/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2007 Igor Ulyanov <iulyanov@gmail.com>

 * Copyright (c) 2009 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 <QTextBrowser>

#include <QListWidget>

#include <QLineEdit>

#include <QAction>

#include <QApplication>

#include <QTextDocument>

#include "chatwidget.h"

HWChatWidget::HWChatWidget(QWidget* parent) :

  QWidget(parent),

  mainLayout(this)

{

	mainLayout.setSpacing(1);

	mainLayout.setMargin(1);

	mainLayout.setSizeConstraint(QLayout::SetMinimumSize);

	mainLayout.setColumnStretch(0, 75);

	mainLayout.setColumnStretch(1, 25);

	chatEditLine = new QLineEdit(this);

	chatEditLine->setMaxLength(300);

	connect(chatEditLine, SIGNAL(returnPressed()), this, SLOT(returnPressed()));

	mainLayout.addWidget(chatEditLine, 1, 0, 1, 2);

	chatText = new QTextBrowser(this);

	chatText->setMinimumHeight(20);

	chatText->setMinimumWidth(10);

	chatText->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

	chatText->setOpenExternalLinks(true);

	mainLayout.addWidget(chatText, 0, 0);

	chatNicks = new QListWidget(this);

	chatNicks->setMinimumHeight(10);

	chatNicks->setMinimumWidth(10);

	chatNicks->setSortingEnabled(true);

	chatNicks->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);

	chatNicks->setContextMenuPolicy(Qt::ActionsContextMenu);

	mainLayout.addWidget(chatNicks, 0, 1);

	acInfo = new QAction(QAction::tr("Info"), chatNicks);

	connect(acInfo, SIGNAL(triggered(bool)), this, SLOT(onInfo()));

	acKick = new QAction(QAction::tr("Kick"), chatNicks);

	connect(acKick, SIGNAL(triggered(bool)), this, SLOT(onKick()));

	acBan = new QAction(QAction::tr("Ban"), chatNicks);

	connect(acBan, SIGNAL(triggered(bool)), this, SLOT(onBan()));

	chatNicks->insertAction(0, acInfo);

}

void HWChatWidget::returnPressed()

{

	emit chatLine(chatEditLine->text());

	chatEditLine->clear();

}

void HWChatWidget::onChatString(const QString& str)

{

	if (chatStrings.size() > 250)

		chatStrings.removeFirst();

	QString formattedStr = Qt::escape(str);

	if (formattedStr.startsWith("***"))

		formattedStr = QString("<font color=grey>%1</font>").arg(formattedStr);

	chatStrings.append(formattedStr);

	chatText->setHtml(chatStrings.join("<br>"));

	chatText->moveCursor(QTextCursor::End);

}

void HWChatWidget::onServerMessage(const QString& str)

{

	if (chatStrings.size() > 250)

		chatStrings.removeFirst();

	chatStrings.append("<hr>" + str + "<hr>");

	chatText->setHtml(chatStrings.join("<br>"));

	chatText->moveCursor(QTextCursor::End);

}

void HWChatWidget::nickAdded(const QString& nick)

{

	QListWidgetItem * item = new QListWidgetItem(nick);

	chatNicks->addItem(item);

}

void HWChatWidget::nickRemoved(const QString& nick)

{

	QList<QListWidgetItem *> items = chatNicks->findItems(nick, Qt::MatchExactly);

	for(QList<QListWidgetItem *>::iterator it=items.begin(); it!=items.end();) {

		chatNicks->takeItem(chatNicks->row(*it));

		++it;

	}

}

void HWChatWidget::clear()

{

	chatText->clear();

	chatStrings.clear();

	chatNicks->clear();

}

void HWChatWidget::onKick()

{

	QListWidgetItem * curritem = chatNicks->currentItem();

	if (curritem)

		emit kick(curritem->text());

}

void HWChatWidget::onBan()

{

	QListWidgetItem * curritem = chatNicks->currentItem();

	if (curritem)

		emit ban(curritem->text());

}

void HWChatWidget::onInfo()

{

	QListWidgetItem * curritem = chatNicks->currentItem();

	if (curritem)

		emit info(curritem->text());

}

void HWChatWidget::setReadyStatus(const QString & nick, bool isReady)

{

	QList<QListWidgetItem *> items = chatNicks->findItems(nick, Qt::MatchExactly);

	if (items.size() != 1)

	{

		qWarning("Bug: cannot find user in chat");

		return;

	}

	if(isReady)

		items[0]->setIcon(QIcon(":/res/lightbulb_on.png"));

	else

		items[0]->setIcon(QIcon(":/res/lightbulb_off.png"));

}

void HWChatWidget::adminAccess(bool b)

{

	chatNicks->removeAction(acKick);

	chatNicks->removeAction(acBan);

	if(b)

	{

		chatNicks->insertAction(0, acKick);

	}

}