/*  RetroArch - A frontend for libretro.
 *  Copyright (C) 2010-2013 - Hans-Kristian Arntzen
 *  Copyright (C) 2011-2013 - 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 <sys/process.h>

#include "../../ps3/sdk_defines.h"
#include "../../ps3/ps3_input.h"

#include "../../console/rarch_console.h"
#include "../../conf/config_file.h"
#include "../../general.h"
#include "../../file.h"

#include "../menu/rmenu.h"

#define EMULATOR_CONTENT_DIR "SSNE10000"

#ifndef __PSL1GHT__
#define NP_POOL_SIZE (128*1024)
static uint8_t np_pool[NP_POOL_SIZE];
#endif

//TODO - not sure if stack size needs to be lower for Salamander
#ifdef IS_SALAMANDER
SYS_PROCESS_PARAM(1001, 0x100000)
#else
SYS_PROCESS_PARAM(1001, 0x200000)
#endif
   
#ifdef HAVE_MULTIMAN
#define MULTIMAN_SELF_FILE "/dev_hdd0/game/BLES80608/USRDIR/RELOAD.SELF"
#endif

#ifdef IS_SALAMANDER
#include <netex/net.h>
#include <np.h>
#include <np/drm.h>
#include <cell/pad.h>
#include <cell/sysmodule.h>

static void find_and_set_first_file(void)
{
   //Last fallback - we'll need to start the first executable file 
   // we can find in the RetroArch cores directory

   char first_file[PATH_MAX];
   find_first_libretro_core(first_file, sizeof(first_file), default_paths.core_dir, "SELF");

   if(first_file)
   {
      snprintf(default_paths.libretro_path, sizeof(default_paths.libretro_path), 
            "%s/%s", default_paths.core_dir, first_file);
      RARCH_LOG("libretro_path now set to: %s.\n", default_paths.libretro_path);
   }
   else
      RARCH_ERR("Failed last fallback - RetroArch Salamander will exit.\n");
}

static void salamander_init_settings(void)
{
   CellPadData pad_data;
   cellPadInit(7);

   cellPadGetData(0, &pad_data);

   if(pad_data.button[CELL_PAD_BTN_OFFSET_DIGITAL2] & CELL_PAD_CTRL_TRIANGLE)
   {
      //override path, boot first executable in cores directory
      RARCH_LOG("Fallback - Will boot first executable in RetroArch cores/ directory.\n");
      find_and_set_first_file();
   }
   else
   {
      //normal executable loading path
      char tmp_str[PATH_MAX];
      bool config_file_exists = false;

      if(path_file_exists(default_paths.config_path))
         config_file_exists = true;

      //try to find CORE executable
      char core_executable[1024];
      snprintf(core_executable, sizeof(core_executable), "%s/CORE.SELF", default_paths.core_dir);

      if(path_file_exists(core_executable))
      {
         //Start CORE executable
         snprintf(default_paths.libretro_path, sizeof(default_paths.libretro_path), core_executable);
         RARCH_LOG("Start [%s].\n", default_paths.libretro_path);
      }
      else
      {
         if(config_file_exists)
         {
            config_file_t * conf = config_file_new(default_paths.config_path);
            config_get_array(conf, "libretro_path", tmp_str, sizeof(tmp_str));
            config_file_free(conf);
            snprintf(default_paths.libretro_path, sizeof(default_paths.libretro_path), tmp_str);
         }

         if(!config_file_exists || !strcmp(default_paths.libretro_path, ""))
         {
            find_and_set_first_file();
         }
         else
         {
            RARCH_LOG("Start [%s] found in retroarch.cfg.\n", default_paths.libretro_path);
         }

         if (!config_file_exists)
         {
            config_file_t *new_conf = config_file_new(NULL);
            config_set_string(new_conf, "libretro_path", default_paths.libretro_path);
            config_file_write(new_conf, default_paths.config_path);
            config_file_free(new_conf);
         }
      }
   }

   cellPadEnd();

}

#endif

#ifdef HAVE_SYSUTILS
static void callback_sysutil_exit(uint64_t status, uint64_t param, void *userdata)
{
   (void)param;
   (void)userdata;
   (void)status;

#ifndef IS_SALAMANDER
#ifdef HAVE_OSKUTIL
   oskutil_params *osk = &g_extern.console.misc.oskutil_handle;
#endif
   gl_t *gl = driver.video_data;

   switch (status)
   {
      case CELL_SYSUTIL_REQUEST_EXITGAME:
         gl->quitting = true;
         g_extern.lifecycle_mode_state &= ~((1ULL << MODE_MENU) | (1ULL << MODE_MENU_INGAME) | (1ULL << MODE_GAME));
         g_extern.lifecycle_mode_state |= (1ULL << MODE_EXIT);
         break;
#ifdef HAVE_OSKUTIL
      case CELL_SYSUTIL_OSKDIALOG_LOADED:
         break;
      case CELL_SYSUTIL_OSKDIALOG_INPUT_CANCELED:
         RARCH_LOG("CELL_SYSUTIL_OSKDIALOG_INPUT_CANCELED.\n");
         pOskAbort(); //fall-through
      case CELL_SYSUTIL_OSKDIALOG_FINISHED:
         if (status == CELL_SYSUTIL_OSKDIALOG_FINISHED)
            RARCH_LOG("CELL_SYSUTIL_OSKDIALOG_FINISHED.\n");

         pOskUnloadAsync(&osk->outputInfo);

         if (osk->outputInfo.result == CELL_OSKDIALOG_INPUT_FIELD_RESULT_OK)
         {
            RARCH_LOG("Setting MODE_OSK_ENTRY_SUCCESS.\n");
            g_extern.lifecycle_mode_state |= (1ULL << MODE_OSK_ENTRY_SUCCESS);
         }
         else
         {
            RARCH_LOG("Setting MODE_OSK_ENTRY_FAIL.\n");
            g_extern.lifecycle_mode_state |= (1ULL << MODE_OSK_ENTRY_FAIL);
         }

         osk->flags &= ~OSK_IN_USE;
         break;
      case CELL_SYSUTIL_OSKDIALOG_UNLOADED:
         RARCH_LOG("CELL_SYSUTIL_OSKDIALOG_UNLOADED.\n");
         sys_memory_container_destroy(g_extern.console.misc.oskutil_handle.containerid);
         break;
#endif
   }
#endif
}
#endif

#ifdef __PSL1GHT__
void menu_init (void)
{
}

bool menu_iterate(void)
{
   strlcpy(g_extern.fullpath, "/dev_hdd0/game/SSNE10000/USRDIR/mm3.nes", sizeof(g_extern.fullpath));
   g_extern.lifecycle_mode_state |= (1ULL << MODE_LOAD_GAME);

   return false;
}

void menu_free (void)
{
}
#endif

static void get_environment_settings(int argc, char *argv[])
{
   int ret;
   unsigned int get_type;
   unsigned int get_attributes;
   CellGameContentSize size;
   char dirName[CELL_GAME_DIRNAME_SIZE];
   char contentInfoPath[PATH_MAX];

#ifdef HAVE_MULTIMAN
   /* not launched from external launcher, set default path */
   if(path_file_exists(MULTIMAN_SELF_FILE) && argc > 1 &&  path_file_exists(argv[1]))
   {
      g_extern.lifecycle_mode_state |= (1ULL << MODE_EXTLAUNCH_MULTIMAN);
      RARCH_LOG("Started from multiMAN, auto-game start enabled.\n");
   }
   else
#endif
#ifndef IS_SALAMANDER
   {
      g_extern.lifecycle_mode_state |= (1ULL << MODE_EXTLAUNCH_SALAMANDER);
      RARCH_WARN("Started from Salamander, auto-game start disabled.\n");
   }
#endif

   memset(&size, 0x00, sizeof(CellGameContentSize));

   ret = cellGameBootCheck(&get_type, &get_attributes, &size, dirName);
   if(ret < 0)
   {
      RARCH_ERR("cellGameBootCheck() Error: 0x%x.\n", ret);
   }
   else
   {
      RARCH_LOG("cellGameBootCheck() OK.\n");
      RARCH_LOG("Directory name: [%s].\n", dirName);
      RARCH_LOG(" HDD Free Size (in KB) = [%d] Size (in KB) = [%d] System Size (in KB) = [%d].\n", size.hddFreeSizeKB, size.sizeKB, size.sysSizeKB);

      switch(get_type)
      {
         case CELL_GAME_GAMETYPE_DISC:
            RARCH_LOG("RetroArch was launched on Optical Disc Drive.\n");
            break;
         case CELL_GAME_GAMETYPE_HDD:
            RARCH_LOG("RetroArch was launched on HDD.\n");
            break;
      }

      if((get_attributes & CELL_GAME_ATTRIBUTE_APP_HOME) == CELL_GAME_ATTRIBUTE_APP_HOME)
         RARCH_LOG("RetroArch was launched from host machine (APP_HOME).\n");

      ret = cellGameContentPermit(contentInfoPath, default_paths.port_dir);

#ifdef HAVE_MULTIMAN
      if (g_extern.lifecycle_mode_state & (1ULL << MODE_EXTLAUNCH_MULTIMAN))
      {
         snprintf(contentInfoPath, sizeof(contentInfoPath), "/dev_hdd0/game/%s", EMULATOR_CONTENT_DIR);
         snprintf(default_paths.port_dir, sizeof(default_paths.port_dir), "/dev_hdd0/game/%s/USRDIR", EMULATOR_CONTENT_DIR);
      }
#endif

      if(ret < 0)
      {
         RARCH_ERR("cellGameContentPermit() Error: 0x%x\n", ret);
      }
      else
      {
         RARCH_LOG("cellGameContentPermit() OK.\n");
         RARCH_LOG("contentInfoPath : [%s].\n", contentInfoPath);
         RARCH_LOG("usrDirPath : [%s].\n", default_paths.port_dir);
      }

      snprintf(default_paths.core_dir, sizeof(default_paths.core_dir), "%s/cores", default_paths.port_dir);
      snprintf(default_paths.savestate_dir, sizeof(default_paths.savestate_dir), "%s/savestates", default_paths.core_dir);
      snprintf(default_paths.filesystem_root_dir, sizeof(default_paths.filesystem_root_dir), "/");
      snprintf(default_paths.filebrowser_startup_dir, sizeof(default_paths.filebrowser_startup_dir), default_paths.filesystem_root_dir);
      snprintf(default_paths.sram_dir, sizeof(default_paths.sram_dir), "%s/sram", default_paths.core_dir);

      snprintf(default_paths.system_dir, sizeof(default_paths.system_dir), "%s/system", default_paths.core_dir);

      /* now we fill in all the variables */
      snprintf(default_paths.menu_border_file, sizeof(default_paths.menu_border_file), "%s/borders/Menu/main-menu_1080p.png", default_paths.core_dir);
      snprintf(default_paths.cgp_dir, sizeof(default_paths.cgp_dir), "%s/presets", default_paths.core_dir);
      snprintf(default_paths.input_presets_dir, sizeof(default_paths.input_presets_dir), "%s/input", default_paths.cgp_dir);
      snprintf(default_paths.border_dir, sizeof(default_paths.border_dir), "%s/borders", default_paths.core_dir);
#if defined(HAVE_CG) || defined(HAVE_GLSL)
      snprintf(default_paths.shader_dir, sizeof(default_paths.shader_dir), "%s/shaders", default_paths.core_dir);
#endif

#ifdef IS_SALAMANDER
      snprintf(default_paths.config_path, sizeof(default_paths.config_path), "%s/retroarch.cfg", default_paths.port_dir);
#else
      snprintf(g_extern.config_path, sizeof(g_extern.config_path), "%s/retroarch.cfg", default_paths.port_dir);
#endif
   }
}

static void system_init(void)
{
#ifdef HAVE_SYSUTILS
   RARCH_LOG("Registering system utility callback...\n");
   cellSysutilRegisterCallback(0, callback_sysutil_exit, NULL);
#endif

#ifdef HAVE_SYSMODULES

#ifdef HAVE_FREETYPE
   cellSysmoduleLoadModule(CELL_SYSMODULE_FONT);
   cellSysmoduleLoadModule(CELL_SYSMODULE_FREETYPE);
   cellSysmoduleLoadModule(CELL_SYSMODULE_FONTFT);
#endif

   cellSysmoduleLoadModule(CELL_SYSMODULE_IO);
   cellSysmoduleLoadModule(CELL_SYSMODULE_FS);
#ifndef __PSL1GHT__
   cellSysmoduleLoadModule(CELL_SYSMODULE_SYSUTIL_GAME);
#endif
#ifndef IS_SALAMANDER
#ifndef __PSL1GHT__
   cellSysmoduleLoadModule(CELL_SYSMODULE_AVCONF_EXT);
#endif
   cellSysmoduleLoadModule(CELL_SYSMODULE_PNGDEC);
   cellSysmoduleLoadModule(CELL_SYSMODULE_JPGDEC);
#endif
   cellSysmoduleLoadModule(CELL_SYSMODULE_NET);
   cellSysmoduleLoadModule(CELL_SYSMODULE_SYSUTIL_NP);
#endif

#ifndef __PSL1GHT__
   sys_net_initialize_network();
#endif

#if defined(HAVE_LOGGER) || defined(HAVE_FILE_LOGGER)
   inl_logger_init();
#endif

#ifndef __PSL1GHT__
   sceNpInit(NP_POOL_SIZE, np_pool);
#endif
}

static void system_post_init(void)
{
#if (CELL_SDK_VERSION > 0x340000) && !defined(__PSL1GHT__)
   if (g_extern.lifecycle_mode_state & (1ULL << MODE_VIDEO_SCREENSHOTS_ENABLE))
   {
#ifdef HAVE_SYSMODULES
      cellSysmoduleLoadModule(CELL_SYSMODULE_SYSUTIL_SCREENSHOT);
#endif
#ifdef HAVE_SYSUTILS
      CellScreenShotSetParam screenshot_param = {0, 0, 0, 0};

      screenshot_param.photo_title = "RetroArch PS3";
      screenshot_param.game_title = "RetroArch PS3";
      cellScreenShotSetParameter (&screenshot_param);
      cellScreenShotEnable();
#endif
   }
#ifdef HAVE_SYSUTILS
   if (g_extern.lifecycle_mode_state & (1ULL << MODE_AUDIO_CUSTOM_BGM_ENABLE))
      cellSysutilEnableBgmPlayback();
#endif
#endif

#ifdef HAVE_OSKUTIL
   oskutil_params *osk = &g_extern.console.misc.oskutil_handle;
   oskutil_init(osk, 0);
#endif
}

static void system_process_args(int argc, char *argv[])
{
#ifdef HAVE_MULTIMAN
   if (g_extern.lifecycle_mode_state & (1ULL << MODE_EXTLAUNCH_MULTIMAN))
   {
      RARCH_LOG("Started from multiMAN, will auto-start game.\n");
      strlcpy(g_extern.fullpath, argv[1], sizeof(g_extern.fullpath));
      g_extern.lifecycle_mode_state &= ~(1ULL << MODE_MENU);
      g_extern.lifecycle_mode_state |= (1ULL << MODE_INIT);
   }
#endif
}

static void system_deinit(void)
{
#ifndef IS_SALAMANDER

#if defined(HAVE_LOGGER) || defined(HAVE_FILE_LOGGER)
   inl_logger_deinit();
#endif

#if defined(HAVE_SYSMODULES)

#ifdef HAVE_FREETYPE
   /* Freetype font PRX */
   cellSysmoduleLoadModule(CELL_SYSMODULE_FONTFT);
   cellSysmoduleUnloadModule(CELL_SYSMODULE_FREETYPE);
   cellSysmoduleUnloadModule(CELL_SYSMODULE_FONT);
#endif

#ifndef __PSL1GHT__
   /* screenshot PRX */
   if (g_extern.lifecycle_mode_state & (1ULL << MODE_VIDEO_SCREENSHOTS_ENABLE))
      cellSysmoduleUnloadModule(CELL_SYSMODULE_SYSUTIL_SCREENSHOT);
#endif

   cellSysmoduleUnloadModule(CELL_SYSMODULE_JPGDEC);
   cellSysmoduleUnloadModule(CELL_SYSMODULE_PNGDEC);

#ifndef __PSL1GHT__
   /* system game utility PRX */
   cellSysmoduleUnloadModule(CELL_SYSMODULE_AVCONF_EXT);
   cellSysmoduleUnloadModule(CELL_SYSMODULE_SYSUTIL_GAME);
#endif

#endif

#endif
}

static void system_deinit_save(void)
{
}

static void system_exitspawn(void)
{
#ifdef HAVE_RARCH_EXEC
#ifdef HAVE_MULTIMAN 
   if (g_extern.lifecycle_mode_state & (1ULL << MODE_EXITSPAWN_MULTIMAN))
   {
      RARCH_LOG("Boot Multiman: %s.\n", MULTIMAN_SELF_FILE);
      strlcpy(g_extern.fullpath, MULTIMAN_SELF_FILE, sizeof(g_extern.fullpath));
   }
#endif

#ifdef IS_SALAMANDER
   rarch_console_exec(default_paths.libretro_path);

   cellSysmoduleUnloadModule(CELL_SYSMODULE_SYSUTIL_GAME);
   cellSysmoduleLoadModule(CELL_SYSMODULE_FS);
   cellSysmoduleLoadModule(CELL_SYSMODULE_IO);
#else
   rarch_console_exec(g_extern.fullpath);
#endif

#endif

}