Remove confusing helpers from Session interface

Such helpers do not make practical sense, since they can be trivially implemented on top of the base interface, but at the same time they can lead to undesirable consequences when some calling code requires slightly different behavior than another.

PR #18367.
Fixes #18338.

src/base/bittorrent/session.h

@@ -403,9 +403,6 @@ namespace BitTorrent
         virtual Torrent *findTorrent(const InfoHash &infoHash) const = 0;
         virtual QVector<Torrent *> torrents() const = 0;
         virtual qsizetype torrentsCount() const = 0;
-        virtual bool hasActiveTorrents() const = 0;
-        virtual bool hasUnfinishedTorrents() const = 0;
-        virtual bool hasRunningSeed() const = 0;
         virtual const SessionStatus &status() const = 0;
         virtual const CacheStatus &cacheStatus() const = 0;
         virtual bool isListening() const = 0;

src/base/bittorrent/sessionimpl.cpp

@@ -2228,30 +2228,6 @@ Torrent *SessionImpl::findTorrent(const InfoHash &infoHash) const
     return m_torrents.value(altID);
 }
 
-bool SessionImpl::hasActiveTorrents() const
-{
-    return std::any_of(m_torrents.begin(), m_torrents.end(), [](TorrentImpl *torrent)
-    {
-        return TorrentFilter::ActiveTorrent.match(torrent);
-    });
-}
-
-bool SessionImpl::hasUnfinishedTorrents() const
-{
-    return std::any_of(m_torrents.begin(), m_torrents.end(), [](const TorrentImpl *torrent)
-    {
-        return (!torrent->isSeed() && !torrent->isPaused() && !torrent->isErrored() && torrent->hasMetadata());
-    });
-}
-
-bool SessionImpl::hasRunningSeed() const
-{
-    return std::any_of(m_torrents.begin(), m_torrents.end(), [](const TorrentImpl *torrent)
-    {
-        return (torrent->isSeed() && !torrent->isPaused());
-    });
-}
-
 void SessionImpl::banIP(const QString &ip)
 {
     if (m_bannedIPs.get().contains(ip))
@@ -4771,7 +4747,11 @@ void SessionImpl::handleTorrentFinished(TorrentImpl *const torrent)
         }
     }
 
-    if (!hasUnfinishedTorrents())
+    const bool hasUnfinishedTorrents = std::any_of(m_torrents.cbegin(), m_torrents.cend(), [](const TorrentImpl *torrent)
+    {
+        return !(torrent->isSeed() || torrent->isPaused() || torrent->isErrored());
+    });
+    if (!hasUnfinishedTorrents)
         emit allTorrentsFinished();
 }
 

src/base/bittorrent/sessionimpl.h

@@ -380,9 +380,6 @@ namespace BitTorrent
         Torrent *findTorrent(const InfoHash &infoHash) const override;
         QVector<Torrent *> torrents() const override;
         qsizetype torrentsCount() const override;
-        bool hasActiveTorrents() const override;
-        bool hasUnfinishedTorrents() const override;
-        bool hasRunningSeed() const override;
         const SessionStatus &status() const override;
         const CacheStatus &cacheStatus() const override;
         bool isListening() const override;

src/gui/mainwindow.cpp

@@ -1134,7 +1134,12 @@ void MainWindow::closeEvent(QCloseEvent *e)
     }
 #endif // Q_OS_MACOS
 
-    if (pref->confirmOnExit() && BitTorrent::Session::instance()->hasActiveTorrents())
+    const QVector<BitTorrent::Torrent *> allTorrents = BitTorrent::Session::instance()->torrents();
+    const bool hasActiveTorrents = std::any_of(allTorrents.cbegin(), allTorrents.cend(), [](BitTorrent::Torrent *torrent)
+    {
+        return torrent->isActive();
+    });
+    if (pref->confirmOnExit() && hasActiveTorrents)
     {
         if (e->spontaneous() || m_forceExit)
         {
@@ -1898,8 +1903,17 @@ void MainWindow::on_actionAutoShutdown_toggled(bool enabled)
 
 void MainWindow::updatePowerManagementState()
 {
-    const bool inhibitSuspend = (Preferences::instance()->preventFromSuspendWhenDownloading() && BitTorrent::Session::instance()->hasUnfinishedTorrents())
-                             || (Preferences::instance()->preventFromSuspendWhenSeeding() && BitTorrent::Session::instance()->hasRunningSeed());
+    const QVector<BitTorrent::Torrent *> allTorrents = BitTorrent::Session::instance()->torrents();
+    const bool hasUnfinishedTorrents = std::any_of(allTorrents.cbegin(), allTorrents.cend(), [](const BitTorrent::Torrent *torrent)
+    {
+        return (!torrent->isSeed() && !torrent->isPaused() && !torrent->isErrored() && torrent->hasMetadata());
+    });
+    const bool hasRunningSeed = std::any_of(allTorrents.cbegin(), allTorrents.cend(), [](const BitTorrent::Torrent *torrent)
+    {
+        return (torrent->isSeed() && !torrent->isPaused());
+    });
+    const bool inhibitSuspend = (Preferences::instance()->preventFromSuspendWhenDownloading() && hasUnfinishedTorrents)
+                             || (Preferences::instance()->preventFromSuspendWhenSeeding() && hasRunningSeed);
     m_pwr->setActivityState(inhibitSuspend);
 }