Delay event processing until status updated

src/base/bittorrent/torrentimpl.cpp

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -1695,8 +1695,6 @@ void TorrentImpl::handleMoveStorageJobFinished(const bool hasOutstandingJob)
 void TorrentImpl::handleTorrentCheckedAlert(const lt::torrent_checked_alert *p)
 {
     Q_UNUSED(p);
-    qDebug("\"%s\" have just finished checking.", qUtf8Printable(name()));
-
 
     if (!hasMetadata())
     {
@@ -1705,14 +1703,16 @@ void TorrentImpl::handleTorrentCheckedAlert(const lt::torrent_checked_alert *p)
         return;
     }
 
-    if (m_nativeHandle.need_save_resume_data())
+    m_statusUpdatedTriggers.enqueue([this]()
+    {
+        qDebug("\"%s\" have just finished checking.", qUtf8Printable(name()));
+
+        if (m_nativeStatus.need_save_resume)
             m_session->handleTorrentNeedSaveResumeData(this);
 
         if (m_fastresumeDataRejected && !m_hasMissingFiles)
             m_fastresumeDataRejected = false;
 
-    updateStatus();
-
         if (!m_hasMissingFiles)
         {
             if ((progress() < 1.0) && (wantedSize() > 0))
@@ -1725,6 +1725,7 @@ void TorrentImpl::handleTorrentCheckedAlert(const lt::torrent_checked_alert *p)
         }
 
         m_session->handleTorrentChecked(this);
+    });
 }
 
 void TorrentImpl::handleTorrentFinishedAlert(const lt::torrent_finished_alert *p)
@@ -1735,7 +1736,8 @@ void TorrentImpl::handleTorrentFinishedAlert(const lt::torrent_finished_alert *p
     m_hasMissingFiles = false;
     if (m_hasSeedStatus) return;
 
-    updateStatus();
+    m_statusUpdatedTriggers.enqueue([this]()
+    {
         m_hasSeedStatus = true;
 
         adjustStorageLocation();
@@ -1747,8 +1749,8 @@ void TorrentImpl::handleTorrentFinishedAlert(const lt::torrent_finished_alert *p
         if (isMoveInProgress() || (m_renameCount > 0))
         {
             if (recheckTorrentsOnCompletion)
-            m_moveFinishedTriggers.append([this]() { forceRecheck(); });
+                m_moveFinishedTriggers.enqueue([this]() { forceRecheck(); });
-        m_moveFinishedTriggers.append([this]() { m_session->handleTorrentFinished(this); });
+            m_moveFinishedTriggers.enqueue([this]() { m_session->handleTorrentFinished(this); });
         }
         else
         {
@@ -1756,6 +1758,7 @@ void TorrentImpl::handleTorrentFinishedAlert(const lt::torrent_finished_alert *p
                 forceRecheck();
             m_session->handleTorrentFinished(this);
         }
+    });
 }
 
 void TorrentImpl::handleTorrentPausedAlert(const lt::torrent_paused_alert *p)
@@ -2124,6 +2127,9 @@ void TorrentImpl::updateStatus(const lt::torrent_status &nativeStatus)
         else if (isDownloading())
             m_unchecked = true;
     }
+
+    while (!m_statusUpdatedTriggers.isEmpty())
+        std::invoke(m_statusUpdatedTriggers.dequeue());
 }
 
 void TorrentImpl::setRatioLimit(qreal limit)

src/base/bittorrent/torrentimpl.h

@@ -1,6 +1,6 @@
 /*
  * Bittorrent Client using Qt and libtorrent.
- * Copyright (C) 2015  Vladimir Golovnev <glassez@yandex.ru>
+ * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
  *
  * This program is free software; you can redistribute it and/or
@@ -300,6 +300,8 @@ namespace BitTorrent
         int m_renameCount = 0;
         bool m_storageIsMoving = false;
 
+        QQueue<EventTrigger> m_statusUpdatedTriggers;
+
         MaintenanceJob m_maintenanceJob = MaintenanceJob::None;
 
         QHash<QString, QMap<lt::tcp::endpoint, int>> m_trackerPeerCounts;