#include "bbsconfig.h"

int config_default()
{
#ifdef CONFIG_TODO
	g_config.todo_dir = CONFIG_TODO_DEFAULT_FILE;
#endif
	//g_config.todo_files = llist_new();
	g_config.todo_files = NULL;

#ifdef CONFIG_ARTICLES
	g_config.article_dir = CONFIG_ARTICLES_DEFAULT_DIR;
#else
	g_config.article_dir = NULL;
#endif

#ifdef CONFIG_LOGIN
	g_config.user_dir = CONFIG_USER_DEFAULT_DIR;
#else
	g_config.user_dir = NULL;
#endif

	g_config.root_dir = "./";

	g_config.syslog = 0;
	g_config.debug = 0;
	return 0;
}

/*
bbs config file 
[bbs]
rootdir string
tododir string
articledir string
userdir string
syslog int
*/

/*
bbs_cfg_handler - callback for parsing ini file and obtain values
*/
static int bbs_cfg_handler( void *user, const char *section, const char *name, 
                             const char *value )
{
	bbs_config *cfg = (bbs_config *)user;
#define MATCH(s,n) strcmp(section,s) == 0 && strcmp(name,n)==0

	if ( MATCH("bbs","rootdir") )
	{
		cfg->root_dir = strdup( value );
	} else if ( MATCH("bbs","tododir") )
	{
		cfg->todo_dir = strdup( value );
	} else if ( MATCH("bbs","articledir") )
	{
		cfg->article_dir = strdup( value );
	} else if ( MATCH("bbs","userdir") )
	{
		cfg->user_dir = strdup( value );
	} else if ( MATCH("bbs","syslog") )
	{
		cfg->syslog = atoi( value )&0x01;
	}
#undef MATCH
	return 1;

}

int config_from_ini( const char *config_file )
{
	int ret=-1;

	bbs_config cfg;
	memset( (void *)&cfg, 0, sizeof(bbs_config));

	ASSERT(config_file != NULL);

	//check patch if file excists
	if ( access(config_file, R_OK) < 0 )
	{
		printf("Cannot open ini config file: %s\n", strerror(errno));
		ret = -1;
		return ret;
	}


	//parse config file
	if ( ini_parse( config_file, bbs_cfg_handler, &cfg ) < 0 )
	{
		printf("Cannot parse config file\n");
		ret = -1;
	}

	g_config = cfg;

	return ret;
}


int config_from_argv( int argc, char **argv )
{
	int ret=-1;
	int c=0;
	int iflag=0;
	char *ini_file_dir=NULL;

	while ( (c = getopt(argc, argv, "a:i:r:u:st:")) != -1 )
	{
		switch (c)
		{
			case 'a':
				g_config.article_dir = optarg;
				break;
			case 'i':
				iflag = 1;
				ini_file_dir = optarg;
				break;
			case 'r':
				g_config.root_dir = optarg;
				break;
			case 'u':
				g_config.user_dir = optarg;
				break;
			case 's':
				g_config.syslog = 1;
				break;
			case 't':
				g_config.todo_dir = optarg;
				break;
			case '?':
				if (( optopt == 'a') || (optopt == 'i') || (optopt == 'r') ||
					(optopt == 'u') || (optopt == 't'))
					printf("Option -%c requires argument\n", optopt );
				else if( isprint(c) )
					printf("Unknown option -%c\n", optopt);
				else
					printf("Unknown option character\n");

				break;
			default:
				printf("Unknown option\n");
				ret = -1;
		}
	}

	if ( iflag == 1)
	{
		config_from_ini( ini_file_dir );
	}

	return ret;
}

char* config_to_str( size_t max_size )
{
	char *str = malloc( max_size );
	if (str == NULL)
		return NULL;



	return str;
}