rssguard/src/librssguard/services/abstract/labelsnode.cpp

120 lines
4 KiB
C++

// For license of this file, see <project-root-folder>/LICENSE.md.
#include "services/abstract/labelsnode.h"
#include "database/databasefactory.h"
#include "database/databasequeries.h"
#include "definitions/globals.h"
#include "exceptions/applicationexception.h"
#include "miscellaneous/application.h"
#include "miscellaneous/iconfactory.h"
#include "services/abstract/gui/formaddeditlabel.h"
#include "services/abstract/serviceroot.h"
#include "3rd-party/boolinq/boolinq.h"
LabelsNode::LabelsNode(RootItem* parent_item) : RootItem(parent_item), m_actLabelNew(nullptr) {
setKind(RootItem::Kind::Labels);
setId(ID_LABELS);
setIcon(qApp->icons()->fromTheme(QSL("tag-folder"), QSL("emblem-favorite")));
setTitle(tr("Labels"));
setDescription(tr("You can see all your labels (tags) here."));
}
void LabelsNode::loadLabels(const QList<Label*>& labels) {
for (Label* lbl : labels) {
appendChild(lbl);
}
}
QList<Message> LabelsNode::undeletedMessages() const {
QSqlDatabase database = qApp->database()->driver()->connection(metaObject()->className());
return DatabaseQueries::getUndeletedLabelledMessages(database, getParentServiceRoot()->accountId());
}
void LabelsNode::updateCounts(bool including_total_count) {
// TODO: This is still rather slow because this is automatically
// called when message is marked (un)read or starred.
// It would be enough if only labels which are assigned to article
// are recounted, not all.
QSqlDatabase database = qApp->database()->driver()->threadSafeConnection(metaObject()->className());
int account_id = getParentServiceRoot()->accountId();
auto acc = DatabaseQueries::getMessageCountsForAllLabels(database, account_id);
for (Label* lbl : labels()) {
if (!acc.contains(lbl->customId())) {
if (including_total_count) {
lbl->setCountOfAllMessages(0);
}
lbl->setCountOfUnreadMessages(0);
}
else {
auto ac = acc.value(lbl->customId());
if (including_total_count) {
lbl->setCountOfAllMessages(ac.m_total);
}
lbl->setCountOfUnreadMessages(ac.m_unread);
}
}
}
Label* LabelsNode::labelById(const QString& custom_id) {
auto chi = childItems();
return qobject_cast<Label*>(boolinq::from(chi).firstOrDefault([custom_id](RootItem* it) {
return it->customId() == custom_id;
}));
}
QList<Label*> LabelsNode::labels() const {
auto list = boolinq::from(childItems())
.select([](RootItem* it) {
return static_cast<Label*>(it);
})
.toStdList();
return FROM_STD_LIST(QList<Label*>, list);
}
QList<QAction*> LabelsNode::contextMenuFeedsList() {
if (m_actLabelNew == nullptr) {
// Initialize it all.
m_actLabelNew = new QAction(qApp->icons()->fromTheme(QSL("tag-new")), tr("New label"), this);
connect(m_actLabelNew, &QAction::triggered, this, &LabelsNode::createLabel);
}
return QList<QAction*>{m_actLabelNew};
}
void LabelsNode::createLabel() {
if (Globals::hasFlag(getParentServiceRoot()->supportedLabelOperations(), ServiceRoot::LabelOperation::Adding)) {
FormAddEditLabel frm(qApp->mainFormWidget());
Label* new_lbl = frm.execForAdd();
if (new_lbl != nullptr) {
QSqlDatabase db = qApp->database()->driver()->connection(metaObject()->className());
try {
DatabaseQueries::createLabel(db, new_lbl, getParentServiceRoot()->accountId());
getParentServiceRoot()->requestItemReassignment(new_lbl, this);
getParentServiceRoot()->requestItemExpand({this}, true);
}
catch (const ApplicationException&) {
new_lbl->deleteLater();
}
}
}
else {
qApp->showGuiMessage(Notification::Event::GeneralEvent,
{tr("This account does not allow you to create labels."),
tr("Not allowed"),
QSystemTrayIcon::MessageIcon::Critical});
}
}