private async Task RefreshPackagesAsync()
{
IEnumerable <DBPackageView> views;
try {
views = DBPackageView.FromModuleList(
await _provider.EnumerateAllModules(),
await _provider.EnumerateStdLibModules(),
_provider.Factory
).ToList();
} catch (InvalidOperationException) {
// Configuration is invalid, so don't display any packages
return;
}
if (_packages == null)
{
lock (_packagesLock) {
_packages = _packages ?? new ObservableCollection <DBPackageView>();
}
}
await Dispatcher.InvokeAsync(() => {
lock (_packagesLock) {
_packages.Merge(
views,
DBPackageViewComparer.Instance,
DBPackageViewComparer.Instance
);
}
});
}
