/* vim: set sw=4 ts=4 sts=4 et: */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include <stdio.h>

#include "Efreet.h"
#include "efreet_private.h"

/* FIXME: need a mmaped hash file that apps can share */

static Eina_Hash *icon_cache = NULL;

static void
path_free(const char *path)
{
    if (path == NON_EXISTING) return;
    eina_stringshare_del(path);
}

static void
icon_cache_add(void)
{
    if (icon_cache) return;
    icon_cache = eina_hash_string_superfast_new(EINA_FREE_CB(path_free));
}

void
efreet_cache_clear(void)
{
    if (!icon_cache) return;
    IF_FREE_HASH(icon_cache);
    icon_cache = NULL;
}

const char *
efreet_icon_hash_get(const char *theme_name, const char *icon, int size)
{
    const char *file;
    char buf[4096];

    if (!icon_cache) return NULL;
    snprintf(buf, sizeof(buf), "%s/::/%s/::/%i", theme_name, icon, size);
    file = eina_hash_find(icon_cache, buf);
    return file;
}

void
efreet_icon_hash_put(const char *theme_name, const char *icon, int size, const char *file)
{
    char buf[4096];

    icon_cache_add();
    if (!icon_cache) return;
    snprintf(buf, sizeof(buf), "%s/::/%s/::/%i", theme_name, icon, size);
    if (file == NON_EXISTING)
        eina_hash_add(icon_cache, buf, (void *)NON_EXISTING);
    else if (file)
        eina_hash_add(icon_cache, buf, (void *)eina_stringshare_add(file));
}