#include <dirent.h>
#include <unistd.h>
#include <algorithm>
#include <sys/stat.h>
#include "menu.hpp"
#include "lockMutex.hpp"
#include "channel/nand.hpp"
#include "loader/cios.h"
#include "loader/nk.h"

// NandEmulation menu
s16 m_nandemuLblTitle;
s16 m_nandemuBtnBack;
s16 m_nandemuLblPage;
s16 m_nandemuBtnPageM;
s16 m_nandemuBtnPageP;
s16 m_nandemuLblUser[4];

s16 m_nandfileLblMessage;
s16 m_nandemuLblMessage;
s16 m_nandfileLblDialog;
s16 m_nandfinLblDialog;
s16 m_nandemuLblDialog;
s16 m_nandfilePBar;
s16 m_nandemuPBar;

TexData m_nandemuBg;

int nandemuPage = 1;
int curEmuNand = 0;
int curSavesNand = 0;
vector<string> emuNands;
vector<string> savesNands;
bool m_nandext;
bool m_nanddump;
bool m_sgdump;
bool m_saveall;

static inline int loopNum(int i, int s)
{
	return (i + s) % s;
}

void CMenu::_hideNandEmu(bool instant)
{
	m_btnMgr.hide(m_nandemuLblTitle, instant);
	m_btnMgr.hide(m_nandemuBtnBack, instant);
	m_btnMgr.hide(m_nandemuLblPage, instant);
	m_btnMgr.hide(m_nandemuBtnPageM, instant);
	m_btnMgr.hide(m_nandemuBtnPageP, instant);
	for(u8 i = 0; i < ARRAY_SIZE(m_nandemuLblUser); ++i)
		if(m_nandemuLblUser[i] != -1)
			m_btnMgr.hide(m_nandemuLblUser[i], instant); 
	
	_hideConfigButtons(instant);
}

void CMenu::_showNandEmu(void)
{
	_setBg(m_nandemuBg, m_nandemuBg);
	m_btnMgr.setText(m_nandemuLblTitle, _t("cfgne10", L"NAND Emulation Settings"));
	m_btnMgr.show(m_nandemuLblTitle);
	m_btnMgr.show(m_nandemuBtnBack);
	for(u8 i = 0; i < ARRAY_SIZE(m_nandemuLblUser); ++i)
		if(m_nandemuLblUser[i] != -1)
			m_btnMgr.show(m_nandemuLblUser[i]);
	
	m_btnMgr.setText(m_nandemuLblPage, wfmt(L"%i / 3", nandemuPage));
	m_btnMgr.show(m_nandemuLblPage);
	m_btnMgr.show(m_nandemuBtnPageM);
	m_btnMgr.show(m_nandemuBtnPageP);
	
	_hideConfigButtons(true);

	if(nandemuPage == 1)
	{
		m_btnMgr.setText(m_configLbl1Val, m_cfg.getString(CHANNEL_DOMAIN, "current_emunand"));

		int i = min(max(0, m_cfg.getInt(CHANNEL_DOMAIN, "emulation", 0)), (int)ARRAY_SIZE(CMenu::_NandEmu) - 1);
		m_btnMgr.setText(m_configLbl2Val, _t(CMenu::_NandEmu[i].id, CMenu::_NandEmu[i].text));
		
		m_btnMgr.setText(m_configLbl3Val, m_cfg.getString(WII_DOMAIN, "current_save_emunand"));
		
		i = min(max(0, m_cfg.getInt(WII_DOMAIN, "save_emulation", 0)), (int)ARRAY_SIZE(CMenu::_GlobalSaveEmu) - 1);
		m_btnMgr.setText(m_configLbl4Val, _t(CMenu::_GlobalSaveEmu[i].id, CMenu::_GlobalSaveEmu[i].text));
		
		m_btnMgr.setText(m_configLbl1, _t("cfgne37", L"Select NAND"));
		m_btnMgr.setText(m_configLbl2, _t("cfgne1", L"NAND Emulation"));
		m_btnMgr.setText(m_configLbl3, _t("cfgne32", L"Select Saves NAND"));
		m_btnMgr.setText(m_configLbl4, _t("cfgne33", L"Saves NAND Emulation"));

		m_btnMgr.show(m_configLbl1);
		m_btnMgr.show(m_configLbl1Val);
		m_btnMgr.show(m_configBtn1P);
		m_btnMgr.show(m_configBtn1M);
		
		m_btnMgr.show(m_configLbl2);
		m_btnMgr.show(m_configLbl2Val);
		m_btnMgr.show(m_configBtn2P);
		m_btnMgr.show(m_configBtn2M);
			
		m_btnMgr.show(m_configLbl3);
		m_btnMgr.show(m_configLbl3Val);
		m_btnMgr.show(m_configBtn3P);
		m_btnMgr.show(m_configBtn3M);
		
		m_btnMgr.show(m_configLbl4);
		m_btnMgr.show(m_configLbl4Val);
		m_btnMgr.show(m_configBtn4P);
		m_btnMgr.show(m_configBtn4M);
	}
	else if(nandemuPage == 2)
	{
		m_btnMgr.setText(m_configLbl1, _t("part3", L"Emu NANDS Partition"));
		currentPartition = m_cfg.getInt(CHANNEL_DOMAIN, "partition", USB1);
		m_btnMgr.setText(m_configLbl1Val, upperCase(DeviceName[currentPartition]));

		m_btnMgr.setText(m_configLbl2, _t("cfgne38", L"Saves NAND Partition"));
		currentPartition = m_cfg.getInt(WII_DOMAIN, "savepartition");
		m_btnMgr.setText(m_configLbl2Val, upperCase(DeviceName[currentPartition]));
	
		m_btnMgr.setText(m_configLbl3, _t("cfgne40", L"Use Real NAND Config"));
		m_btnMgr.setText(m_configBtn3, m_cfg.getBool(CHANNEL_DOMAIN, "real_nand_config", false) ? _t("on", L"On") : _t("off", L"Off"));

		m_btnMgr.setText(m_configLbl4, _t("cfgne41", L"Use Real NAND Miis"));
		m_btnMgr.setText(m_configBtn4, m_cfg.getBool(CHANNEL_DOMAIN, "real_nand_miis", false) ? _t("on", L"On") : _t("off", L"Off"));
		
		m_btnMgr.show(m_configLbl1);
		m_btnMgr.show(m_configLbl1Val);
		m_btnMgr.show(m_configBtn1P);
		m_btnMgr.show(m_configBtn1M);
		
		m_btnMgr.show(m_configLbl2);
		m_btnMgr.show(m_configLbl2Val);
		m_btnMgr.show(m_configBtn2P);
		m_btnMgr.show(m_configBtn2M);
		
		m_btnMgr.show(m_configLbl3);
		m_btnMgr.show(m_configBtn3);
		
		m_btnMgr.show(m_configLbl4);
		m_btnMgr.show(m_configBtn4);
	}
	else
	{
		m_btnMgr.setText(m_configLbl1, _t("cfgne2", L"Extract Game Saves"));
		m_btnMgr.setText(m_configBtn1, _t("cfgne3", L"All"));
		m_btnMgr.setText(m_configBtn2, _t("cfgne4", L"Missing"));
		m_btnMgr.setText(m_configLbl3, _t("cfgne5", L"Extract NAND"));
		m_btnMgr.setText(m_configBtn3, _t("cfgne6", L"Start"));
		m_btnMgr.setText(m_configLbl4, _t("cfgne98", L"Install Wad"));
		m_btnMgr.setText(m_configBtn4, _t("cfgne99", L"Go"));
		
		m_btnMgr.show(m_configLbl1);
		m_btnMgr.show(m_configBtn1);
		m_btnMgr.show(m_configBtn2);
		
		m_btnMgr.show(m_configLbl3);
		m_btnMgr.show(m_configBtn3);
		
		m_btnMgr.show(m_configLbl4);
		m_btnMgr.show(m_configBtn4);
	}
}

int CMenu::_NandEmuCfg(void)
{	
	if(isWiiVC)
	{
		_error(_t("errboot7", L"Access denied in Wii VC mode."));
		return 0;
	}
	s8 direction;
	nandemuPage = 1;
	string ExtNand = "";
	string emuNand = m_cfg.getString(CHANNEL_DOMAIN, "current_emunand");
	lwp_t thread = 0;
	SetupInput();
	_getEmuNands();
	_showNandEmu();

	m_thrdStop = false;
	m_thrdMessageAdded = false;
	m_nandext = false;
	
	while(!m_exit)
	{
		_mainLoopCommon();
		if((BTN_MINUS_PRESSED || BTN_LEFT_PRESSED) || (BTN_A_PRESSED && m_btnMgr.selected(m_nandemuBtnPageM)))
		{
			if(nandemuPage == 1)
				nandemuPage = 3;
			else --nandemuPage;
			if(BTN_LEFT_PRESSED || BTN_MINUS_PRESSED)
				m_btnMgr.click(m_nandemuBtnPageM);
			_showNandEmu();
		}
		else if((BTN_PLUS_PRESSED || BTN_RIGHT_PRESSED) || (BTN_A_PRESSED && m_btnMgr.selected(m_nandemuBtnPageP)))
		{
			if(nandemuPage == 3)
				nandemuPage = 1;
			else
				++nandemuPage;
			if(BTN_RIGHT_PRESSED || BTN_PLUS_PRESSED)
				m_btnMgr.click(m_nandemuBtnPageP);
			_showNandEmu();
		}
		else if((BTN_HOME_PRESSED || BTN_B_PRESSED) && !m_thrdWorking)
			break;
		else if(BTN_UP_PRESSED && !m_thrdWorking)
			m_btnMgr.up();
		else if(BTN_DOWN_PRESSED && !m_thrdWorking)
			m_btnMgr.down();
		else if(BTN_A_PRESSED)
		{
			if(m_btnMgr.selected(m_nandemuBtnBack))
			{
				m_cfg.save();
				break;
			}
			if(nandemuPage == 1)
			{
				if(m_btnMgr.selected(m_configBtn1P) || m_btnMgr.selected(m_configBtn1M))
				{
					direction = m_btnMgr.selected(m_configBtn1P) ? 1 : -1;
					curEmuNand = loopNum(curEmuNand + direction, emuNands.size());
					m_cfg.setString(CHANNEL_DOMAIN, "current_emunand", emuNands[curEmuNand]);
					m_btnMgr.setText(m_configLbl1Val, emuNands[curEmuNand]);
				}
				else if(m_btnMgr.selected(m_configBtn2P) || m_btnMgr.selected(m_configBtn2M))
				{
					direction = m_btnMgr.selected(m_configBtn2P) ? 1 : -1;
					m_cfg.setInt(CHANNEL_DOMAIN, "emulation", loopNum(m_cfg.getInt(CHANNEL_DOMAIN, "emulation", 0) + direction, ARRAY_SIZE(CMenu::_NandEmu)));
					int i = min(max(0, m_cfg.getInt(CHANNEL_DOMAIN, "emulation", 0)), (int)ARRAY_SIZE(CMenu::_NandEmu) - 1);
					m_btnMgr.setText(m_configLbl2Val, _t(CMenu::_NandEmu[i].id, CMenu::_NandEmu[i].text));
				}
				else if(m_btnMgr.selected(m_configBtn3P) || m_btnMgr.selected(m_configBtn3M))
				{
					direction = m_btnMgr.selected(m_configBtn3P) ? 1 : -1;
					curSavesNand = loopNum(curSavesNand + direction, savesNands.size());
					m_cfg.setString(WII_DOMAIN, "current_save_emunand", savesNands[curSavesNand]);
					m_btnMgr.setText(m_configLbl3Val, savesNands[curSavesNand]);
				}
				else if(m_btnMgr.selected(m_configBtn4P) || m_btnMgr.selected(m_configBtn4M))
				{
					direction = m_btnMgr.selected(m_configBtn4P) ? 1 : -1;
					m_cfg.setInt(WII_DOMAIN, "save_emulation", loopNum(m_cfg.getInt(WII_DOMAIN, "save_emulation", 0) + direction, ARRAY_SIZE(CMenu::_GlobalSaveEmu)));
					int i = min(max(0, m_cfg.getInt(WII_DOMAIN, "save_emulation", 0)), (int)ARRAY_SIZE(CMenu::_GlobalSaveEmu) - 1);
					m_btnMgr.setText(m_configLbl4Val, _t(CMenu::_GlobalSaveEmu[i].id, CMenu::_GlobalSaveEmu[i].text));
				}
			}
			else if(nandemuPage == 2)
			{
				if(m_btnMgr.selected(m_configBtn1P) || m_btnMgr.selected(m_configBtn1M))
				{
					direction = m_btnMgr.selected(m_configBtn1P) ? 1 : -1;
					_setPartition(direction, m_cfg.getInt(CHANNEL_DOMAIN, "partition"), COVERFLOW_CHANNEL);
					m_cfg.setInt(CHANNEL_DOMAIN, "partition", currentPartition);
					m_btnMgr.setText(m_configLbl1Val, upperCase(DeviceName[currentPartition]));
					_getEmuNands();
					if(m_current_view & COVERFLOW_CHANNEL || (m_current_view & COVERFLOW_PLUGIN && m_plugin.GetEnabledStatus(ENAND_PMAGIC)))
						m_refreshGameList = true;
				}
				else if(m_btnMgr.selected(m_configBtn2P) || m_btnMgr.selected(m_configBtn2M))
				{
					direction = m_btnMgr.selected(m_configBtn2P) ? 1 : -1;
					_setPartition(direction, m_cfg.getInt(WII_DOMAIN, "savepartition"), COVERFLOW_NONE);
					m_cfg.setInt(WII_DOMAIN, "savepartition", currentPartition);
					m_btnMgr.setText(m_configLbl2Val, upperCase(DeviceName[currentPartition]));
					_getEmuNands();// refresh emunands in case the partition was changed
				}
				else if(m_btnMgr.selected(m_configBtn3))
				{
					m_cfg.setBool(CHANNEL_DOMAIN, "real_nand_config", !m_cfg.getBool(CHANNEL_DOMAIN, "real_nand_config"));
					m_btnMgr.setText(m_configBtn3, m_cfg.getBool(CHANNEL_DOMAIN, "real_nand_config", false) ? _t("on", L"On") : _t("off", L"Off"));
				}
				else if(m_btnMgr.selected(m_configBtn4))
				{
					m_cfg.setBool(CHANNEL_DOMAIN, "real_nand_miis", !m_cfg.getBool(CHANNEL_DOMAIN, "real_nand_miis"));
					m_btnMgr.setText(m_configBtn4, m_cfg.getBool(CHANNEL_DOMAIN, "real_nand_miis", false) ? _t("on", L"On") : _t("off", L"Off"));
				}
			}
			else if(nandemuPage == 3)
			{
				if(m_btnMgr.selected(m_configBtn1) || m_btnMgr.selected(m_configBtn2) || m_btnMgr.selected(m_configBtn3))
				{
					m_nanddump = m_btnMgr.selected(m_configBtn3) ? true : false;
					m_saveall = m_btnMgr.selected(m_configBtn1) ? true : false;
					
					m_btnMgr.hide(m_nandemuBtnBack);
					_hideNandEmu(true);
					int emuPart = _FindEmuPart(!m_nanddump, true);
					if(emuPart < 0)
					{
						_error(_t("cfgne8", L"No valid FAT partition found for NAND Emulation!"));
						_showNandEmu();
					}
					else
					{
						m_btnMgr.show(m_nandemuLblTitle);
						m_btnMgr.show(m_nandfilePBar);
						m_btnMgr.show(m_nandemuPBar);
						m_btnMgr.show(m_nandfileLblMessage);
						m_btnMgr.show(m_nandemuLblMessage);
						m_btnMgr.show(m_nandfileLblDialog);
						m_btnMgr.show(m_nandemuLblDialog);
						m_btnMgr.setText(m_nandemuLblMessage, L"");
						m_btnMgr.setText(m_nandfileLblMessage, L"");
						m_btnMgr.setText(m_nandemuLblDialog, _t("cfgne11", L"Overall Progress:"));
						if(m_nanddump)
						{
							ExtNand = emuNands[curEmuNand];// set for later to refresh game list
							m_btnMgr.setText(m_nandemuLblTitle, _t("cfgne12", L"NAND Extractor"));
						}
						else // saves dump
						{
							//ExtNand = savesNands[curSavesNand];
							m_btnMgr.setText(m_nandemuLblTitle, _t("cfgne13", L"Game Save Extractor"));
						}
						m_thrdStop = false;
						m_thrdProgress = 0.f;
						m_thrdWorking = true;
						LWP_CreateThread(&thread, _NandDumper, this, 0, 32768, 40);
					}
				}
				else if(m_btnMgr.selected(m_configBtn4))
				{
					_hideNandEmu();
					_wadExplorer();
					nandemuPage = 1;
					_showNandEmu();
				}
			}
		}

		if(m_thrdMessageAdded)
		{
			LockMutex lock(m_mutex);
			m_thrdMessageAdded = false;
			if(!m_thrdMessage.empty())
				m_btnMgr.setText(m_nandfileLblDialog, m_thrdMessage);
			m_btnMgr.setProgress(m_nandfilePBar, m_fileProgress);
			m_btnMgr.setProgress(m_nandemuPBar, m_thrdProgress);
			m_btnMgr.setText(m_nandfileLblMessage, wfmt(_fmt("fileprogress", L"%d / %dKB"), m_fileprog/0x400, m_filesize/0x400));
			m_btnMgr.setText(m_nandemuLblMessage, wfmt(_fmt("dumpprogress", L"%i%%"), (int)(m_thrdProgress*100.f)));			

			if(!m_thrdWorking)
			{
				if(m_sgdump)
					m_btnMgr.setText(m_nandfinLblDialog, wfmt(_fmt("cfgne14", L"Extracted: %d saves / %d files / %d folders"), m_nandexentry, m_filesdone, m_foldersdone));
				else
					m_btnMgr.setText(m_nandfinLblDialog, wfmt(_fmt("cfgne15", L"Extracted: %d files / %d folders"), m_filesdone, m_foldersdone));
				if(m_dumpsize/0x400 > 0x270f)
					m_btnMgr.setText(m_nandemuLblDialog, wfmt(_fmt("cfgne16", L"Total size: %dMB (%d blocks)"), (m_dumpsize/0x100000), (m_dumpsize/0x8000)>>2));
				else
					m_btnMgr.setText(m_nandemuLblDialog, wfmt(_fmt("cfgne17", L"Total size: %dKB (%d blocks)"), (m_dumpsize/0x400), (m_dumpsize/0x8000)>>2));
				m_btnMgr.show(m_nandemuBtnBack);
				m_btnMgr.show(m_nandfinLblDialog);
				while(!m_exit)
				{
					_mainLoopCommon();
					if(BTN_HOME_PRESSED || BTN_B_PRESSED || (BTN_A_PRESSED && m_btnMgr.selected(m_nandemuBtnBack)))
					{
						_hideNandEmu();
						m_btnMgr.hide(m_nandfileLblDialog);
						m_btnMgr.hide(m_nandemuLblDialog);
						m_btnMgr.hide(m_nandfinLblDialog);
						nandemuPage = 1;
						_showNandEmu();
						break;
					}
				}
			}
		}
	}
	_hideNandEmu();
	_FullNandCheck();
	/* if changed emunand choice or emunand is the new one extracted */
	if(emuNand != m_cfg.getString(CHANNEL_DOMAIN, "current_emunand") || emuNand == ExtNand)
	{
		m_cfg.setBool(CHANNEL_DOMAIN, "update_cache", true);
		if(m_current_view & COVERFLOW_CHANNEL)
			m_refreshGameList = true;
	}
	return 0;
}

void CMenu::_initNandEmuMenu()
{
	m_nandemuBg = _texture("NANDEMU/BG", "texture", theme.bg, false);
	
	_addUserLabels(m_nandemuLblUser, ARRAY_SIZE(m_nandemuLblUser), "NANDEMU");
	m_nandemuLblTitle = _addLabel("NANDEMU/TITLE", theme.titleFont, L"", 0, 10, 640, 60, theme.titleFontColor, FTGX_JUSTIFY_CENTER | FTGX_ALIGN_MIDDLE);
	m_nandemuBtnBack = _addButton("NANDEMU/BACK_BTN", theme.btnFont, L"", 420, 400, 200, 48, theme.btnFontColor);
	m_nandemuLblPage = _addLabel("NANDEMU/PAGE_BTN", theme.btnFont, L"", 68, 400, 104, 48, theme.btnFontColor, FTGX_JUSTIFY_CENTER | FTGX_ALIGN_MIDDLE, theme.btnTexC);
	m_nandemuBtnPageM = _addPicButton("NANDEMU/PAGE_MINUS", theme.btnTexMinus, theme.btnTexMinusS, 20, 400, 48, 48);
	m_nandemuBtnPageP = _addPicButton("NANDEMU/PAGE_PLUS", theme.btnTexPlus, theme.btnTexPlusS, 172, 400, 48, 48);

	m_nandfilePBar = _addProgressBar("NANDEMU/FILEPROGRESS_BAR", 40, 80, 560, 20);
	m_nandfileLblMessage = _addLabel("NANDEMU/FMESSAGE", theme.lblFont, L"", 40, 110, 560, 100, theme.lblFontColor, FTGX_JUSTIFY_CENTER | FTGX_ALIGN_TOP);
	m_nandfileLblDialog = _addLabel("NANDEMU/FDIALOG", theme.lblFont, L"", 40, 60, 560, 200, theme.lblFontColor, FTGX_JUSTIFY_LEFT | FTGX_ALIGN_MIDDLE);
	m_nandemuPBar = _addProgressBar("NANDEMU/PROGRESS_BAR", 40, 220, 560, 20);
	m_nandemuLblMessage = _addLabel("NANDEMU/MESSAGE", theme.lblFont, L"", 40, 280, 560, 100, theme.lblFontColor, FTGX_JUSTIFY_CENTER | FTGX_ALIGN_TOP);
	m_nandemuLblDialog = _addLabel("NANDEMU/DIALOG", theme.lblFont, L"", 40, 190, 560, 200, theme.lblFontColor, FTGX_JUSTIFY_LEFT | FTGX_ALIGN_MIDDLE);
	m_nandfinLblDialog = _addLabel("NANDEMU/FINDIALOG", theme.lblFont, L"", 40, 120, 560, 200, theme.lblFontColor, FTGX_JUSTIFY_LEFT | FTGX_ALIGN_MIDDLE);

	_setHideAnim(m_nandemuLblTitle, "NANDEMU/TITLE", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandemuBtnBack, "NANDEMU/BACK_BTN", 0, 0, 1.f, -1.f);
	_setHideAnim(m_nandemuLblPage, "NANDEMU/PAGE_BTN", 0, 0, 1.f, -1.f);
	_setHideAnim(m_nandemuBtnPageM, "NANDEMU/PAGE_MINUS", 0, 0, 1.f, -1.f);
	_setHideAnim(m_nandemuBtnPageP, "NANDEMU/PAGE_PLUS", 0, 0, 1.f, -1.f);

	_setHideAnim(m_nandfileLblMessage, "NANDEMU/FMESSAGE", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandemuLblMessage, "NANDEMU/MESSAGE", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandfileLblDialog, "NANDEMU/FDIALOG", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandfinLblDialog, "NANDEMU/FINDIALOG", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandemuLblDialog, "NANDEMU/DIALOG", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandfilePBar, "NANDEMU/FILEPROGRESS_BAR", 0, 0, -2.f, 0.f);
	_setHideAnim(m_nandemuPBar, "NANDEMU/PROGRESS_BAR", 0, 0, -2.f, 0.f);

	_hideNandEmu(true);
	_textNandEmu();
}

void CMenu::_textNandEmu(void)
{
	m_btnMgr.setText(m_nandemuBtnBack, _t("cfgne7", L"Back"));
}


void CMenu::_listEmuNands(const char *path, vector<string> &nands)
{
	DIR *d;
	struct dirent *dir;
	nands.clear();
	bool add_def = true;

	d = opendir(path);
	if(d != 0)
	{
		while((dir = readdir(d)) != 0)
		{
			if(dir->d_name[0] == '.')
				continue;
			if(dir->d_type == DT_DIR)
			{
				nands.push_back(dir->d_name);
				if(strlen(dir->d_name) == 7 && strcasecmp(dir->d_name, "wf_nand") == 0)
					add_def = false;
			}
		}
		closedir(d);
	}
	else
		return;
	if(add_def)
		nands.push_back("wf_nand");
	sort(nands.begin(), nands.end());
}

void CMenu::_getEmuNands(void)
{
	u8 i;
	string emuNand = m_cfg.getString(CHANNEL_DOMAIN, "current_emunand", "wf_nand");
	int emuPart = m_cfg.getInt(CHANNEL_DOMAIN, "partition", -1);
	string savesNand = m_cfg.getString(WII_DOMAIN, "current_save_emunand", "wf_nand");
	int savesPart = m_cfg.getInt(WII_DOMAIN, "savepartition", -1);

	/* emu Nands */
	_listEmuNands(fmt("%s:/%s", DeviceName[emuPart], emu_nands_dir), emuNands);
	
	if(emuNands.empty())// in case device has been temporarily disconnected
		emuNands.push_back(emuNand);
	
	curEmuNand = 0;
	for(i = 0; i < emuNands.size(); ++i)// find current emunand folder
	{
		if(emuNands[i] == emuNand)
		{
			curEmuNand = i;
			break;
		}
	}
	if(i == emuNands.size())// didn't find emunand folder so set to default
	{
		for(i = 0; i < emuNands.size(); ++i)
		{
			if(emuNands[i] == "wf_nand")
			{
				curEmuNand = i;
				break;
			}
		}
	}
	
	/* saves Nands */
	_listEmuNands(fmt("%s:/%s", DeviceName[savesPart],  emu_nands_dir), savesNands);

	if(savesNands.empty())
		savesNands.push_back(savesNand);
 
	curSavesNand = 0;
	for(i = 0; i < savesNands.size(); ++i)// find current savesnand folder
	{
		if(savesNands[i] == savesNand)
		{
			curSavesNand = i;
			break;
		}
	}
	if(i == savesNands.size())// didn't find savesnand folder set to default
	{ 
		for(i = 0; i < savesNands.size(); ++i)
		{
			if(savesNands[i] == "wf_nand")
			{
				curSavesNand = i;
				break;
			}
		}
	}
}

/* This checks if nand emulation is set to Full */
/* if is then it copies SYSCONF, setting.txt, and RFL_DB.dat only if they don't already exist */
/* this is helpful if you use a modmii created nand, wiiflow dumped nand will already have these files */
/* if you wish to overwrite these files then use the real nand mii's and config options */
void CMenu::_FullNandCheck(void)
{
	for(u8 i = 0; i < 2; i++)
	{
		int emulate_mode;
		if(i == EMU_NAND)
			emulate_mode = 	m_cfg.getInt(CHANNEL_DOMAIN, "emulation");// partial by default
		else
			emulate_mode = 	m_cfg.getInt(WII_DOMAIN, "save_emulation");// off by default
		if((i == EMU_NAND && emulate_mode == 1) || (i == SAVES_NAND && emulate_mode == 2))//full
		{
			int emuPart = _FindEmuPart(i, false);
			if(emuPart < 0)
				continue;
			bool need_config = false;
			bool need_miis = false;
			const char *emuPath = NandHandle.Get_NandPath();
			
			char basepath[MAX_FAT_PATH];
			snprintf(basepath, sizeof(basepath), "%s:%s", DeviceName[emuPart], emuPath);
			
			char testpath[MAX_FAT_PATH + 42];
			
			//check config file - time and date, video settings, etc...
			snprintf(testpath, sizeof(testpath), "%s/shared2/sys/SYSCONF", basepath);
			if(!fsop_FileExist(testpath))
				need_config = true;
				
			// system info like model and serial numbers, not real important. modmii creates this file.
			snprintf(testpath, sizeof(testpath), "%s/title/00000001/00000002/data/setting.txt", basepath);
			if(!fsop_FileExist(testpath))
				need_config = true;
				
			// Check Mii's
			snprintf(testpath, sizeof(testpath), "%s/shared2/menu/FaceLib/RFL_DB.dat", basepath);
			if(!fsop_FileExist(testpath))
				need_miis = true;
				
			NandHandle.PreNandCfg(need_miis, need_config);//copy to emunand if needed
		}
	}
}

int CMenu::_FindEmuPart(bool savesnand, bool skipchecks)
{
	int emuPart;
	char tmpPath[32];
	tmpPath[31] = '\0';
	if(savesnand)
	{
		emuPart = m_cfg.getInt(WII_DOMAIN, "savepartition");
		strncpy(tmpPath, fmt("/%s/%s",  emu_nands_dir, m_cfg.getString(WII_DOMAIN, "current_save_emunand").c_str()), sizeof(tmpPath) - 1);
	}
	else
	{
		emuPart = m_cfg.getInt(CHANNEL_DOMAIN, "partition");
		strncpy(tmpPath, fmt("/%s/%s",  emu_nands_dir, m_cfg.getString(CHANNEL_DOMAIN, "current_emunand").c_str()), sizeof(tmpPath) - 1);
	}
	if(!DeviceHandle.PartitionUsableForNandEmu(emuPart))//check if device is mounted and partition is FAT
		return -1;
	else if((skipchecks || _TestEmuNand(emuPart, tmpPath, false)))//check if emunand folder exist
	{
		NandHandle.SetNANDEmu(emuPart);
		NandHandle.SetPaths(tmpPath, DeviceName[emuPart]);
		return emuPart;
	}
	return -2;
}

bool CMenu::_TestEmuNand(int epart, const char *path, bool indept)
{
	char basepath[64];
	char testpath[MAX_FAT_PATH];
	snprintf(basepath, sizeof(basepath), "%s:%s", DeviceName[epart], path);

	DIR *d = opendir(basepath);
	if(!d)
		return false;
	else
		closedir(d);

	if(indept)
	{
		// Check Wiimotes && Region
		snprintf(testpath, sizeof(testpath), "%s/shared2/sys/SYSCONF", basepath);
		if(!fsop_FileExist(testpath))
			return false;
		snprintf(testpath, sizeof(testpath), "%s/title/00000001/00000002/data/setting.txt", basepath);
		if(!fsop_FileExist(testpath))
			return false;
		// Check Mii's
		snprintf(testpath, sizeof(testpath), "%s/shared2/menu/FaceLib/RFL_DB.dat", basepath);
		if(!fsop_FileExist(testpath))
			return false;
	}
	return true;
}

static bool _saveExists(const char *path)
{	
	DIR *d = opendir(path);
	if(!d)
		return false;
	else
	{
		closedir(d);
		return true;
	}
}

bool CMenu::_checkSave(string id, int nand_type)
{
	int savePath = id.c_str()[0] << 24 | id.c_str()[1] << 16 | id.c_str()[2] << 8 | id.c_str()[3];
	if(nand_type == REAL_NAND)
	{
		u32 temp = 0;
		if(ISFS_ReadDir(fmt("/title/00010000/%08x", savePath), NULL, &temp) < 0)
			if(ISFS_ReadDir(fmt("/title/00010004/%08x", savePath), NULL, &temp) < 0)
				return false;
	}
	else // SAVES_NAND
	{
		int emuPartition = m_cfg.getInt(WII_DOMAIN, "savepartition");
		const char *emuPath = fmt("/%s/%s",  emu_nands_dir, m_cfg.getString(WII_DOMAIN, "current_save_emunand").c_str());
		if(emuPartition < 0 || emuPath == NULL)
			return false;
		struct stat fstat;
		if((stat(fmt("%s:%s/title/00010000/%08x", DeviceName[emuPartition], emuPath, savePath), &fstat) != 0) 
			&& (stat(fmt("%s:%s/title/00010004/%08x", DeviceName[emuPartition], emuPath, savePath), &fstat) != 0))
			return false;
	}
	return true;
}

void CMenu::_setDumpMsg(const wstringEx &msg, float totprog, float fileprog)
{
	if(m_thrdStop) return;
	if(msg != L"...") m_thrdMessage = msg;
	m_thrdMessageAdded = true;
	m_thrdProgress = totprog;
	m_fileProgress = fileprog;
}

void CMenu::_ShowProgress(int dumpstat, int dumpprog, int filesize, int fileprog, int files, int folders, const char *tmess, void *user_data)
{
	CMenu &m = *(CMenu *)user_data;
	m.m_progress = dumpprog == 0 ? 0.f : (float)dumpstat / (float)dumpprog;
	m.m_fprogress = filesize == 0 ? 0.f : (float)fileprog / (float)filesize;
	m.m_fileprog = fileprog;
	m.m_filesize = filesize;
	m.m_filesdone = files;
	m.m_foldersdone = folders;
	LWP_MutexLock(m.m_mutex);
	if(m_nandext)
		m._setDumpMsg(wfmt(m._fmt("cfgne9", L"Current file: %s"), tmess), m.m_progress, m.m_fprogress);
	else
		m._setDumpMsg(L"...", m.m_progress, m.m_fprogress);
	LWP_MutexUnlock(m.m_mutex);
}

int CMenu::_FlashGameSave(string gameId)
{
	if(_FindEmuPart(SAVES_NAND, false) < 0)// if savesnand folder not found
		return 0;

	if(!_checkSave(gameId, SAVES_NAND))// if save not on saves emunand
		return 0;

	lwp_t thread = 0;
	m_thrdStop = false;
	m_thrdMessageAdded = false;
	m_nandext = false;
	m_saveExtGameId = gameId;
	
	m_btnMgr.show(m_nandemuLblTitle);
	m_btnMgr.show(m_nandfilePBar);
	m_btnMgr.show(m_nandemuPBar);
	m_btnMgr.show(m_nandfileLblMessage);
	m_btnMgr.show(m_nandemuLblMessage);
	m_btnMgr.show(m_nandfileLblDialog);
	m_btnMgr.show(m_nandemuLblDialog);
	m_btnMgr.setText(m_nandemuLblMessage, L"");
	m_btnMgr.setText(m_nandfileLblMessage, L"");
	m_btnMgr.setText(m_nandemuLblDialog, _t("cfgne11", L"Overall Progress:"));
	m_btnMgr.setText(m_nandemuLblTitle, _t("cfgne28", L"Game Save Flasher"));
	m_thrdProgress = 0.f;
	m_thrdWorking = true;
	LWP_CreateThread(&thread, _NandFlasher, this, 0, 32768, 40);
			
	SetupInput();

	while(!m_exit)
	{
		_mainLoopCommon();
		if(!m_thrdWorking && (BTN_HOME_PRESSED || BTN_B_PRESSED || (BTN_A_PRESSED && m_btnMgr.selected(m_nandemuBtnBack))))
			break;

		if(m_thrdMessageAdded)
		{
			LockMutex lock(m_mutex);
			m_thrdMessageAdded = false;
			if(!m_thrdMessage.empty())
				m_btnMgr.setText(m_nandfileLblDialog, m_thrdMessage);
			m_btnMgr.setProgress(m_nandfilePBar, m_fileProgress);
			m_btnMgr.setProgress(m_nandemuPBar, m_thrdProgress);
			m_btnMgr.setText(m_nandfileLblMessage, wfmt(_fmt("fileprogress", L"%d / %dKB"), m_fileprog/0x400, m_filesize/0x400));
			m_btnMgr.setText(m_nandemuLblMessage, wfmt(_fmt("dumpprogress", L"%i%%"), (int)(m_thrdProgress*100.f)));			

			if(!m_thrdWorking)
			{
				m_btnMgr.setText(m_nandfinLblDialog, wfmt(_fmt("cfgne29", L"Flashed: %d saves / %d files / %d folders"), m_nandexentry, m_filesdone, m_foldersdone));
				if(m_dumpsize/0x400 > 0x270f)
					m_btnMgr.setText(m_nandemuLblDialog, wfmt(_fmt("cfgne16", L"Total size: %uMB (%d blocks)"), (m_dumpsize/0x100000), (m_dumpsize/0x8000)>>2));
				else
					m_btnMgr.setText(m_nandemuLblDialog, wfmt(_fmt("cfgne17", L"Total size: %uKB (%d blocks)"), (m_dumpsize/0x400), (m_dumpsize/0x8000)>>2));

				m_btnMgr.show(m_nandemuBtnBack);
				m_btnMgr.show(m_nandfinLblDialog);
			}
		}
	}
	_hideNandEmu();
	return 1;
}

void * CMenu::_NandFlasher(void *obj)
{
	CMenu &m = *(CMenu *)obj;

	char source[MAX_FAT_PATH];
	char dest[ISFS_MAXPATH];

	int emuPartition = m._FindEmuPart(SAVES_NAND, true);
	const char *emuPath = NandHandle.Get_NandPath();
	
	const char *SaveGameID = m.m_saveExtGameId.c_str();	
	int flashID = SaveGameID[0] << 24 | SaveGameID[1] << 16 | SaveGameID[2] << 8 | SaveGameID[3];
	
	/* we know it exist on emunand just need to figure out which folder */
	if(_saveExists(fmt("%s:%s/title/00010000/%08x", DeviceName[emuPartition], emuPath, flashID)))
	{
		snprintf(source, sizeof(source), "%s:%s/title/00010000/%08x", DeviceName[emuPartition], emuPath, flashID);
		snprintf(dest, sizeof(dest), "/title/00010000/%08x", flashID);
	}
	else //if(_saveExists(fmt("%s:%s/title/00010004/%08x", DeviceName[emuPartition], emuPath, flashID)))
	{
		snprintf(source, sizeof(source), "%s:%s/title/00010004/%08x", DeviceName[emuPartition], emuPath, flashID);
		snprintf(dest, sizeof(dest), "/title/00010004/%08x", flashID);
	}
	NandHandle.ResetCounters();
	m.m_nandexentry = 1;
	m.m_dumpsize = NandHandle.CalcFlashSize(source, _ShowProgress, obj);
	m_nandext = true;
	NandHandle.FlashToNAND(source, dest, _ShowProgress, obj);

	LWP_MutexLock(m.m_mutex);
	m_btnMgr.hide(m_nandfilePBar);
	m_btnMgr.hide(m_nandfileLblMessage);
	m_btnMgr.hide(m_nandemuPBar);
	m_btnMgr.hide(m_nandemuLblMessage);
	m._setDumpMsg(m._t("cfgne30", L"Flashing save files finished!"), 1.f, 1.f);
	LWP_MutexUnlock(m.m_mutex);
	m.m_thrdWorking = false;
	return 0;
}

int CMenu::_ExtractGameSave(string gameId)// called from game settings menu to extract a gamesave from real nand to savesnand
{
	if(!_checkSave(gameId, REAL_NAND))//if save not on real nand
		return 0;

	int emuPart = _FindEmuPart(SAVES_NAND, false);
	if(emuPart == -1)// if savesnand partition unusable
		return 0;
	else if(emuPart == -2)// emunand folder not found so make it
	{
		emuPart = _FindEmuPart(SAVES_NAND, true);
		const char *emuPath = NandHandle.Get_NandPath();
		char basepath[MAX_FAT_PATH];
		snprintf(basepath, sizeof(basepath), "%s:%s", DeviceName[emuPart], emuPath);
		NandHandle.CreatePath("%s/import", basepath);
		NandHandle.CreatePath("%s/meta", basepath);
		NandHandle.CreatePath("%s/shared1", basepath);
		NandHandle.CreatePath("%s/shared2", basepath);
		NandHandle.CreatePath("%s/sys", basepath);
		NandHandle.CreatePath("%s/title", basepath);
		NandHandle.CreatePath("%s/ticket", basepath);
		NandHandle.CreatePath("%s/tmp", basepath);
	}

	lwp_t thread = 0;
	m_thrdStop = false;
	m_thrdMessageAdded = false;
	m_nandext = false;
	m_saveExtGameId = gameId;
	bool finished = false;
	m_nanddump = false;
	
	m_btnMgr.show(m_nandemuLblTitle);
	m_btnMgr.show(m_nandfilePBar);
	m_btnMgr.show(m_nandemuPBar);
	m_btnMgr.show(m_nandfileLblMessage);
	m_btnMgr.show(m_nandemuLblMessage);
	m_btnMgr.show(m_nandfileLblDialog);
	m_btnMgr.show(m_nandemuLblDialog);
	m_btnMgr.setText(m_nandemuLblMessage, L"");
	m_btnMgr.setText(m_nandfileLblMessage, L"");
	m_btnMgr.setText(m_nandemuLblDialog, _t("cfgne11", L"Overall Progress:"));
	m_btnMgr.setText(m_nandemuLblTitle, _t("cfgne13", L"Game Save Extractor"));
	m_thrdProgress = 0.f;
	m_thrdWorking = true;
	LWP_CreateThread(&thread, _NandDumper, this, 0, 32768, 40);
	
	SetupInput();

	while(!m_exit)
	{
		_mainLoopCommon();
		if(finished && (BTN_HOME_PRESSED || BTN_B_PRESSED || (BTN_A_PRESSED && m_btnMgr.selected(m_nandemuBtnBack))))
			break;

		if(m_thrdMessageAdded)
		{
			LockMutex lock(m_mutex);
			m_thrdMessageAdded = false;
			if(!m_thrdMessage.empty())
				m_btnMgr.setText(m_nandfileLblDialog, m_thrdMessage);
			m_btnMgr.setProgress(m_nandfilePBar, m_fileProgress);
			m_btnMgr.setProgress(m_nandemuPBar, m_thrdProgress);
			m_btnMgr.setText(m_nandfileLblMessage, wfmt(_fmt("fileprogress", L"%d / %dKB"), m_fileprog/0x400, m_filesize/0x400));
			m_btnMgr.setText(m_nandemuLblMessage, wfmt(_fmt("dumpprogress", L"%i%%"), (int)(m_thrdProgress*100.f)));			

			if(!m_thrdWorking)
			{
				finished = true;
				m_btnMgr.setText(m_nandfinLblDialog, wfmt(_fmt("cfgne14", L"Extracted: %d saves / %d files / %d folders"), m_nandexentry, m_filesdone, m_foldersdone));
				if(m_dumpsize/0x400 > 0x270f)
					m_btnMgr.setText(m_nandemuLblDialog, wfmt(_fmt("cfgne16", L"Total size: %uMB (%d blocks)"), (m_dumpsize/0x100000), (m_dumpsize/0x8000)>>2));
				else
					m_btnMgr.setText(m_nandemuLblDialog, wfmt(_fmt("cfgne17", L"Total size: %uKB (%d blocks)"), (m_dumpsize/0x400), (m_dumpsize/0x8000)>>2));
				
				m_btnMgr.show(m_nandemuBtnBack);
				m_btnMgr.show(m_nandfinLblDialog);
			}
		}
	}
	_hideNandEmu();
	return 1;
}

void * CMenu::_NandDumper(void *obj)
{
	CMenu &m = *(CMenu *)obj;

	m_nandext = false;
	m_sgdump = false;
	m.m_dumpsize = 0;
	m.m_filesdone = 0;
	m.m_foldersdone = 0;

	NandHandle.ResetCounters();
	
	int emuPartition = m._FindEmuPart(!m_nanddump, true);
	const char *emuPath = NandHandle.Get_NandPath();
	char basepath[64];
	snprintf(basepath, sizeof(basepath), "%s:%s", DeviceName[emuPartition], emuPath);
	/* create basepath in case it doesn't exist */
	NandHandle.CreatePath("%s", basepath);
	
	LWP_MutexLock(m.m_mutex);
	m._setDumpMsg(m._t("cfgne27", L"Calculating space needed for extraction..."), 0.f, 0.f);
	LWP_MutexUnlock(m.m_mutex);

	if(m_nanddump)/* full nand dump */
	{
		m.m_dumpsize = NandHandle.CalcDumpSpace("/", CMenu::_ShowProgress, obj);
		m_nandext = true;
		NandHandle.DoNandDump("/", basepath, CMenu::_ShowProgress, obj);
	}
	else /* gamesave(s) dump */
	{
		bool missingOnly = !m_saveall;
		vector<string> saveList;
		m_sgdump = true;

		if(m.m_saveExtGameId.empty())// if not a specified gamesave from game config menu or launching wii game
		{
			/* extract all or missing gamesaves - main emunand settings menu */
			LWP_MutexLock(m.m_mutex);
			m._setDumpMsg(m._t("cfgne18", L"Listing game saves to extract..."), 0.f, 0.f);
			LWP_MutexUnlock(m.m_mutex);
			m.m_nandexentry = 0;
			saveList.reserve(m.m_gameList.size());
			for(u32 i = 0; i < m.m_gameList.size() && !m.m_thrdStop; ++i)
			{

				if(m.m_gameList[i].type == TYPE_WII_GAME)
				{
					string id((const char *)m.m_gameList[i].id, 4);

					if(!missingOnly || !m._checkSave(id, SAVES_NAND))// if all or the gamesave is not already on saves emunand
					{
						if(m._checkSave(id, REAL_NAND))// if save on real nand
						{
							m.m_nandexentry++;
							saveList.push_back(id);
						}
					}
				}
			}
		}
		else /*one gamesave extract from game config menu or launching wii game */
		{
			m.m_nandexentry = 1;
			saveList.push_back(m.m_saveExtGameId);
		}

		/* for loop to calculate SD or HDD space NanHandle will need for the actual savegame(s) dump */
		for(u32 i = 0; i < saveList.size() && !m.m_thrdStop; ++i)
		{
			char source[ISFS_MAXPATH];
			int savePath = saveList[i].c_str()[0] << 24 | saveList[i].c_str()[1] << 16 | saveList[i].c_str()[2] << 8 | saveList[i].c_str()[3];
			snprintf(source, sizeof(source), "/title/00010000/%08x", savePath);
			if(!m._checkSave(saveList[i], REAL_NAND))
				snprintf(source, sizeof(source), "/title/00010004/%08x", savePath);

			m.m_dumpsize = NandHandle.CalcDumpSpace(source, CMenu::_ShowProgress, obj);	
		}
		/* for loop to do the actual savegame(s) dump */
		for(u32 i = 0; i < saveList.size() && !m.m_thrdStop; ++i)
		{
			char source[ISFS_MAXPATH];
			int savePath = saveList[i].c_str()[0] << 24 | saveList[i].c_str()[1] << 16 | saveList[i].c_str()[2] << 8 | saveList[i].c_str()[3];
			snprintf(source, sizeof(source), "/title/00010000/%08x",  savePath);
			if(!m._checkSave(saveList[i], REAL_NAND))
				snprintf(source, sizeof(source), "/title/00010004/%08x",  savePath);

			m_nandext = true;
			NandHandle.DoNandDump(source, basepath, CMenu::_ShowProgress, obj);
		}
	}

	LWP_MutexLock(m.m_mutex);
	m_btnMgr.hide(m_nandfilePBar);
	m_btnMgr.hide(m_nandfileLblMessage);
	m_btnMgr.hide(m_nandemuPBar);
	m_btnMgr.hide(m_nandemuLblMessage);
	m._setDumpMsg(m._t("cfgne19", L"Extraction finished!"), 1.f, 1.f);
	LWP_MutexUnlock(m.m_mutex);
	m.m_thrdWorking = false;
	return 0;
}