/*

 * Hedgewars, a free turn based strategy game

 * Copyright (c) 2004-2015 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#include <QGridLayout>

#include <QLabel>

#include <QLineEdit>

#include <QSpinBox>

#include <QPushButton>

#include <QTextBrowser>

#include <QTableWidget>

#include <QHeaderView>

#include "pageadmin.h"

#include "chatwidget.h"

#include "bandialog.h"

QLayout * PageAdmin::bodyLayoutDefinition()

{

    QVBoxLayout * pageLayout = new QVBoxLayout();

    QTabWidget * tabs = new QTabWidget(this);

    pageLayout->addWidget(tabs);

    QWidget * page1 = new QWidget(this);

    QWidget * page2 = new QWidget(this);

    tabs->addTab(page1, tr("General"));

    tabs->addTab(page2, tr("Bans"));

    // page 1

    {

        QGridLayout * tab1Layout = new QGridLayout(page1);

        // 0

        pbAsk = addButton(tr("Fetch data"), tab1Layout, 0, 0, 1, 3);

        // 1

        QLabel * lblSMN = new QLabel(this);

        lblSMN->setText(tr("Server message for latest version:"));

        tab1Layout->addWidget(lblSMN, 1, 0);

        leServerMessageNew = new QLineEdit(this);

        tab1Layout->addWidget(leServerMessageNew, 1, 1);

        // 2

        QLabel * lblSMO = new QLabel(this);

        lblSMO->setText(tr("Server message for previous versions:"));

        tab1Layout->addWidget(lblSMO, 2, 0);

        leServerMessageOld = new QLineEdit(this);

        tab1Layout->addWidget(leServerMessageOld, 2, 1);

        // 3

        QLabel * lblP = new QLabel(this);

        lblP->setText(tr("Latest version protocol number:"));

        tab1Layout->addWidget(lblP, 3, 0);

        sbProtocol = new QSpinBox(this);

        tab1Layout->addWidget(sbProtocol, 3, 1);

        // 4

        QLabel * lblPreview = new QLabel(this);

        //: MOTD = Message Of The Day, the message which is shown to players joining the server

        lblPreview->setText(tr("MOTD preview:"));

        tab1Layout->addWidget(lblPreview, 4, 0);

        tb = new QTextBrowser(this);

        tb->setOpenExternalLinks(true);

        tb->document()->setDefaultStyleSheet(HWChatWidget::styleSheet());

        tab1Layout->addWidget(tb, 4, 1, 1, 2);

        // 5

        pbClearAccountsCache = addButton(tr("Clear Accounts Cache"), tab1Layout, 5, 0);

        // 6

        pbSetSM = addButton(tr("Set data"), tab1Layout, 6, 0, 1, 3);

    }

    // page 2

    {

        QGridLayout * tab2Layout = new QGridLayout(page2);

        twBans = new QTableWidget(this);

        twBans->setColumnCount(3);

        twBans->setHorizontalHeaderLabels(QStringList()

                              //: IP = short for "IP address" (Internet Protocol). Nick = short for "nick name"

                              << tr("IP/Nick")

                              << tr("Expiration")

                              << tr("Reason")

                    );

        twBans->horizontalHeader()->setSectionResizeMode(2, QHeaderView::Stretch);

        twBans->horizontalHeader()->setSectionsClickable(false);

        twBans->verticalHeader()->hide();

        twBans->setEditTriggers(QAbstractItemView::NoEditTriggers);

        twBans->setSelectionBehavior(QAbstractItemView::SelectRows);

        twBans->setSelectionMode(QAbstractItemView::SingleSelection);

        twBans->setAlternatingRowColors(true);

        tab2Layout->addWidget(twBans, 0, 1, 4, 1);

        QPushButton * btnRefresh = addButton(tr("Refresh"), tab2Layout, 0, 0);

        QPushButton * btnAdd = addButton(tr("Add"), tab2Layout, 1, 0);

        QPushButton * btnRemove = addButton(tr("Remove"), tab2Layout, 2, 0);

        connect(btnRefresh, SIGNAL(clicked()), this, SIGNAL(bansListRequest()));

        connect(btnRefresh, SIGNAL(clicked()), this, SLOT(onRefreshClicked()));

        connect(btnAdd, SIGNAL(clicked()), this, SLOT(onAddClicked()));

        connect(btnRemove, SIGNAL(clicked()), this, SLOT(onRemoveClicked()));

    }

    return pageLayout;

}

void PageAdmin::connectSignals()

{

    connect(pbAsk, SIGNAL(clicked()), this, SIGNAL(askServerVars()));

    connect(leServerMessageNew, SIGNAL(textChanged(QString)), tb, SLOT(setHtml(const QString &)));

    connect(leServerMessageOld, SIGNAL(textChanged(QString)), tb, SLOT(setHtml(const QString &)));

    connect(pbClearAccountsCache, SIGNAL(clicked()), this, SIGNAL(clearAccountsCache()));

    connect(pbSetSM, SIGNAL(clicked()), this, SLOT(smChanged()));

}

PageAdmin::PageAdmin(QWidget* parent) : AbstractPage(parent)

{

    initPage();

}

void PageAdmin::smChanged()

{

    emit setServerMessageNew(leServerMessageNew->text());

    emit setServerMessageOld(leServerMessageOld->text());

    emit setProtocol(sbProtocol->value());

}

void PageAdmin::serverMessageNew(const QString & str)

{

    leServerMessageNew->setText(str);

}

void PageAdmin::serverMessageOld(const QString & str)

{

    leServerMessageOld->setText(str);

}

void PageAdmin::protocol(int proto)

{

    sbProtocol->setValue(proto);

}

void PageAdmin::onAddClicked()

{

    BanDialog dialog(this);

    if(dialog.exec())

    {

        if(dialog.byIP())

        {

            emit banIP(dialog.banId(), dialog.reason(), dialog.duration());

        } else

        {

            emit banNick(dialog.banId(), dialog.reason(), dialog.duration());

        }

        emit bansListRequest();

    }

}

void PageAdmin::onRemoveClicked()

{

    QList<QTableWidgetItem *> sel = twBans->selectedItems();

    if(sel.size())

    {

        emit removeBan(twBans->item(sel[0]->row(), 0)->data(Qt::DisplayRole).toString());

        emit bansListRequest();

    }

}

void PageAdmin::setBansList(const QStringList & bans)

{

    if(bans.size() % 4)

        return;

    twBans->setRowCount(bans.size() / 4);

    for(int i = 0; i < bans.size(); i += 4)

    {

        if(!twBans->item(i / 4, 0))

        {

            twBans->setItem(i / 4, 0, new QTableWidgetItem());

            twBans->setItem(i / 4, 1, new QTableWidgetItem());

            twBans->setItem(i / 4, 2, new QTableWidgetItem());

        }

        twBans->item(i / 4, 0)->setData(Qt::DisplayRole, bans[i + 1]);

        twBans->item(i / 4, 1)->setData(Qt::DisplayRole, bans[i + 3]);

        twBans->item(i / 4, 2)->setData(Qt::DisplayRole, bans[i + 2]);

    }

}

void PageAdmin::onRefreshClicked()

{

    twBans->setRowCount(0);

}