/*******************************************************************************
 **
 ** smolbote: yet another qute browser
 ** Copyright (C) 2017  Xian Nox
 **
 ** 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 3 of the License, or
 ** (at your option) any later version.
 **
 ** 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, see <http://www.gnu.org/licenses/>.
 **
 ******************************************************************************/

#include "bookmarkswidget.h"
#include "ui_bookmarksform.h"
#include "browser.h"
#include <QTreeWidget>

BookmarksWidget::BookmarksWidget(QWidget *parent) :
    DockingWidget(tr("Bookmarks"), parent),
    ui(new Ui::BookmarksDialog)
{
    // make sure this dialog does not get deleted on close
    setAttribute(Qt::WA_DeleteOnClose, false);

    ui->setupUi(this);
    ui->treeWidget->header()->setSectionResizeMode(QHeaderView::Stretch);

    QStyle *style = ui->treeWidget->style();
    ui->addFolder_toolButton->setIcon(style->standardPixmap(QStyle::SP_DirIcon));
    ui->addBookmark_toolButton->setIcon(style->standardPixmap(QStyle::SP_FileIcon));
    ui->addSeparator_toolButton->setText("---");
    ui->deleteItem_toolButton->setIcon(style->standardPixmap(QStyle::SP_TrashIcon));

    connect(ui->treeWidget, SIGNAL(itemSelectionChanged()), this, SLOT(showItemDetails()));
    connect(ui->treeWidget, SIGNAL(itemActivated(QTreeWidgetItem*,int)), this, SLOT(openItem(QTreeWidgetItem*,int)));

    ui->deleteItem_toolButton->setShortcut(QKeySequence::Delete);
    connect(ui->deleteItem_toolButton, SIGNAL(clicked(bool)), this, SLOT(deleteCurrentItem()));

    xbel = new Xbel(ui->treeWidget);
    xbel->read(sSettings->value("bookmarks.path").toString());

    connect(ui->addFolder_toolButton, &QToolButton::clicked, [this]() {
        xbel->addFolder(ui->treeWidget->currentItem());
    });
    connect(ui->addBookmark_toolButton, &QToolButton::clicked, [this]() {
        xbel->addBookmark(ui->treeWidget->currentItem());
    });
    connect(ui->addSeparator_toolButton, &QToolButton::clicked, [this]() {
        xbel->addSeparator(ui->treeWidget->currentItem());
    });
}

BookmarksWidget::~BookmarksWidget()
{
    qDebug("Destroying BookmarksManager");

    if(ui->treeWidget->topLevelItemCount() > 0) {
        xbel->write(sSettings->value("bookmarks.path").toString());
    }

    delete xbel;
    delete ui;
}

void BookmarksWidget::show()
{
    // show() gets called by a QAction in MainWindow
    window = qobject_cast<MainWindow *>(sender()->parent());

    DockingWidget::show();
}

void BookmarksWidget::deleteCurrentItem()
{
    delete ui->treeWidget->currentItem();
}

void BookmarksWidget::openItem(QTreeWidgetItem *item, int column)
{
    Q_UNUSED(column)

    if(window) {
        window->addNewTab(QUrl::fromUserInput(item->text(1)));
    } else {
        qWarning("Trying to open a link without a MainWindow set");
    }
}

void BookmarksWidget::showItemDetails()
{
    QTreeWidgetItem *item = ui->treeWidget->currentItem();
    if(!item) {
        ui->title_lineEdit->setText("");
        ui->href_label->setText("");
        return;
    }
    ui->title_lineEdit->setText(item->text(0));
    ui->href_lineEdit->setText(item->text(1));
}