/*
 *  OpenSCAD (www.openscad.org)
 *  Copyright (C) 2009-2011 Clifford Wolf <clifford@clifford.at> and
 *                          Marius Kintel <marius@kintel.net>
 *
 *  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.
 *
 *  As a special exception, you have permission to link this program
 *  with the CGAL library and distribute executables, as long as you
 *  follow the requirements of the GNU GPL in regard to all of the
 *  software in the executable aside from CGAL.
 *
 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#include "tests-common.h"
#include "openscad.h"
#include "node.h"
#include "module.h"
#include "context.h"
#include "value.h"
#include "builtin.h"
#include "printutils.h"

#include <QApplication>
#include <QFile>
#include <QDir>
#include <QSet>
#ifndef _MSC_VER
#include <getopt.h>
#endif
#include <assert.h>
#include <iostream>
#include <sstream>
#include <fstream>

using std::string;

std::string commandline_commands;
QString currentdir;
QString examplesdir;
QString librarydir;

static void outfile_handler(const std::string &msg, void *userdata) {
	std::ostream *str = static_cast<std::ostream*>(userdata);
	*str << msg << std::endl;
}

int main(int argc, char **argv)
{
#ifdef WIN32
  _set_output_format(_TWO_DIGIT_EXPONENT);
#endif

	if (argc != 3) {
		fprintf(stderr, "Usage: %s <file.scad> <output.txt>\n", argv[0]);
		exit(1);
	}

	const char *filename = argv[1];
	const char *outfile = argv[2];

	int rc = 0;

	std::ofstream ofile(outfile);
	if (!ofile.good()) {
		std::cerr << "Unable to open output file\n";
		return 0;
	}
	set_output_handler(&outfile_handler, &ofile);

	Builtins::instance()->initialize();

	QApplication app(argc, argv, false);
	QDir original_path = QDir::current();

	currentdir = QDir::currentPath();

	QDir libdir(QApplication::instance()->applicationDirPath());
#ifdef Q_WS_MAC
	libdir.cd("../Resources"); // Libraries can be bundled
	if (!libdir.exists("libraries")) libdir.cd("../../..");
#elif defined(Q_OS_UNIX)
	if (libdir.cd("../share/openscad/libraries")) {
		librarydir = libdir.path();
	} else
	if (libdir.cd("../../share/openscad/libraries")) {
		librarydir = libdir.path();
	} else
	if (libdir.cd("../../libraries")) {
		librarydir = libdir.path();
	} else
#endif
	if (libdir.cd("libraries")) {
		librarydir = libdir.path();
	}

	Context root_ctx;
	register_builtin(root_ctx);

	AbstractModule *root_module;
	ModuleInstantiation root_inst;
	AbstractNode *root_node;

	root_module = parsefile(filename);
	if (!root_module) {
		exit(1);
	}

	QFileInfo fileInfo(filename);
	QDir::setCurrent(fileInfo.absolutePath());

	AbstractNode::resetIndexCounter();
	root_node = root_module->evaluate(&root_ctx, &root_inst);

	delete root_node;
	delete root_module;

	Builtins::instance(true);
	ofile.close();
	return rc;
}