/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2006, 2007 Andrey Korotaev <unC0Rr@gmail.com>

 *

 * 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; version 2 of the License

 *

 * 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 <QFont>

#include <QGridLayout>

#include <QPushButton>

#include <QListWidget>

#include <QListWidgetItem>

#include <QFileInfo>

#include <QMessageBox>

#include <QInputDialog>

#include "hwconsts.h"

#include "playrecordpage.h"

PagePlayDemo::PagePlayDemo(QWidget* parent) : QWidget(parent)

{

	QFont * font14 = new QFont("MS Shell Dlg", 14);

	QGridLayout * pageLayout = new QGridLayout(this);

	pageLayout->setColumnStretch(0, 1);

	pageLayout->setColumnStretch(1, 2);

	pageLayout->setColumnStretch(2, 1);

	pageLayout->setRowStretch(2, 100);

	BtnBack = new QPushButton(this);

	BtnBack->setFont(*font14);

	BtnBack->setText(QPushButton::tr("Back"));

	pageLayout->addWidget(BtnBack, 3, 0);

	BtnPlayDemo = new QPushButton(this);

	BtnPlayDemo->setFont(*font14);

	BtnPlayDemo->setText(QPushButton::tr("Play demo"));

	pageLayout->addWidget(BtnPlayDemo, 3, 2);

	BtnRenameRecord = new QPushButton(this);

	BtnRenameRecord->setText(QPushButton::tr("Rename"));

	pageLayout->addWidget(BtnRenameRecord, 0, 2);

	BtnRemoveRecord = new QPushButton(this);

	BtnRemoveRecord->setText(QPushButton::tr("Delete"));

	pageLayout->addWidget(BtnRemoveRecord, 1, 2);

	DemosList = new QListWidget(this);

	DemosList->setGeometry(QRect(170, 10, 311, 311));

	pageLayout->addWidget(DemosList, 0, 1, 3, 1);

	connect(BtnRenameRecord, SIGNAL(clicked()), this, SLOT(renameRecord()));

	connect(BtnRemoveRecord, SIGNAL(clicked()), this, SLOT(removeRecord()));

}

void PagePlayDemo::FillFromDir(RecordType rectype)

{

	QDir dir;

	QString extension;

	recType = rectype;

	dir.cd(cfgdir->absolutePath());

	if (rectype == RT_Demo)

	{

		dir.cd("Demos");

		extension = "hwd_" + *cProtoVer;

		BtnPlayDemo->setText(QPushButton::tr("Play demo"));

	} else

	{

		dir.cd("Saves");

		extension = "hws_" + *cProtoVer;

		BtnPlayDemo->setText(QPushButton::tr("Load"));

	}

	dir.setFilter(QDir::Files);

	QStringList sl = dir.entryList(QStringList(QString("*.%1").arg(extension)));

	sl.replaceInStrings(QRegExp(QString("^(.*)\\.%1$").arg(extension)), "\\1");

	DemosList->clear();

	DemosList->addItems(sl);

	for (int i = 0; i < DemosList->count(); ++i)

	{

		DemosList->item(i)->setData(Qt::UserRole, dir.absoluteFilePath(QString("%1.%2").arg(sl[i], extension)));

	}

}

void PagePlayDemo::renameRecord()

{

	QListWidgetItem * curritem = DemosList->currentItem();

	if (!curritem)

	{

		QMessageBox::critical(this,

				tr("Error"),

				tr("Please, select record from the list"),

				tr("OK"));

		return ;

	}

	QFile rfile(curritem->data(Qt::UserRole).toString());

	QFileInfo finfo(rfile);

	bool ok;

	QString newname = QInputDialog::getText(this, tr("Rename dialog"), tr("Enter new file name:"), QLineEdit::Normal, finfo.completeBaseName(), &ok);

	if(ok && newname.size())

	{

		QString newfullname = QString("%1/%2.%3")

		                              .arg(finfo.absolutePath())

		                              .arg(newname)

		                              .arg(finfo.suffix());

		ok = rfile.rename(newfullname);

		if(!ok)

			QMessageBox::critical(this, tr("Error"), tr("Cannot rename to") + newfullname);

		else

			FillFromDir(recType);

	}

}

void PagePlayDemo::removeRecord()

{

	QListWidgetItem * curritem = DemosList->currentItem();

	if (!curritem)

	{

		QMessageBox::critical(this,

				tr("Error"),

				tr("Please, select record from the list"),

				tr("OK"));

		return ;

	}

	QFile rfile(curritem->data(Qt::UserRole).toString());

	QFileInfo finfo(rfile);

	bool ok;

	ok = rfile.remove();

	if(!ok)

		QMessageBox::critical(this, tr("Error"), tr("Cannot delete file"));

	else

		FillFromDir(recType);

}