/*  PCSX2 - PS2 Emulator for PCs
 *  Copyright (C) 2002-2014 David Quintana [gigaherz]
 *
 *  PCSX2 is free software: you can redistribute it and/or modify it under the terms
 *  of the GNU Lesser General Public License as published by the Free Software Found-
 *  ation, either version 3 of the License, or (at your option) any later version.
 *
 *  PCSX2 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 PCSX2.
 *  If not, see <http://www.gnu.org/licenses/>.
 */


#include <stdlib.h>

#include <winsock2.h>
#include "..\DEV9.h"

#define GetKeyV(name, var, s, t) \
	size = s; type = t; \
	RegQueryValueEx(myKey, name, 0, &type, (LPBYTE) var, &size);

#define GetKeyVdw(name, var) \
	GetKeyV(name, var, 4, REG_DWORD);

//#define SetKeyV(name, var, s, t) \
//	RegSetValueEx(myKey, name, 0, t, (LPBYTE) var, s);

//#define SetKeyVdw(name, var) \
//	SetKeyV(name, var, 4, REG_DWORD);

BOOL WritePrivateProfileInt(LPCSTR lpAppName, LPCSTR lpKeyName, int intvar, LPCSTR lpFileName)
{
	return WritePrivateProfileString(lpAppName, lpKeyName, std::to_string(intvar).c_str(), lpFileName);
}
bool FileExists(std::string szPath)
{
	DWORD dwAttrib = GetFileAttributes(szPath.c_str());
	return (dwAttrib != INVALID_FILE_ATTRIBUTES &&
		!(dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
}

void SaveConf() {
	const std::string file(s_strIniPath + "/dev9ghz.ini");
	DeleteFile(file.c_str());

	WritePrivateProfileString("DEV9", "Eth", config.Eth, file.c_str());
	WritePrivateProfileString("DEV9", "Hdd", config.Hdd, file.c_str());
	WritePrivateProfileInt("DEV9", "HddSize", config.HddSize, file.c_str());
	WritePrivateProfileInt("DEV9", "ethEnable", config.ethEnable, file.c_str());
	WritePrivateProfileInt("DEV9", "hddEnable", config.hddEnable, file.c_str());
}

void DeleteRegConf() {
	HKEY myKey;
	//DWORD type, size;

	if (RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\PS2Eplugin\\DEV9\\DEV9linuz", 0, KEY_ALL_ACCESS, &myKey) != ERROR_SUCCESS) {
		return;
	}
	RegDeleteKey(myKey, "Eth");
	RegDeleteKey(myKey, "Hdd");
	RegDeleteKey(myKey, "HddSize");
	RegDeleteKey(myKey, "ethEnable");
	RegDeleteKey(myKey, "hddEnable");
	RegCloseKey(myKey);
	//Delete Key Software\PS2Eplugin\DEV9\DEV9linuz
	if (RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\PS2Eplugin\\DEV9", 0, KEY_ALL_ACCESS, &myKey) != ERROR_SUCCESS) {
		emu_printf("Error Opening Key DEV9\n");
		return;
	}
	if (RegDeleteKey(myKey, "DEV9linuz") != ERROR_SUCCESS) {
		emu_printf("Error Removing Key DEV9linuz\n");
		RegCloseKey(myKey);
		return;
	}
	RegCloseKey(myKey);
	//Delete Key Software\PS2Eplugin\DEV9
	if (RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\PS2Eplugin", 0, KEY_ALL_ACCESS, &myKey) != ERROR_SUCCESS) {
		emu_printf("Error Opening Key PS2Eplugin\n");
		return;
	}
	if (RegDeleteKey(myKey, "DEV9") != ERROR_SUCCESS) {
		emu_printf("Error Removing Key DEV9\n");
		RegCloseKey(myKey);
		return;
	}
	RegCloseKey(myKey);
}

void LoadIniConf() {
	//memset(&config, 0, sizeof(config));
	//strcpy(config.Hdd, HDD_DEF);
	//config.HddSize = 8 * 1024;
	//strcpy(config.Eth, ETH_DEF);

	const std::string file(s_strIniPath + "/dev9ghz.ini");
	if (FileExists(file.c_str()) == false) {
		SaveConf();
		return;
	}
	GetPrivateProfileString("DEV9", "Eth", ETH_DEF, config.Eth, sizeof(config.Eth), file.c_str());
	GetPrivateProfileString("DEV9", "Hdd", HDD_DEF, config.Hdd, sizeof(config.Hdd), file.c_str());
	config.HddSize = GetPrivateProfileInt("DEV9", "HddSize", config.HddSize, file.c_str());
	config.ethEnable = GetPrivateProfileInt("DEV9", "ethEnable", config.ethEnable, file.c_str());
	config.hddEnable = GetPrivateProfileInt("DEV9", "hddEnable", config.hddEnable, file.c_str());
}

void LoadConf() {
	HKEY myKey;
	DWORD type, size;

	memset(&config, 0, sizeof(config));
	strcpy(config.Hdd, HDD_DEF);
	config.HddSize = 8 * 1024;
	strcpy(config.Eth, ETH_DEF);

	if (RegOpenKeyEx(HKEY_CURRENT_USER, "Software\\PS2Eplugin\\DEV9\\DEV9linuz", 0, KEY_ALL_ACCESS, &myKey)!=ERROR_SUCCESS) {
		LoadIniConf();
		return;
	}
	printf("Importing Settings\n");
	//Import old settings if user has upgraded this plugin
	GetKeyV("Eth", config.Eth, sizeof(config.Eth), REG_SZ);
	GetKeyV("Hdd", config.Hdd, sizeof(config.Hdd), REG_SZ);
	GetKeyVdw("HddSize", &config.HddSize);
	GetKeyVdw("ethEnable", &config.ethEnable);
	GetKeyVdw("hddEnable", &config.hddEnable);

	RegCloseKey(myKey);
	SaveConf();
	DeleteRegConf();
}