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/*
 * 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 <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);
    });

    connect(urlBar, &UrlLineEdit::returnPressed, [=]() {
        const QUrl url = QUrl::fromUserInput(urlBar->text());

        // check if url contains \w+:// (matches protocol://) or contains a '.' (matches site.domain)
        // this is because single words are valid URLs for QUrl (searchterm becomes http://searchterm)
        // check for protocol://site because \. wouldn't match it (localhost is a search term; http://localhost is an address)
        if(urlBar->text().contains(QRegularExpression("\\w+://|\\.")) && url.isValid()) {
            emit load(url);
        } else {
            emit search(urlBar->text());
        }
    });

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

AddressBar::~AddressBar()
{
    disconnect(this);
}

void AddressBar::setUrl(const QUrl &url)
{
    if(url.isEmpty())
        urlBar->clear();
    else
        urlBar->setUrl(url);
}

void AddressBar::setProgress(int value) {
    progressBar->setValue(std::min(value, 100));
}