Files
neochat/src/models/roomlistmodel.cpp
2024-05-05 21:49:43 +02:00

322 lines
9.7 KiB
C++

// SPDX-FileCopyrightText: 2018-2019 Black Hat <bhat@encom.eu.org>
// SPDX-License-Identifier: GPL-3.0-only
#include "roomlistmodel.h"
#include "eventhandler.h"
#include "neochatconnection.h"
#include "neochatroom.h"
#include "roommanager.h"
#include "spacehierarchycache.h"
#include <KLocalizedString>
using namespace Quotient;
Q_DECLARE_METATYPE(Quotient::JoinState)
RoomListModel::RoomListModel(QObject *parent)
: QAbstractListModel(parent)
{
connect(&SpaceHierarchyCache::instance(), &SpaceHierarchyCache::spaceHierarchyChanged, this, [this]() {
Q_EMIT dataChanged(index(0, 0), index(rowCount(), 0), {IsChildSpaceRole});
});
}
RoomListModel::~RoomListModel() = default;
NeoChatConnection *RoomListModel::connection() const
{
return m_connection;
}
void RoomListModel::setConnection(NeoChatConnection *connection)
{
if (connection == m_connection) {
return;
}
if (m_connection) {
m_connection->disconnect(this);
}
if (!connection) {
qDebug() << "Removing current connection...";
m_connection = nullptr;
beginResetModel();
m_rooms.clear();
endResetModel();
return;
}
m_connection = connection;
for (NeoChatRoom *room : std::as_const(m_rooms)) {
room->disconnect(this);
}
connect(connection, &Connection::connected, this, &RoomListModel::doResetModel);
connect(connection, &Connection::invitedRoom, this, &RoomListModel::updateRoom);
connect(connection, &Connection::joinedRoom, this, &RoomListModel::updateRoom);
connect(connection, &Connection::leftRoom, this, &RoomListModel::updateRoom);
connect(connection, &Connection::aboutToDeleteRoom, this, &RoomListModel::deleteRoom);
connect(connection, &Connection::directChatsListChanged, this, [this, connection](Quotient::DirectChatsMap additions, Quotient::DirectChatsMap removals) {
auto refreshRooms = [this, &connection](Quotient::DirectChatsMap rooms) {
for (const QString &roomID : std::as_const(rooms)) {
auto room = connection->room(roomID);
if (room) {
refresh(static_cast<NeoChatRoom *>(room));
}
}
};
refreshRooms(std::move(additions));
refreshRooms(std::move(removals));
});
doResetModel();
Q_EMIT connectionChanged();
}
void RoomListModel::doResetModel()
{
beginResetModel();
m_rooms.clear();
const auto rooms = m_connection->allRooms();
for (const auto &room : rooms) {
doAddRoom(room);
}
endResetModel();
}
NeoChatRoom *RoomListModel::roomAt(int row) const
{
return m_rooms.at(row);
}
void RoomListModel::doAddRoom(Room *r)
{
if (auto room = static_cast<NeoChatRoom *>(r)) {
m_rooms.append(room);
connectRoomSignals(room);
Q_EMIT roomAdded(room);
} else {
qCritical() << "Attempt to add nullptr to the room list";
Q_ASSERT(false);
}
}
void RoomListModel::connectRoomSignals(NeoChatRoom *room)
{
connect(room, &Room::displaynameChanged, this, [this, room] {
refresh(room, {DisplayNameRole});
});
connect(room, &Room::unreadStatsChanged, this, [this, room] {
refresh(room, {ContextNotificationCountRole, HasHighlightNotificationsRole});
});
connect(room, &Room::notificationCountChanged, this, [this, room] {
refresh(room);
});
connect(room, &Room::highlightCountChanged, this, [this, room] {
refresh(room);
});
connect(room, &Room::avatarChanged, this, [this, room] {
refresh(room, {AvatarRole});
});
connect(room, &Room::tagsChanged, this, [this, room] {
refresh(room);
});
connect(room, &Room::joinStateChanged, this, [this, room] {
refresh(room);
});
connect(room, &Room::addedMessages, this, [this, room] {
refresh(room, {SubtitleTextRole, LastActiveTimeRole});
});
connect(room, &Room::pendingEventMerged, this, [this, room] {
refresh(room, {SubtitleTextRole});
});
}
void RoomListModel::updateRoom(Room *room, Room *prev)
{
// There are two cases when this method is called:
// 1. (prev == nullptr) adding a new room to the room list
// 2. (prev != nullptr) accepting/rejecting an invitation or inviting to
// the previously left room (in both cases prev has the previous state).
if (prev == room) {
qCritical() << "RoomListModel::updateRoom: room tried to replace itself";
refresh(static_cast<NeoChatRoom *>(room));
return;
}
if (prev && room->id() != prev->id()) {
qCritical() << "RoomListModel::updateRoom: attempt to update room" << room->id() << "to" << prev->id();
// That doesn't look right but technically we still can do it.
}
// Ok, we're through with pre-checks, now for the real thing.
auto newRoom = static_cast<NeoChatRoom *>(room);
const auto it = std::find_if(m_rooms.begin(), m_rooms.end(), [prev, newRoom](const NeoChatRoom *r) {
return r == prev || r == newRoom;
});
if (it != m_rooms.end()) {
const int row = it - m_rooms.begin();
// There's no guarantee that prev != newRoom
if (*it == prev && *it != newRoom) {
prev->disconnect(this);
m_rooms.replace(row, newRoom);
connectRoomSignals(newRoom);
}
Q_EMIT dataChanged(index(row), index(row));
} else {
beginInsertRows(QModelIndex(), m_rooms.count(), m_rooms.count());
doAddRoom(newRoom);
endInsertRows();
}
}
void RoomListModel::deleteRoom(Room *room)
{
qDebug() << "Deleting room" << room->id();
const auto it = std::find(m_rooms.begin(), m_rooms.end(), room);
if (it == m_rooms.end()) {
return; // Already deleted, nothing to do
}
qDebug() << "Erasing room" << room->id();
const int row = it - m_rooms.begin();
beginRemoveRows(QModelIndex(), row, row);
m_rooms.erase(it);
endRemoveRows();
}
int RoomListModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid()) {
return 0;
}
return m_rooms.count();
}
QVariant RoomListModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid()) {
return QVariant();
}
if (index.row() >= m_rooms.count()) {
qDebug() << "UserListModel: something wrong here...";
return QVariant();
}
NeoChatRoom *room = m_rooms.at(index.row());
if (role == DisplayNameRole) {
return room->displayName();
}
if (role == EscapedDisplayNameRole) {
return room->displayName().toHtmlEscaped();
}
if (role == AvatarRole) {
return room->avatarMediaId();
}
if (role == CanonicalAliasRole) {
return room->canonicalAlias();
}
if (role == TopicRole) {
return room->topic();
}
if (role == CategoryRole) {
return NeoChatRoomType::typeForRoom(room);
}
if (role == ContextNotificationCountRole) {
return room->contextAwareNotificationCount();
}
if (role == HasHighlightNotificationsRole) {
return room->highlightCount() > 0 && room->contextAwareNotificationCount() > 0;
}
if (role == LastActiveTimeRole) {
return room->lastActiveTime();
}
if (role == JoinStateRole) {
if (!room->successorId().isEmpty()) {
return QStringLiteral("upgraded");
}
return QVariant::fromValue(room->joinState());
}
if (role == CurrentRoomRole) {
return QVariant::fromValue(room);
}
if (role == SubtitleTextRole) {
if (room->lastEvent() == nullptr || room->lastEventIsSpoiler()) {
return QString();
}
EventHandler eventHandler(room, room->lastEvent());
return eventHandler.subtitleText();
}
if (role == AvatarImageRole) {
return room->avatar(128);
}
if (role == RoomIdRole) {
return room->id();
}
if (role == IsSpaceRole) {
return room->isSpace();
}
if (role == IsChildSpaceRole) {
return SpaceHierarchyCache::instance().isChild(room->id());
}
if (role == ReplacementIdRole) {
return room->successorId();
}
if (role == IsDirectChat) {
return room->isDirectChat();
}
return QVariant();
}
void RoomListModel::refresh(NeoChatRoom *room, const QList<int> &roles)
{
const auto it = std::find(m_rooms.begin(), m_rooms.end(), room);
if (it == m_rooms.end()) {
qCritical() << "Room" << room->id() << "not found in the room list";
return;
}
const auto idx = index(it - m_rooms.begin());
Q_EMIT dataChanged(idx, idx, roles);
}
QHash<int, QByteArray> RoomListModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[DisplayNameRole] = "displayName";
roles[EscapedDisplayNameRole] = "escapedDisplayName";
roles[AvatarRole] = "avatar";
roles[CanonicalAliasRole] = "canonicalAlias";
roles[TopicRole] = "topic";
roles[CategoryRole] = "category";
roles[ContextNotificationCountRole] = "contextNotificationCount";
roles[HasHighlightNotificationsRole] = "hasHighlightNotifications";
roles[LastActiveTimeRole] = "lastActiveTime";
roles[JoinStateRole] = "joinState";
roles[CurrentRoomRole] = "currentRoom";
roles[SubtitleTextRole] = "subtitleText";
roles[IsSpaceRole] = "isSpace";
roles[RoomIdRole] = "roomId";
roles[IsChildSpaceRole] = "isChildSpace";
roles[IsDirectChat] = "isDirectChat";
return roles;
}
NeoChatRoom *RoomListModel::roomByAliasOrId(const QString &aliasOrId)
{
for (const auto &room : std::as_const(m_rooms)) {
if (room->aliases().contains(aliasOrId) || room->id() == aliasOrId) {
return room;
}
}
return nullptr;
}
int RoomListModel::rowForRoom(NeoChatRoom *room) const
{
return m_rooms.indexOf(room);
}
#include "moc_roomlistmodel.cpp"