flatpak: Do not emit about upgradeable packages that were just created

(cherry picked from commit a3d93b54)

libdiscover/backends/FlatpakBackend/FlatpakBackend.cpp

@@ -349,8 +349,10 @@ QString refToBundleId(FlatpakRef *ref)
         + flatpak_ref_get_branch(ref);
 }
 
-FlatpakResource *FlatpakBackend::getAppForInstalledRef(FlatpakInstallation *installation, FlatpakInstalledRef *ref) const
+FlatpakResource *FlatpakBackend::getAppForInstalledRef(FlatpakInstallation *installation, FlatpakInstalledRef *ref, bool *freshResource) const
 {
+    if (freshResource)
+        *freshResource = false;
     const QString origin = QString::fromUtf8(flatpak_installed_ref_get_origin(ref));
     auto source = findSource(installation, origin);
     if (source) {
@@ -410,6 +412,9 @@ FlatpakResource *FlatpakBackend::getAppForInstalledRef(FlatpakInstallation *inst
     resource->setState(AbstractResource::Installed);
     source->addResource(resource);
 
+    if (freshResource)
+        *freshResource = true;
+
     Q_ASSERT(resource->uniqueId() == idForInstalledRef(ref, {}) || resource->uniqueId() == idForInstalledRef(ref, {".desktop"}));
     return resource;
 }
@@ -1287,12 +1292,13 @@ ResultsStream *FlatpakBackend::search(const AbstractResourcesBackend::Filters &f
                 for (auto it = refs.constBegin(), itEnd = refs.constEnd(); it != itEnd; ++it) {
                     resources.reserve(resources.size() + it->size());
                     for (auto ref : qAsConst(it.value())) {
-                        auto resource = getAppForInstalledRef(it.key(), ref);
+                        bool fresh;
+                        auto resource = getAppForInstalledRef(it.key(), ref, &fresh);
 #if FLATPAK_CHECK_VERSION(1, 1, 2)
                         resource->setAvailableVersion(QString::fromUtf8(flatpak_installed_ref_get_appdata_version(ref)));
 #endif
                         g_object_unref(ref);
-                        resource->setState(AbstractResource::Upgradeable);
+                        resource->setState(AbstractResource::Upgradeable, !fresh);
                         updateAppSize(resource);
                         if (resource->resourceType() == FlatpakResource::Runtime) {
                             resources.prepend(resource);

libdiscover/backends/FlatpakBackend/FlatpakBackend.h

@@ -64,7 +64,7 @@ public:
     void addSourceFromFlatpakRepo(const QUrl &url, ResultsStream *stream);
     void addAppFromFlatpakBundle(const QUrl &url, ResultsStream *stream);
     void addAppFromFlatpakRef(const QUrl &url, ResultsStream *stream);
-    FlatpakResource *getAppForInstalledRef(FlatpakInstallation *flatpakInstallation, FlatpakInstalledRef *ref) const;
+    FlatpakResource *getAppForInstalledRef(FlatpakInstallation *flatpakInstallation, FlatpakInstalledRef *ref, bool *freshResource = nullptr) const;
 
     FlatpakSourcesBackend *sources() const
     {

libdiscover/backends/FlatpakBackend/FlatpakResource.cpp

@@ -537,12 +537,12 @@ void FlatpakResource::setRuntime(const QString &runtime)
     setPropertyState(RequiredRuntime, AlreadyKnown);
 }
 
-void FlatpakResource::setState(AbstractResource::State state)
+void FlatpakResource::setState(AbstractResource::State state, bool shouldEmit)
 {
     if (m_state != state) {
         m_state = state;
 
-        if (qobject_cast<FlatpakBackend *>(backend())->isTracked(this)) {
+        if (shouldEmit && qobject_cast<FlatpakBackend *>(backend())->isTracked(this)) {
             Q_EMIT stateChanged();
         }
     }

libdiscover/backends/FlatpakBackend/FlatpakResource.h

@@ -149,7 +149,7 @@ public:
     void setPropertyState(PropertyKind kind, PropertyState state);
     void setResourceFile(const QUrl &url);
     void setRuntime(const QString &runtime);
-    void setState(State state);
+    void setState(State state, bool shouldEmit = false);
     void setType(ResourceType type);
     void setResourceLocation(const QUrl &location)
     {