/*
	Haxe Setup
	Copyright (C) 2005-2016  Haxe Foundation

	This program 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 Foundation; either version 2
	of the License, or (at your option) any later version.

	This program 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 this program; if not, write to the Free Software
	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/
// this is a small program that do basic Haxe setup on Windows
#include <windows.h>

static void Set( HKEY k, const char *name, DWORD t, const char *data ) {
	RegSetValueEx(k,name,0,t,(const BYTE*)data,(DWORD)strlen(data)+1);
}

int WINAPI WinMain( HINSTANCE inst, HINSTANCE prev, LPSTR lpCmdLine, int nCmdShow ) {
	char path[MAX_PATH];
	*path = '"';
	GetModuleFileName(NULL,path+1,MAX_PATH);

	// register .hxml extension
	char *s = strrchr(path,'\\') + 1;
	strcpy(s,"haxe.exe\" -prompt \"%1\"");
	HKEY k;
	RegCreateKey(HKEY_CLASSES_ROOT,".hxml\\shell\\Compile\\command",&k);
	RegSetValueEx(k,NULL,0,REG_SZ,(const BYTE*)path,(DWORD)(strlen(path)+1));
	*s = 0;

	// add %HAXEPATH% to PATH and set HAXEPATH to current path
	DWORD ktype;
	DWORD ksize = 16000;
	char *kdata = new char[16000];
	memset(kdata,0,ksize);
	RegOpenKey(HKEY_LOCAL_MACHINE,"SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Environment",&k);	
	RegQueryValueEx(k,"PATH",NULL,&ktype,(LPBYTE)kdata,&ksize);
	if( strstr(kdata,"%HAXEPATH%") == NULL ) {
		char *s = kdata + strlen(kdata);
		strcpy(s,";%HAXEPATH%");
		Set(k,"PATH",REG_EXPAND_SZ,kdata);		
	}
	if( strstr(kdata,"%NEKO_INSTPATH%") == NULL ) {
		char *s = kdata + strlen(kdata);
		strcpy(s,";%NEKO_INSTPATH%");
		Set(k,"PATH",REG_EXPAND_SZ,kdata);
	}
	Set(k,"HAXEPATH",REG_SZ,path + 1);	
	s[-1] = 0;
	strcpy(strrchr(path,'\\'),"\\neko");
	Set(k,"NEKO_INSTPATH",REG_SZ,path+1);
	RegCloseKey(k);

	// inform running apps of env changes (W2K/NT systems only ?)
	DWORD unused;
	SendMessageTimeout(HWND_BROADCAST,WM_SETTINGCHANGE, 0, (LPARAM)"Environment", SMTO_ABORTIFHUNG, 5000, &unused );

	// delete kdata;
	// // register 
	// if( strcmp(lpCmdLine,"-silent") != 0 )
	// 	MessageBox(NULL,"Setup completed, you can start using Haxe now","haxesetup",MB_OK | MB_ICONINFORMATION);
	return 0;
}