/*
 * 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: https://neueland.iserlohn-fortress.net/smolbote.hg
 *
 * SPDX-License-Identifier: GPL-3.0
 */

#include "addressbar.h"
#include "urllineedit.h"
#include <QWebEngineView>
#include <QProgressBar>
#include <QShortcut>
#include <QVBoxLayout>

AddressBar::AddressBar(const QHash<QString, QString> &config, QWidget *parent)
    : QWidget(parent)
{
    setLayout(new QVBoxLayout());
    layout()->setContentsMargins(0, 0, 0, 0);
    layout()->setSpacing(0);

    urlBar = new UrlLineEdit(this);
    urlBar->menuAction->setShortcut(QKeySequence(config.value("addressbar.shortcuts.menu")));
    layout()->addWidget(urlBar);

    auto *focusShortcut = new QShortcut(QKeySequence(config.value("addressbar.shortcuts.focus")), parent);
    connect(focusShortcut, &QShortcut::activated, urlBar, [=]() {
        urlBar->setFocus();
        urlBar->selectAll();
    });

    connect(urlBar, &UrlLineEdit::textEdited, [=](const QString &text) {
        std::function<void(QStringList &)> callback = std::bind(&UrlLineEdit::updateCompleter, urlBar, std::placeholders::_1);
        emit complete(text, callback);
    });

    progressBar = new QProgressBar(this);
    progressBar->setObjectName("LoadingBar");
    progressBar->setMaximumHeight(5);
    progressBar->setTextVisible(false);
    layout()->addWidget(progressBar);
}

AddressBar::~AddressBar()
{
    disconnect(urlChangedConnection);
    disconnect(loadUrlConnection);
    disconnect(progressBarConnection);
}

void AddressBar::setView(QWebEngineView *view)
{
    disconnect(urlChangedConnection);
    disconnect(loadUrlConnection);
    disconnect(progressBarConnection);

    progressBar->setValue(100);

    if(view == nullptr) {
        urlBar->clear();
        urlBar->pageMenu = nullptr;
        urlBar->toolsMenu = nullptr;
        return;
    }

    urlBar->setUrl(view->url());
    urlChangedConnection = connect(view, &QWebEngineView::urlChanged, urlBar, &UrlLineEdit::setUrl);
    loadUrlConnection = connect(urlBar, &UrlLineEdit::returnPressed, [=]() {
        if(urlBar->text().startsWith('#')) {
            emit search(urlBar->text().mid(1));
        } else {
            view->load(QUrl::fromUserInput(urlBar->text()));
        }
        view->setFocus();
    });

    progressBar->setValue(100);
    progressBarConnection = connect(view, &QWebEngineView::loadProgress, progressBar, &QProgressBar::setValue);
}

void AddressBar::setPageMenu(QMenu *menu)
{
    urlBar->pageMenu = menu;
}

void AddressBar::setToolsMenu(QMenu *menu)
{
    urlBar->toolsMenu = menu;
}