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Rework DB session + transactions. Now can handle multiple read only transactions in parallel

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This commit is contained in:
emeric
2019-07-16 13:17:23 +02:00
parent 2a1fb0182b
commit 38ce2600d2
79 changed files with 1840 additions and 1369 deletions
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src/ui/explore/ArtistView.cpp
+4 -4
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@@ -66,22 +66,22 @@ Artist::refresh()
if (!artistId)
return;
Wt::Dbo::Transaction transaction(LmsApp->getDboSession());
auto artist = Database::Artist::getById(LmsApp->getDboSession(), *artistId);
auto transaction {LmsApp->getDbSession().createSharedTransaction()};
const Database::Artist::pointer artist = Database::Artist::getById(LmsApp->getDbSession(), *artistId);
if (!artist)
{
LmsApp->goHome();
return;
}
Wt::WTemplate* t = addNew<Wt::WTemplate>(Wt::WString::tr("Lms.Explore.Artist.template"));
Wt::WTemplate* t {addNew<Wt::WTemplate>(Wt::WString::tr("Lms.Explore.Artist.template"))};
t->addFunction("tr", &Wt::WTemplate::Functions::tr);
Wt::WContainerWidget* clusterContainers = t->bindNew<Wt::WContainerWidget>("clusters");
{
auto clusterTypes = ScanSettings::get(LmsApp->getDboSession())->getClusterTypes();
auto clusterTypes = ScanSettings::get(LmsApp->getDbSession())->getClusterTypes();
auto clusterGroups = artist->getClusterGroups(clusterTypes, 3);
for (auto clusters : clusterGroups)