CollectionModel: Move model reset to regular model updates

src/collection/collectionmodel.cpp

@@ -88,7 +88,6 @@ CollectionModel::CollectionModel(const SharedPtr<CollectionBackend> backend, con
       albumcover_loader_(albumcover_loader),
       dir_model_(new CollectionDirectoryModel(backend, this)),
       filter_(new CollectionFilter(this)),
-      timer_reload_(new QTimer(this)),
       timer_update_(new QTimer(this)),
       icon_artist_(IconLoader::Load(u"folder-sound"_s)),
       use_disk_cache_(false),
@@ -130,10 +129,6 @@ CollectionModel::CollectionModel(const SharedPtr<CollectionBackend> backend, con
   backend_->UpdateTotalArtistCountAsync();
   backend_->UpdateTotalAlbumCountAsync();
 
-  timer_reload_->setSingleShot(true);
-  timer_reload_->setInterval(300ms);
-  QObject::connect(timer_reload_, &QTimer::timeout, this, &CollectionModel::Reload);
-
   timer_update_->setSingleShot(false);
   timer_update_->setInterval(20ms);
   QObject::connect(timer_update_, &QTimer::timeout, this, &CollectionModel::ProcessUpdate);
@@ -191,13 +186,9 @@ void CollectionModel::EndReset() {
 
 }
 
-void CollectionModel::Reload() {
+void CollectionModel::ResetInternal() {
 
   loading_ = true;
-  if (timer_reload_->isActive()) {
-    timer_reload_->stop();
-  }
-  updates_.clear();
 
   options_active_ = options_current_;
 
@@ -211,14 +202,6 @@ void CollectionModel::Reload() {
 
 }
 
-void CollectionModel::ScheduleReset() {
-
-  if (!timer_reload_->isActive()) {
-    timer_reload_->start();
-  }
-
-}
-
 void CollectionModel::ReloadSettings() {
 
   Settings settings;
@@ -421,10 +404,15 @@ void CollectionModel::RemoveSongs(const SongList &songs) {
 
 void CollectionModel::ScheduleUpdate(const CollectionModelUpdate::Type type, const SongList &songs) {
 
-  for (qint64 i = 0; i < songs.count(); i += 400LL) {
+  if (type == CollectionModelUpdate::Type::Reset) {
-    const qint64 number = std::min(songs.count() - i, 400LL);
+    updates_.enqueue(CollectionModelUpdate(type));
-    const SongList songs_to_queue = songs.mid(i, number);
+  }
-    updates_.enqueue(CollectionModelUpdate(type, songs_to_queue));
+  else {
+    for (qint64 i = 0; i < songs.count(); i += 400LL) {
+      const qint64 number = std::min(songs.count() - i, 400LL);
+      const SongList songs_to_queue = songs.mid(i, number);
+      updates_.enqueue(CollectionModelUpdate(type, songs_to_queue));
+    }
   }
 
   if (!timer_update_->isActive()) {
@@ -433,6 +421,12 @@ void CollectionModel::ScheduleUpdate(const CollectionModelUpdate::Type type, con
 
 }
 
+void CollectionModel::ScheduleReset() {
+
+  ScheduleUpdate(CollectionModelUpdate::Type::Reset);
+
+}
+
 void CollectionModel::ScheduleAddSongs(const SongList &songs) {
 
   ScheduleUpdate(CollectionModelUpdate::Type::Add, songs);
@@ -465,6 +459,9 @@ void CollectionModel::ProcessUpdate() {
   }
 
   switch (update.type) {
+    case CollectionModelUpdate::Type::Reset:
+      ResetInternal();
+      break;
     case CollectionModelUpdate::Type::AddReAddOrUpdate:
       AddReAddOrUpdateSongsInternal(update.songs);
       break;

src/collection/collectionmodel.h

@@ -228,7 +228,7 @@ class CollectionModel : public SimpleTreeModel<CollectionItem> {
 
   QVariant data(CollectionItem *item, const int role) const;
 
-  void ScheduleUpdate(const CollectionModelUpdate::Type type, const SongList &songs);
+  void ScheduleUpdate(const CollectionModelUpdate::Type type, const SongList &songs = SongList());
   void ScheduleAddSongs(const SongList &songs);
   void ScheduleUpdateSongs(const SongList &songs);
   void ScheduleRemoveSongs(const SongList &songs);
@@ -259,7 +259,7 @@ class CollectionModel : public SimpleTreeModel<CollectionItem> {
   static qint64 MaximumCacheSize(Settings *s, const char *size_id, const char *size_unit_id, const qint64 cache_size_default);
 
  private Q_SLOTS:
-  void Reload();
+  void ResetInternal();
   void ScheduleReset();
   void ProcessUpdate();
   void LoadSongsFromSqlAsyncFinished();
@@ -278,7 +278,6 @@ class CollectionModel : public SimpleTreeModel<CollectionItem> {
   const SharedPtr<AlbumCoverLoader> albumcover_loader_;
   CollectionDirectoryModel *dir_model_;
   CollectionFilter *filter_;
-  QTimer *timer_reload_;
   QTimer *timer_update_;
 
   QPixmap pixmap_no_cover_;

src/collection/collectionmodelupdate.h

@@ -25,12 +25,13 @@
 class CollectionModelUpdate {
  public:
   enum class Type {
+    Reset,
     AddReAddOrUpdate,
     Add,
     Update,
     Remove,
   };
-  explicit CollectionModelUpdate(const Type _type, const SongList &_songs);
+  explicit CollectionModelUpdate(const Type _type, const SongList &_songs = SongList());
   Type type;
   SongList songs;
 };