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#include "notificationsmodel.h"
using namespace sowatch;
#define FOREACH_TYPE_FROM_TO(x, from, to) \
for(Notification::Type x = from; x < to; x = static_cast<Notification::Type>(x + 1))
#define FOREACH_TYPE_UNTIL(x, to) FOREACH_TYPE_FROM_TO(x, Notification::OtherNotification, to)
#define FOREACH_TYPE(x) FOREACH_TYPE_FROM_TO(x, Notification::OtherNotification, Notification::TypeCount)
NotificationsModel::NotificationsModel(QObject *parent) :
QAbstractListModel(parent)
{
QHash<int, QByteArray> roles = roleNames();
roles[Qt::DisplayRole] = QByteArray("title");
roles[ObjectRole] = QByteArray("object");
roles[BodyRole] = QByteArray("body");
roles[CountRole] = QByteArray("count");
setRoleNames(roles);
}
int NotificationsModel::rowCount(const QModelIndex &parent) const
{
int count = 0;
Q_UNUSED(parent);
FOREACH_TYPE(type) {
count += _list[type].count();
}
return count;
}
QVariant NotificationsModel::data(const QModelIndex &index, int role) const
{
const Notification *n = getNotificationByIndex(index.row());
if (!n) return QVariant();
switch (role) {
case Qt::DisplayRole:
return QVariant::fromValue(n->title());
case ObjectRole:
return QVariant::fromValue(const_cast<sowatch::Notification*>(n));
case BodyRole:
return QVariant::fromValue(n->body());
case CountRole:
return QVariant::fromValue(n->count());
}
return QVariant();
}
void NotificationsModel::add(Notification *n)
{
const Notification::Type type = n->type();
const int offset = getAppendOffsetForType(type);
beginInsertRows(QModelIndex(), offset, offset);
_list[type].append(n);
endInsertRows();
connect(n, SIGNAL(changed()), SLOT(handleNotificationChanged()));
}
void NotificationsModel::remove(Notification *n)
{
const Notification::Type type = n->type();
remove(type, n);
}
void NotificationsModel::remove(Notification::Type type, Notification *n)
{
const int subindex = _list[type].indexOf(n);
const int index = getOffsetForType(type) + subindex;
Q_ASSERT(index >= 0);
disconnect(n, 0, this, 0);
beginRemoveRows(QModelIndex(), index, index);
_list[type].removeAt(subindex);
endRemoveRows();
}
int NotificationsModel::fullCount() const
{
int count = 0;
FOREACH_TYPE(type) {
count += fullCountByType(type);
}
return count;
}
int NotificationsModel::fullCountByType(Notification::Type type) const
{
int count = 0;
Q_FOREACH(const Notification *n, _list[type]) {
count += n->count();
}
return count;
}
Notification::Type NotificationsModel::getTypeOfDeletedNotification(Notification *n) const
{
// Can't call any methods of 'n'
FOREACH_TYPE(type) {
if (_list[type].contains(n)) {
return type;
}
}
return Notification::OtherNotification;
}
int NotificationsModel::getOffsetForType(Notification::Type type) const
{
int count = 0;
FOREACH_TYPE_UNTIL(t, type) {
count += _list[t].count();
}
return count;
}
int NotificationsModel::getAppendOffsetForType(Notification::Type type) const
{
return getOffsetForType(type) + _list[type].count();
}
int NotificationsModel::getIndexForNotification(Notification *n) const
{
Notification::Type type = n->type();
const int subindex = _list[type].indexOf(n);
Q_ASSERT(subindex >= 0);
return getOffsetForType(type) + subindex;
}
const Notification * NotificationsModel::getNotificationByIndex(int index) const
{
FOREACH_TYPE(type) {
const int size = _list[type].size();
if (index < size) {
return _list[type].at(index);
} else {
index -= size;
}
}
qWarning() << "Notification with index" << index << "not found";
return 0;
}
void NotificationsModel::handleNotificationChanged()
{
QObject *obj = sender();
if (obj) {
Notification* n = static_cast<Notification*>(obj);
const int index = getIndexForNotification(n);
emit dataChanged(createIndex(index, 0), createIndex(index, 0));
}
}
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