/*
    Copyright (C) 2012  Jan Grulich <grulja@gmail.com>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) version 3, or any
    later version accepted by the membership of KDE e.V. (or its
    successor approved by the membership of KDE e.V.), which shall
    act as a proxy defined in Section 6 of version 3 of the license.

    This library 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 Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library.  If not, see <https://www.gnu.org/licenses/>.
*/

#include "staticmapurl.h"

#include <QUrlQuery>

using namespace KGAPI2;


class Q_DECL_HIDDEN StaticMapUrl::Private
{
public:
    Private();
    Private(const Private& other);

    void init(const Private &other);

    StaticMapUrl::LocationType locationType;
    StaticMapUrl::ImageFormat format;

    QString locationString;
    KContacts::Address locationAddress;
    KContacts::Geo locationGeo;

    StaticMapUrl::MapType maptype;
    QList<StaticMapMarker> markers;
    QList<StaticMapPath> paths;
    StaticMapUrl::Scale scale;
    bool sensor;
    QSize size;

    QString visibleString;
    KContacts::Address visibleAddress;
    KContacts::Geo visibleGeo;
    StaticMapUrl::LocationType visibleLocationType;

    qint32 zoom;
};

StaticMapUrl::Private::Private():
    locationType(StaticMapUrl::Undefined),
    format(StaticMapUrl::PNG),
    maptype(StaticMapUrl::Roadmap),
    scale(StaticMapUrl::Normal),
    sensor(false),
    visibleLocationType(StaticMapUrl::Undefined),
    zoom(-1)
{
}

StaticMapUrl::Private::Private(const Private & other)
{
    init(other);
}

void StaticMapUrl::Private::init(const StaticMapUrl::Private& other)
{
    locationType = other.locationType;
    format = other.format;
    locationString = other.locationString;
    locationAddress = other.locationAddress;
    locationGeo = other.locationGeo;
    maptype = other.maptype;
    markers = other.markers;
    paths = other.paths;
    scale = other.scale;
    sensor = other.sensor;
    size = other.size;
    visibleString = other.visibleString;
    visibleAddress = other.visibleAddress;
    visibleGeo = other.visibleGeo;
    visibleLocationType = other.visibleLocationType;
    zoom = other.zoom;
}

StaticMapUrl::StaticMapUrl():
    d(new Private)
{
}

StaticMapUrl::StaticMapUrl(const StaticMapUrl& other):
    d(new Private(*(other.d)))
{
}

StaticMapUrl::~StaticMapUrl()
{
    delete d;
}


StaticMapUrl& StaticMapUrl::operator=(const StaticMapUrl& other)
{
    if (&other == this) {
        return *this;
    }

    d->init(*(other.d));
    return *this;
}

StaticMapUrl::StaticMapUrl(const QString &location, const QSize &size,
                           quint32 zoom, bool sensor):
    d(new Private)
{
    setLocation(location);
    setSize(size);
    setZoomLevel(zoom);
    setSensorUsed(sensor);
}

StaticMapUrl::StaticMapUrl(const KContacts::Address &address, const QSize &size,
                           quint32 zoom, bool sensor):
    d(new Private)
{
    setLocation(address);
    setSize(size);
    setZoomLevel(zoom);
    setSensorUsed(sensor);
}

StaticMapUrl::StaticMapUrl(const KContacts::Geo &geo, const QSize &size,
                           quint32 zoom, bool sensor):
    d(new Private)
{
    setLocation(geo);
    setSize(size);
    setZoomLevel(zoom);
    setSensorUsed(sensor);
}

StaticMapUrl::LocationType StaticMapUrl::locationType() const
{
    return d->locationType;
}

StaticMapUrl::ImageFormat StaticMapUrl::format() const
{
    return d->format;
}

void StaticMapUrl::setFormat(const StaticMapUrl::ImageFormat format)
{
    d->format = format;
}

bool StaticMapUrl::isValid() const
{
    bool maOrPa = true;

    if (d->markers.isEmpty()) {
        for (const StaticMapPath & path : qAsConst(d->paths)) {
            if (!path.isValid())
                maOrPa = false;
        }
    } else {

        for (const StaticMapMarker & marker : qAsConst(d->markers)) {
            if (!marker.isValid())
                maOrPa = false;
        }

    }

    if (maOrPa) {

        if ((d->locationType == Undefined || d->zoom == -1) &&
                (d->visibleLocationType == Undefined))
            return false;

    }

    return !(d->size.isEmpty());
}

QString StaticMapUrl::locationString() const
{
    return d->locationString;
}

void StaticMapUrl::setLocation(const QString& location)
{
    d->locationString = location;
    d->locationType = String;
    d->locationAddress.clear();
    d->locationGeo.setLatitude(91);
    d->locationGeo.setLongitude(181);
}

KContacts::Address StaticMapUrl::locationAddress() const
{
    return d->locationAddress;
}

void StaticMapUrl::setLocation(const KContacts::Address& address)
{
    d->locationAddress = address;
    d->locationType = KABCAddress;
    d->locationString.clear();
    d->locationGeo.setLatitude(91);
    d->locationGeo.setLongitude(181);
}

KContacts::Geo StaticMapUrl::locationGeo() const
{
    return d->locationGeo;
}

void StaticMapUrl::setLocation(const KContacts::Geo& geo)
{
    d->locationGeo = geo;
    d->locationType = KABCGeo;
    d->locationString.clear();
    d->locationAddress.clear();
}

StaticMapUrl::MapType StaticMapUrl::mapType() const
{
    return d->maptype;
}

void StaticMapUrl::setMapType(const StaticMapUrl::MapType type)
{
    d->maptype = type;
}

QList< StaticMapMarker > StaticMapUrl::markers() const
{
    return d->markers;
}

void StaticMapUrl::setMarker(const StaticMapMarker& marker)
{
    QList<StaticMapMarker> markers;
    markers << marker;
    d->markers = markers;
}

void StaticMapUrl::setMarkers(const QList< StaticMapMarker >& markers)
{
    d->markers = markers;
}

QList<StaticMapPath> StaticMapUrl::paths() const
{
    return d->paths;
}

void StaticMapUrl::setPath(const StaticMapPath & path)
{
    QList<StaticMapPath> paths;
    paths << path;
    d->paths = paths;
}

void StaticMapUrl::setPaths(const QList< StaticMapPath >& paths)
{
    d->paths = paths;
}

QSize StaticMapUrl::size() const
{
    return d->size;
}

void StaticMapUrl::setSize(const QSize& size)
{
    d->size = size;
}

StaticMapUrl::Scale StaticMapUrl::scale() const
{
    return d->scale;
}

void StaticMapUrl::setScale(const Scale scale)
{
    d->scale = scale;
}

bool StaticMapUrl::sensorUsed() const
{
    return d->sensor;
}

void StaticMapUrl::setSensorUsed(const bool sensor)
{
    d->sensor = sensor;
}

QString StaticMapUrl::visibleLocationString() const
{
    return d->visibleString;
}

void StaticMapUrl::setVisibleLocation(const QString & location)
{
    d->visibleString = location;
    d->visibleLocationType = String;
    d->visibleAddress.clear();
    d->visibleGeo.setLatitude(911);
    d->visibleGeo.setLongitude(181);
}

KContacts::Address StaticMapUrl::visibleLocationAddress() const
{
    return d->locationAddress;
}

void StaticMapUrl::setVisibleLocation(const KContacts::Address & address)
{
    d->visibleAddress = address;
    d->visibleLocationType = KABCAddress;
    d->visibleString.clear();
    d->visibleGeo.setLatitude(911);
    d->visibleGeo.setLongitude(181);
}

KContacts::Geo StaticMapUrl::visibleLocationGeo() const
{
    return d->locationGeo;
}

void StaticMapUrl::setVisibleLocation(const KContacts::Geo & geo)
{
    d->visibleGeo = geo;
    d->visibleLocationType = KABCGeo;
    d->visibleString.clear();
    d->visibleAddress.clear();
}

StaticMapUrl::LocationType StaticMapUrl::visibleLocationType() const
{
    return d->visibleLocationType;
}

qint8 StaticMapUrl::zoomLevel() const
{
    return d->zoom;
}

void StaticMapUrl::setZoomLevel(const quint32 zoom)
{
    d->zoom = zoom;
}

QUrl StaticMapUrl::url() const
{
    QUrl url(QStringLiteral("http://maps.googleapis.com/maps/api/staticmap"));
    QUrlQuery query(url);

    if (d->locationType != Undefined) {
        QString param;

        switch (d->locationType) {
        case Undefined:
        case String:
            param = d->locationString;
            param = param.replace(QLatin1String(", "), QLatin1String(","));
            param = param.replace(QLatin1String(". "), QLatin1String("."));
            param = param.replace(QLatin1Char(' '), QLatin1Char('+'));
            query.addQueryItem(QStringLiteral("center"), param);
            break;
        case KABCAddress:
            param = d->locationAddress.formattedAddress();
            param = param.replace(QLatin1String(", "), QLatin1String(","));
            param = param.replace(QLatin1String(". "), QLatin1String("."));
            param = param.replace(QLatin1Char(' '), QLatin1Char('+'));
            param = param.replace(QLatin1Char('\n'), QLatin1Char(','));
            query.addQueryItem(QStringLiteral("center"), param);
            break;
        case KABCGeo:
            param = QString::number(d->locationGeo.latitude()) + QLatin1Char(',') +
                    QString::number(d->locationGeo.longitude());
            query.addQueryItem(QStringLiteral("center"), param);
            break;
        }
    }

    if (d->zoom != -1)
        query.addQueryItem(QStringLiteral("zoom"), QString::number(d->zoom));

    if (!d->size.isEmpty()) {
        QString size = QString::number(d->size.width()) + QLatin1Char('x') +
                       QString::number(d->size.height());
        query.addQueryItem(QStringLiteral("size"), size);
    }

    if (d->scale != Normal)
        query.addQueryItem(QStringLiteral("scale"), QString::number(2));
    if (d->format != PNG) {
        QString format;

        switch (d->format) {
        case PNG:
        case PNG32:
            format = QStringLiteral("png32");
            break;
        case GIF:
            format = QStringLiteral("gif");
            break;
        case JPG:
            format = QStringLiteral("jpg");
            break;
        case JPGBaseline:
            format = QStringLiteral("jpg-baseline");
            break;
        }

        query.addQueryItem(QStringLiteral("format"), format);
    }

    if (d->maptype != Roadmap) {
        QString maptype;

        switch (d->maptype) {
        case Roadmap:
        case Satellite:
            maptype = QStringLiteral("satellite");
            break;
        case Terrain:
            maptype = QStringLiteral("terrain");
            break;
        case Hybrid:
            maptype = QStringLiteral("hybrid");
            break;
        }

        query.addQueryItem(QStringLiteral("maptype"), maptype);
    }

    for (const StaticMapMarker & marker : qAsConst(d->markers)) {

        if (marker.isValid())
            query.addQueryItem(QStringLiteral("markers"), marker.toString());
    }

    for (const StaticMapPath & path : qAsConst(d->paths)) {

        if (path.isValid())
            query.addQueryItem(QStringLiteral("path"), path.toString());

    }

    if (d->visibleLocationType != Undefined) {

        QString param;

        switch (d->visibleLocationType) {
        case Undefined:
        case String:
            param = d->visibleString;
            param = param.replace(QLatin1String(", "), QLatin1String(","));
            param = param.replace(QLatin1String(". "), QLatin1String("."));
            param = param.replace(QLatin1Char(' '), QLatin1Char('+'));
            query.addQueryItem(QStringLiteral("visible"), param);
            break;
        case KABCAddress:
            param = d->visibleAddress.formattedAddress();
            param = param.replace(QLatin1String(", "), QLatin1String(","));
            param = param.replace(QLatin1String(". "), QLatin1String("."));
            param = param.replace(QLatin1Char(' '), QLatin1Char('+'));
            param = param.replace(QLatin1Char('\n'), QLatin1Char(','));
            query.addQueryItem(QStringLiteral("visible"), param);
            break;
        case KABCGeo:
            param = QString::number(d->visibleGeo.latitude()) + QLatin1Char(',') +
                    QString::number(d->visibleGeo.longitude());
            query.addQueryItem(QStringLiteral("visible"), param);
            break;
        }
    }

    if (d->sensor)
        query.addQueryItem(QStringLiteral("sensor"), QStringLiteral("true"));
    else
        query.addQueryItem(QStringLiteral("sensor"), QStringLiteral("false"));

    url.setQuery(query);
    return url;
}
