1
struct InventoryAction
{
static InventoryAction * deSerialize(std::istream &is);
virtual u16 getType() const = 0;
virtual void serialize(std::ostream &os) const = 0;
virtual void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env) = 0;
};
struct IMoveAction : public InventoryAction
{
// count=0 means "everything"
u16 count;
std::string from_inv;
std::string from_list;
s16 from_i;
std::string to_inv;
std::string to_list;
s16 to_i;
IMoveAction()
{
count = 0;
from_i = -1;
to_i = -1;
}
IMoveAction(std::istream &is);
u16 getType() const
{
return IACTION_MOVE;
}
void serialize(std::ostream &os) const
{
os<<"Move ";
os<<count<<" ";
os<<from_inv<<" ";
os<<from_list<<" ";
os<<from_i<<" ";
os<<to_inv<<" ";
os<<to_list<<" ";
os<<to_i;
}
void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env);
};
struct IDropAction : public InventoryAction
{
// count=0 means "everything"
u16 count;
std::string from_inv;
std::string from_list;
s16 from_i;
IDropAction()
{
count = 0;
from_i = -1;
}
IDropAction(std::istream &is);
u16 getType() const
{
return IACTION_DROP;
}
void serialize(std::ostream &os) const
{
os<<"Drop ";
os<<count<<" ";
os<<from_inv<<" ";
os<<from_list<<" ";
os<<from_i;
}
void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env);
};
/*
Craft checking system
*/
enum ItemSpecType
{
ITEM_NONE,
ITEM_MATERIAL,
ITEM_CRAFT,
ITEM_TOOL,
ITEM_MBO
};
struct ItemSpec
{
enum ItemSpecType type;
// Only other one of these is used
std::string name;
u16 num;
ItemSpec():
type(ITEM_NONE)
{
}
ItemSpec(enum ItemSpecType a_type, std::string a_name):
type(a_type),
name(a_name),
num(65535)
{
}
ItemSpec(enum ItemSpecType a_type, u16 a_num):
type(a_type),
name(""),
num(a_num)
{
}
bool checkItem(const InventoryItem *item) const;
};
/*
items: a pointer to an array of 9 pointers to items
specs: a pointer to an array of 9 ItemSpecs
*/
bool checkItemCombination(const InventoryItem * const*items, const ItemSpec *specs);
/*
items: a pointer to an array of 9 pointers to items
specs: a pointer to an array of 9 pointers to items
*/
bool checkItemCombination(const InventoryItem * const * items,
const InventoryItem * const * specs);
#endif
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