/*
 * String utilities
 *
 * Copyright (C) 2017  Patrick McDermott
 *
 * This file is part of Marquee.
 *
 * Marquee 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 3 of the License, or
 * (at your option) any later version.
 *
 * Marquee 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 Marquee.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "string.h"

#include <inttypes.h>
#include <stdio.h>

gint64
mq_atoi64(const gchar *a)
{
	gint64 i64;

	if (sscanf(a, "%" SCNd64, &i64)) {
		return i64;
	} else {
		return 0;
	}
}

GHashTable *
mq_parse_query_string(gchar *str)
{
	GHashTable *hash_table;
	gchar      *key;
	gchar      *val;

	hash_table = g_hash_table_new_full(g_str_hash, g_str_equal,
		g_free, g_free);

	while (*str) {
		key = str;
		for (; *str && *str != '='; ++str);
		if (!*str) {
			g_hash_table_insert(hash_table,
				g_uri_unescape_string(key, NULL), NULL);
			break;
		}
		*str = '\0';
		val = ++str;
		for (; *str && *str != '&'; ++str);
		if (!*str) {
			g_strdelimit(val, "+", ' ');
			g_hash_table_insert(hash_table,
				g_uri_unescape_string(key, NULL),
				g_uri_unescape_string(val, NULL));
			break;
		}
		*str = '\0';
		g_strdelimit(val, "+", ' ');
		g_hash_table_insert(hash_table,
			g_uri_unescape_string(key, NULL),
			g_uri_unescape_string(val, NULL));
		++str;
	}

	return hash_table;
}