/***************************************************************************
 *   Copyright (C) 2006-2012 by Thomas Schweitzer                          *
 *   thomas-schweitzer(at)arcor.de                                         *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License version 2.0 as   *
 *   published by the Free Software Foundation.                            *
 *                                                                         *
 *   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 in the file LICENSE.GPL; if not, write to the *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#include "MainWindow.h"

// -- #include "debugging/TSLogger.h"
// -- #include "IndentHandler.h"
#include "SettingsPaths.h"
// -- #include "UiGuiIndentServer.h"
// -- #include "UiGuiIniFileParser.h"
#include "UiGuiSettings.h"
// -- #include "UiGuiSystemInfo.h"
#include "UiGuiVersion.h"

#include <tqapplication.h>
#include <tqglobal.h>
#include <tqstring.h>
#include <tqtextcodec.h>

// -- #include <algorithm>
#include <iostream>
// -- #include <string>

#include <tclap/CmdLine.h>

// -- using namespace tschweitzer::debugging;

/*!
    /brief Entry point to UniversalIndentGUI application.

    Evaluates the following parameters:
    No parameters starts without server and full gui.
    A string without any parameter prefix will be loaded as file on start.
    -p --plugin  : Run as plugin. Server will be started with a simplified gui.
    -s --server  : Run as server only, without gui.
    If -p and -s are set, -p will be used.
    -v --verbose needs a following parameter defining the verbose level as a number from 0 to 3.
 */
int main(int argc, char *argv[])
{
 	TQString file2OpenOnStart = "";
 	int verboseLevel = 1;
 	bool startAsPlugin = false;
 	bool startAsServer = false;
 	bool tclapExitExceptionThrown = false;
 	int returnValue = 0;
 
	// Wrap everything in a try block. Do this every time,
	// because exceptions will be thrown for problems.
	try
	{
 		// Define the command line object.
 		TCLAP::CmdLine cmd("If -p and -s are set, -p will be used.\n"
				    "Giving no parameters starts full gui without server.", ' ',
				    "UiGUI version " PROGRAM_VERSION_STRING " " PROGRAM_REVISION);
 		cmd.setExceptionHandling(false);
 
 		// Define a value argument and add it to the command line.
    TCLAP::UnlabeledValueArg<std::string> filenameArg("file",
				    "Opens the by filename defined file on start" , false, "", "filename");
 		cmd.add(filenameArg);
 
 		// Define a switch and add it to the command line.
 		TCLAP::SwitchArg pluginSwitch("p", "plugin",
				    "Run as plugin. Server will be started with a simplified gui", false);
 		cmd.add(pluginSwitch);
 
 		// Define a switch and add it to the command line.
 		TCLAP::SwitchArg serverSwitch("s", "server",
				    "Run as server only without gui", false);
 		cmd.add(serverSwitch);
 
 		// Define a value argument and add it to the command line.
 		TCLAP::ValueArg<int> verboselevelArg("v", "verbose",
				    "Sets how many info is written to the log. 0 means with debug info, "
						"3 means critical messages only" , false, 1, "int");
 		cmd.add(verboselevelArg);
 
 		// Parse the args.
 		cmd.parse(argc, argv);
 
 		// Get the value parsed by each arg.
    file2OpenOnStart = filenameArg.getValue().c_str();
 		startAsPlugin = pluginSwitch.getValue();
 		startAsServer = serverSwitch.getValue();
 		verboseLevel = verboselevelArg.getValue();
	}
 	catch (TCLAP::ArgException &e)
	{
		// catch arg exceptions
 		std::cerr << std::endl << "error: " << e.error() << ". " << e.argId() << std::endl;
 		returnValue = 1;
 	}
 	catch (TCLAP::ExitException &e)
	{
		// catch exit exceptions
 		tclapExitExceptionThrown = true;
 		returnValue = e.getExitStatus();
 	}
	catch (...)
	{
		// catch any exceptions
		std::cerr << std::endl << "There was an error! Maybe faulty "
			      "command line arguments set. See --help." << std::endl;
		returnValue = 1;
	}

	if (returnValue != 0 || tclapExitExceptionThrown)
	{
		return returnValue;
	}

  TQApplication app(argc, argv);
// --     UiGuiIndentServer server;
  MainWindow *mainWindow = NULL;
// --     IndentHandler *indentHandler = NULL;
// -- 
  // Init and install the logger function.
  // Setting UTF-8 as default 8-Bit encoding to ensure that tqDebug does no false string conversion.
  TQTextCodec::setCodecForCStrings(TQTextCodec::codecForName("UTF-8"));
  TQTextCodec::setCodecForLocale(TQTextCodec::codecForName("UTF-8"));
// --     // Force creation of an TSLogger instance here, to avoid recursion with SettingsPaths init function.
// -- #ifdef _DEBUG
// --     TSLogger::getInstance(0);
// -- #else
// --     TSLogger::getInstance(verboseLevel);
// -- #endif
// --     qInstallMsgHandler(TSLogger::messageHandler);
// --     TSLogger::messageHandler(TSLoggerInfoMsg, TQString("Starting UiGUI Version %1 %2").arg(PROGRAM_VERSION_STRING).arg(PROGRAM_REVISION).toAscii());
// --     TSLogger::messageHandler(TSLoggerInfoMsg, TQString("Running on %1").arg(UiGuiSystemInfo::getOperatingSystem()).toAscii());
// -- 
  // Start normal with full gui and without server.
  if (!startAsPlugin && !startAsServer) {
      mainWindow = new MainWindow(file2OpenOnStart);
      mainWindow->show();
  }
// --     // Start as plugin with server.
// --     else if (startAsPlugin) {
// --         server.startServer();
// --         indentHandler = new IndentHandler(0);
// --         indentHandler->show();
// --     }
// --     // Start as server only without any gui.
// --     else if (startAsServer) {
// --         server.startServer();
// --     }

  try
	{
		app.connect(&app, SIGNAL(lastWindowClosed()), &app, SLOT(quit()));  // TODO: remove when no longer needed
    returnValue = app.exec();
  }
  catch (std::exception &ex)
	{
    tqDebug(TQString() + __LINE__ + " " + __FUNCTION__ + ": Something went terribly wrong: " + ex.what());
  }
// -- 
// --     if (startAsPlugin || startAsServer)
// --         server.stopServer();
// -- 
// --     delete indentHandler;
	delete mainWindow;

	UiGuiSettings::deleteInstance();
// --     TSLogger::deleteInstance();

  return returnValue;
}