/*  RetroArch - A frontend for libretro.
 *  Copyright (C) 2011-2015 - Daniel De Matteis
 *
 *  RetroArch 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 Found-
 *  ation, either version 3 of the License, or (at your option) any later version.
 *
 *  RetroArch 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 RetroArch.
 *  If not, see <http://www.gnu.org/licenses/>.
 */

#include <file/file_path.h>
#include <rhash.h>

#include "menu.h"
#include "menu_entries_cbs.h"
#include "menu_setting.h"
#include "menu_input.h"
#include "menu_navigation.h"

#include <file/file_extract.h>
#include "../config.def.h"
#include "../retroarch.h"
#include "../runloop.h"
#include "../file_ops.h"

#include <rhash.h>

void menu_entries_common_load_content(bool persist)
{
   menu_handle_t *menu = menu_driver_get_ptr();
   if (!menu)
      return;

   event_command(persist ? EVENT_CMD_LOAD_CONTENT_PERSIST : EVENT_CMD_LOAD_CONTENT);

   menu_list_flush_stack(menu->menu_list, NULL, MENU_SETTINGS);
   menu->msg_force = true;
}

#ifdef HAVE_NETWORKING
/* HACK - we have to find some way to pass state inbetween
 * function pointer callback functions that don't necessarily
 * call each other. */

#ifdef HAVE_ZLIB
static int zlib_extract_core_callback(const char *name, const char *valid_exts,
      const uint8_t *cdata, unsigned cmode, uint32_t csize, uint32_t size,
      uint32_t crc32, void *userdata)
{
   char path[PATH_MAX_LENGTH];

   /* Make directory */
   fill_pathname_join(path, (const char*)userdata, name, sizeof(path));
   path_basedir(path);

   if (!path_mkdir(path))
   {
      RARCH_ERR("Failed to create directory: %s.\n", path);
      return 0;
   }

   /* Ignore directories. */
   if (name[strlen(name) - 1] == '/' || name[strlen(name) - 1] == '\\')
      return 1;

   fill_pathname_join(path, (const char*)userdata, name, sizeof(path));

   RARCH_LOG("path is: %s, CRC32: 0x%x\n", path, crc32);

   if (!zlib_perform_mode(path, valid_exts,
            cdata, cmode, csize, size, crc32, userdata))
   {
      if (cmode == 0)
      {
         RARCH_ERR("Failed to write file: %s.\n", path);
         return 0;
      }
      goto error;
   }

   return 1;

error:
   RARCH_ERR("Failed to deflate to: %s.\n", path);
   return 0;
}
#endif

int cb_core_updater_download(void *data, size_t len)
{
   const char* file_ext = NULL;
   char output_path[PATH_MAX_LENGTH], msg[PATH_MAX_LENGTH];
   settings_t *settings = config_get_ptr();

   if (!data)
      return -1;

   fill_pathname_join(output_path, settings->libretro_directory,
         core_updater_path, sizeof(output_path));

   if (!write_file(output_path, data, len))
      return -1;
   
   snprintf(msg, sizeof(msg), "Download complete: %s.",
         core_updater_path);

   rarch_main_msg_queue_push(msg, 1, 90, true);

#ifdef HAVE_ZLIB
   file_ext = path_get_extension(output_path);

   if (!settings->network.buildbot_auto_extract_archive)
      return 0;

   if (!strcasecmp(file_ext,"zip"))
   {
      if (!zlib_parse_file(output_path, NULL, zlib_extract_core_callback,

               (void*)settings->libretro_directory))
         RARCH_LOG("Could not process ZIP file.\n");
   }
#endif

   return 0;
}
#endif

int menu_entries_common_is_settings_entry(const char *label)
{
   uint32_t    hash = djb2_calculate(label);
   const char* str  = NULL;

   switch (hash)
   {
      case MENU_LABEL_DRIVER_SETTINGS:
         str = "Driver Settings";
         break;
      case MENU_LABEL_CORE_SETTINGS:
         str = "Core Settings";
         break;
      case MENU_LABEL_CONFIGURATION_SETTINGS:
         str = "Configuration Settings";
         break;
      case MENU_LABEL_LOGGING_SETTINGS:
         str = "Logging Settings";
         break;
      case MENU_LABEL_SAVING_SETTINGS:
         str = "Saving Settings";
         break;
      case MENU_LABEL_REWIND_SETTINGS:
         str = "Rewind Settings";
         break;
      case MENU_LABEL_VIDEO_SETTINGS:
         str = "Video Settings";
         break;
      case MENU_LABEL_RECORDING_SETTINGS:
         str = "Recording Settings";
         break;
      case MENU_LABEL_FRAME_THROTTLE_SETTINGS:
         str = "Frame Throttle Settings";
         break;
      case MENU_LABEL_SHADER_SETTINGS:
         str = "Shader Settings";
         break;
      case MENU_LABEL_ONSCREEN_DISPLAY_SETTINGS:
         str = "Onscreen Display Settings";
         break;
      case MENU_LABEL_AUDIO_SETTINGS:
         str = "Audio Settings";
         break;
      case MENU_LABEL_INPUT_SETTINGS:
         str = "Input Settings";
         break;
      case MENU_LABEL_INPUT_HOTKEY_SETTINGS:
         str = "Input Hotkey Settings";
         break;
      case MENU_LABEL_OVERLAY_SETTINGS:
         str = "Overlay Settings";
         break;
      case MENU_LABEL_ONSCREEN_KEYBOARD_OVERLAY_SETTINGS:
         str = "Onscreen Keyboard Overlay Settings";
         break;
      case MENU_LABEL_MENU_SETTINGS:
         str = "Menu Settings";
         break;
      case MENU_LABEL_UI_SETTINGS:
         str = "UI Settings";
         break;
      case MENU_LABEL_PATCH_SETTINGS:
         str = "Patch Settings";
         break;
      case MENU_LABEL_PLAYLIST_SETTINGS:
         str = "Playlist Settings";
         break;
      case MENU_LABEL_CORE_UPDATER_SETTINGS:
         str = "Core Updater Settings";
         break;
      case MENU_LABEL_NETWORK_SETTINGS:
         str = "Network Settings";
         break;
      case MENU_LABEL_ARCHIVE_SETTINGS:
         str = "Archive Settings";
         break;
      case MENU_LABEL_USER_SETTINGS:
         str = "User Settings";
         break;
      case MENU_LABEL_DIRECTORY_SETTINGS:
         str = "Directory Settings";
         break;
      case MENU_LABEL_PRIVACY_SETTINGS:
         str = "Privacy Settings";
         break;
      default:
         RARCH_LOG("unknown hash: %d\n", hash);
         return 0;
   }

   return !strcmp(label, str);
}

void menu_entries_cbs_init(void *data,
      const char *path, const char *label,
      unsigned type, size_t idx)
{
   char elem0[PATH_MAX_LENGTH], elem1[PATH_MAX_LENGTH];
   struct string_list *str_list = NULL;
   const char *menu_label       = NULL;
   menu_file_list_cbs_t *cbs    = NULL;
   file_list_t *list            = (file_list_t*)data;
   menu_handle_t *menu          = menu_driver_get_ptr();
   uint32_t label_hash = 0, menu_label_hash = 0;
   if (!menu)
      return;

   if (!list)
      return;

   if (!(cbs = (menu_file_list_cbs_t*)list->list[idx].actiondata))
      return;

   menu_list_get_last_stack(menu->menu_list,
         NULL, &menu_label, NULL);

   if (label)
      str_list = string_split(label, "|");

   if (str_list && str_list->size > 0)
      strlcpy(elem0, str_list->elems[0].data, sizeof(elem0));
   else elem0[0]='\0';
   if (str_list && str_list->size > 1)
      strlcpy(elem1, str_list->elems[1].data, sizeof(elem1));
   else elem1[0]='\0';

   if (str_list)
   {
      string_list_free(str_list);
      str_list = NULL;
   }

   label_hash      = djb2_calculate(label);
   menu_label_hash = djb2_calculate(menu_label);

   menu_entries_cbs_init_bind_ok(cbs, path, label, type, idx, elem0, elem1, menu_label, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_cancel(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_scan(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_start(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_select(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_info(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_content_list_switch(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_up(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_down(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_left(cbs, path, label, type, idx, elem0, elem1, menu_label, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_right(cbs, path, label, type, idx, elem0, elem1, menu_label, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_deferred_push(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_refresh(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_iterate(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_get_string_representation(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
   menu_entries_cbs_init_bind_title(cbs, path, label, type, idx, elem0, elem1, label_hash, menu_label_hash);
}