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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the E-Bike demo project.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QTimer>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QUrl>
#include <QUrlQuery>
#include <QJsonDocument>
#include <QJsonParseError>
#include <QJsonObject>
#include "mapboxsuggestions.h"
#include "mapbox.h"
#include "suggestionsmodel.h"
MapBoxSuggestions::MapBoxSuggestions(MapBox *mapbox, QObject *parent)
: QObject(parent)
, m_mapbox(mapbox)
, m_timer(new QTimer(this))
, m_suggestions(new SuggestionsModel(this))
{
// Setup timer to request 500ms after user stops typing
m_timer->setSingleShot(true);
m_timer->setInterval(500);
// Connect timer signal
connect(m_timer, &QTimer::timeout, this, &MapBoxSuggestions::loadSuggestions);
}
void MapBoxSuggestions::stopSuggest()
{
m_timer->stop();
}
void MapBoxSuggestions::setSearch(const QString &search)
{
if (m_search == search)
return;
m_search = search;
m_timer->start();
emit searchChanged(m_search);
}
void MapBoxSuggestions::loadSuggestions()
{
QNetworkReply *reply = m_mapbox->getGeocoding(m_search, m_center);
connect(reply, &QNetworkReply::finished, this, &MapBoxSuggestions::handleReply);
m_requests.append(reply);
emit loadingChanged();
}
void MapBoxSuggestions::handleReply()
{
QNetworkReply *reply = qobject_cast<QNetworkReply *>(sender());
QJsonParseError error;
QJsonDocument doc = QJsonDocument::fromJson(reply->readAll(), &error);
if (error.error == QJsonParseError::NoError) {
QJsonObject obj = doc.object();
m_suggestions->setSuggestions(obj.value("features").toArray());
emit suggestionsChanged();
}
m_requests.removeOne(reply);
emit loadingChanged();
reply->deleteLater();
}
void MapBoxSuggestions::setCenter(const QGeoCoordinate ¢er)
{
if (m_center != center) {
m_center = center;
emit centerChanged();
}
}
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