/*
 * This file is part of smolbote. It's copyrighted by the contributors recorded
 * in the version control history of the file, available from its original
 * location: git://neueland.iserlohn-fortress.net/smolbote.git
 *
 * SPDX-License-Identifier: GPL-3.0
 */

#include "downloadswidget.h"
#include "ui_downloadsform.h"

#include "widgets/downloaditemwidget.h"
#include <QFileDialog>
#include <QListWidget>
#include <QWebEngineDownloadItem>

DownloadsWidget::DownloadsWidget(const QString &downloadPath, QWidget *parent)
    : QDialog(parent)
    , ui(new Ui::DownloadDialog)
{
    // make sure this dialog does not get deleted on close
    setAttribute(Qt::WA_DeleteOnClose, false);
    setWindowTitle(tr("Downloads"));

    ui->setupUi(this);

    m_downloadPath = downloadPath;

    connect(ui->listWidget, &QListWidget::currentItemChanged, this, [this](QListWidgetItem *current, QListWidgetItem *previous) {
        DownloadItemWidget *currentWidget = qobject_cast<DownloadItemWidget *>(ui->listWidget->itemWidget(current));
        currentWidget->showDetails();
        currentWidget->setFixedWidth(ui->listWidget->viewport()->width());
        currentWidget->adjustSize();
        current->setSizeHint(currentWidget->size());

        DownloadItemWidget *previousWidget = qobject_cast<DownloadItemWidget *>(ui->listWidget->itemWidget(previous));
        if(previousWidget != nullptr) {
            previousWidget->hideDetails();
            previousWidget->setFixedWidth(ui->listWidget->viewport()->width());
            previousWidget->adjustSize();
            previous->setSizeHint(previousWidget->size());
        }
    });
}

DownloadsWidget::~DownloadsWidget()
{
    delete ui;
}

void DownloadsWidget::addDownload(QWebEngineDownloadItem *item)
{
    this->show();

    QString filepath = QFileDialog::getSaveFileName(this,
        tr("Save"),
        m_downloadPath + "/" + QFileInfo(item->path()).fileName());

    if(filepath.isEmpty()) {
        // user cancelled the save dialog
        item->cancel();
        return;
    }

    item->setPath(filepath);

    QListWidgetItem *listItem = new QListWidgetItem();
    int rowIndex = ui->listWidget->count();
    ui->listWidget->insertItem(rowIndex, listItem);

    DownloadItemWidget *form = new DownloadItemWidget(item, this);
    ui->listWidget->setItemWidget(listItem, form);

    item->accept();

    ui->listWidget->setCurrentRow(rowIndex);
}

void DownloadsWidget::resizeEvent(QResizeEvent *event)
{
    QWidget::resizeEvent(event);

    for(int i = 0; i < ui->listWidget->count(); ++i) {
        QWidget *w = ui->listWidget->itemWidget(ui->listWidget->item(i));
        w->setFixedWidth(ui->listWidget->viewport()->width());
        w->adjustSize();
        ui->listWidget->item(i)->setSizeHint(w->size());
    }
}