/*
 * lua instance helper functions
 *
 * (C) 2013 Stefan Seyfried (seife)
 * (C) 2014-2015 M. Liebmann (micha-bbg)
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

#ifndef _LUAINSTANCEHELPERS_H
#define _LUAINSTANCEHELPERS_H


//#define LUA_DEBUG printf
#define LUA_DEBUG(...)

#define LUA_CLASSNAME       "neutrino"
#define LUA_VIDEO_CLASSNAME "video"
#define LUA_MISC_CLASSNAME  "misc"
#define LUA_CURL_CLASSNAME  "curl"
#define LUA_HEADER_CLASSNAME  "header"

//#define LUA_WIKI "http://wiki.tuxbox.org/....."
#define LUA_WIKI "https://slknet.de/wiki/w"

/* the magic color that tells us we are using one of the palette colors */
#define MAGIC_COLOR 0x42424200
#define MAGIC_MASK  0xFFFFFF00

#define lua_boxpointer(L, u) \
	(*(void **)(lua_newuserdata(L, sizeof(void *))) = (u))

#define lua_unboxpointer(L, i) \
	(*(void **)(lua_touserdata(L, i)))

typedef std::pair<lua_Integer, Font*> fontmap_pair_t;
typedef std::map<lua_Integer, Font*> fontmap_t;
typedef fontmap_t::iterator fontmap_iterator_t;

typedef std::pair<lua_Integer, fb_pixel_t*> screenmap_pair_t;
typedef std::map<lua_Integer, fb_pixel_t*> screenmap_t;
typedef screenmap_t::iterator screenmap_iterator_t;

struct table_key {
	const char *name;
	lua_Integer code;
};

struct table_key_u {
	const char *name;
	lua_Unsigned code;
};

struct lua_envexport {
	const char *name;
	table_key *t;
};

struct lua_envexport_u {
	const char *name;
	table_key_u *t;
};

/* this is stored as userdata in the lua_State */
struct CLuaData
{
	CFBWindow *fbwin;
	CRCInput *rcinput;
	fontmap_t fontmap;
	screenmap_t screenmap;
};

bool _luaL_checkbool(lua_State *L, int numArg);

void paramBoolDeprecated(lua_State *L, const char* val);
void paramDeprecated(lua_State *L, const char* oldParam, const char* newParam);
void functionDeprecated(lua_State *L, const char* oldFunc, const char* newFunc);
void obsoleteHideParameter(lua_State *L);
lua_Unsigned checkMagicMask(lua_Unsigned col);

bool tableLookup(lua_State*, const char*, std::string&);
bool tableLookup(lua_State*, const char*, lua_Integer&);
bool tableLookup(lua_State*, const char*, lua_Unsigned&);
bool tableLookup(lua_State*, const char*, void**);
bool tableLookup(lua_State*, const char*, bool &value);

#endif // _LUAINSTANCEHELPERS_H