/+junk/c_sdl_joypad_ducktape

#ifndef __H_JS_PARSER__

#define __H_JS_PARSER__

/** @file

 * This is based of MozJS/Spidermonkey from mozilla, pleace see 

 * .../js/jsapi.h for more information on the licenses used.

 *

 * This file, as the rest of the project is under MIT license.

 * see http://opensource.org/licenses/MIT

 *

 * Author Gustav Hartvigsson <gustav.hartvigsson _at_ gmail.com> 2014

 *

 * Thanks to:

 * https://btwotch.wordpress.com/2013/03/05/embedding-javascript-via-spidermonkey-into-c/

 */

#include <js/jsapi.h>

#include "Game.h"

/**

 * The maximum size of the memory after which GC is run.

 */

#define JS_RUNTIME_SIZE 1024*64

/******************************************************************************/

/**

 * The data structure that represents the EcmaScript/JavaScript parser/engine

 * that can be used when creating games.

 */

typedef struct GameJSParser {

  GameJSParserLoadDataFunc load_data_func;

  GameJSParserDumpDataFunc dump_data_func;

  JSRuntime * js_rt;

  JSContext * js_cx;

  JSObject * js_global;

  JSFunctionSpec * js_global_funcs; /**< Treat as an array, end with NULL */

  Game * game; /**< DO NOT FREE! */

  char * game_script_file_name;

  char * game_script;

} GameJSParser;

/**

 * Function prototype to be used for loading context data, this is user-defined

 * so any data can be loaded into the JS context.

 */

typedef void (* GameJSParserLoadDataFunc)(GameJSParser * self, void * data);

/**

 * Function that is used to dump data from the JS context, it is user-defined.

 */

typedef void * (* GameJSParserDumpDataFunc)(GameJSParser * self);

/******************************************************************************/

/**

 * Need to know a bit about the game, like screen and renderer and such.

 *

 * Note that file_name and script parameters are mutually exclusive. If both are

 * set, the function will return NULL, and print an error to stderr.

 */

GameJSParser * game_js_parser_new (Game * game,

                                   char * file_name,

                                   char * script);

/**

 * 

 */

void game_js_parser_free (GameJSParser * self);

/**

 * 

 */

void game_js_parser_set_settings_loader (GameJSParser * self,

                                              GameJSParserLoadDataFunc func);

void game_js_parser_set_settings_dump (GameJSParser * self,

                                              GameJSParserDumpDataFunc func);

void * game_js_parser_load_settings (GameJSParser * self, void * data);

void * game_js_parser_dump_settings (GameJSParser * self);

/**

 * This just wraps JS_DefineFunction:

 * https://developer.mozilla.org/en-US/docs/SpiderMonkey/JSAPI_Reference/JS_DefineFunction

 */

void game_js_parser_add_js_global_callback (GameJSParser * self,

                                            const char * name,

                                            JSNative call,

                                            uint16 nargs,

                                            uint16 flags);

void game_js_parser_add_js_private_callback (GameJSParser * self,

                                            JSObject * context,

                                            const char * name,

                                            JSNative call,

                                            uint16 nargs,

                                            uint16 flags);

void game_js_parser_run (GameJSParser * self);

/******************************************************************************/

#endif