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#include "favouritecollection.hpp"
#include <QFile>
FavouriteCollection::FavouriteCollection(QObject *parent) :
QAbstractListModel(parent)
{
}
void FavouriteCollection::add(QUrl const & url)
{
if(contains(url))
return;
beginInsertRows(QModelIndex{}, items.size(), items.size() + 1);
items.push_back(url);
endInsertRows();
}
void FavouriteCollection::remove(QUrl const & url)
{
for(int i = 0; i < items.size(); i++)
{
if(items.at(i) == url) {
beginRemoveRows(QModelIndex{}, i, i + 1);
items.removeAt(i);
endRemoveRows();
return;
}
}
}
bool FavouriteCollection::contains(const QUrl &url)
{
for(auto const & item : items) {
if(item == url)
return true;
}
return false;
}
QUrl FavouriteCollection::get(const QModelIndex &index) const
{
if(index.isValid()) {
return items.at(index.row());
} else {
return QUrl { };
}
}
bool FavouriteCollection::save(const QString &fileName) const
{
QFile file(fileName);
if(not file.open(QFile::WriteOnly))
return false;
for(auto const & url: items)
{
QByteArray blob = (url.toString() + "\n").toUtf8();
qint64 offset = 0;
while(offset < blob.size())
{
auto len = file.write(blob.data() + offset, blob.size() - offset);
if(len <= 0) {
file.close();
return false;
}
offset += len;
}
}
file.close();
return true;
}
bool FavouriteCollection::save(QSettings &settings) const
{
settings.beginWriteArray("favourites", items.size());
for(int i = 0; i < items.size(); i++)
{
settings.setArrayIndex(i);
settings.setValue("url", items[i].toString());
}
settings.endArray();
return true;
}
bool FavouriteCollection::load(const QString &fileName)
{
QFile file(fileName);
if(not file.open(QFile::ReadOnly))
return false;
auto data = file.readAll();
beginResetModel();
items.clear();
for(auto line : data.split('\n')) {
if(line.size() > 0) {
items.push_back(QUrl(QString::fromUtf8(line)));
}
}
endResetModel();
return true;
}
bool FavouriteCollection::load(QSettings & settings)
{
int len = settings.beginReadArray("favourites");
items.resize(len);
for(int i = 0; i < items.size(); i++)
{
settings.setArrayIndex(i);
items[i] = settings.value("url").toString();
}
settings.endArray();
return true;
}
int FavouriteCollection::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent)
return items.size();
}
bool FavouriteCollection::setData(const QModelIndex &index, const QVariant &value, int role)
{
Q_UNUSED(value)
Q_UNUSED(index)
Q_UNUSED(role)
return false;
}
QVariant FavouriteCollection::data(const QModelIndex &index, int role) const
{
if(role != Qt::DisplayRole) {
return QVariant{};
}
return items.at(index.row()).toString();
}
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