void viewModel_LazyLoadChildren(HierarchicalViewModelBase item)
{
var vm = item as TaxonFavoriteViewModel;
if (vm != null) {
if (vm.IsGroup) {
// Load the children of this favorites group...
var service = new SupportService(User);
var list = service.GetTaxaFavorites(vm.FavoriteID, vm.IsGlobal);
vm.Children.Clear();
list.ForEach((tf) => {
var viewModel = new TaxonFavoriteViewModel(tf);
viewModel.Parent = item;
if (tf.NumChildren > 0) {
viewModel.LazyLoadChildren += new HierarchicalViewModelAction(viewModel_LazyLoadChildren);
viewModel.Children.Add(new ViewModelPlaceholder("Loading..."));
}
vm.Children.Add(viewModel);
});
} else {
BuildTaxaChildrenViewModel(item, vm.TaxaID);
}
} else {
if (item is TaxonViewModel) {
var tvm = item as TaxonViewModel;
BuildTaxaChildrenViewModel(item, tvm.TaxaID.Value);
}
}
}
internal void RenameFavoriteGroup(TaxonFavoriteViewModel taxonFavoriteViewModel)
{
favorites.RenameFavoriteGroup(taxonFavoriteViewModel);
}
private void ProcessRename(TaxonFavoriteViewModel viewModel, string name)
{
viewModel.GroupName = name;
RegisterUniquePendingChange(new RenameFavoriteGroupCommand(viewModel.Model));
}
private void BuildFavoritesModel(HierarchicalViewModelBase root, bool global)
{
var service = new SupportService(User);
var list = service.GetTopTaxaFavorites(global);
foreach (TaxonFavorite item in list) {
var viewModel = new TaxonFavoriteViewModel(item);
viewModel.Parent = root;
if (item.NumChildren > 0) {
viewModel.LazyLoadChildren += new HierarchicalViewModelAction(viewModel_LazyLoadChildren);
viewModel.Children.Add(new ViewModelPlaceholder("Loading..."));
}
root.Children.Add(viewModel);
root.IsExpanded = true;
root.Tag = global;
}
}
internal void RenameFavoriteGroup(TaxonFavoriteViewModel taxonFavoriteViewModel)
{
if (taxonFavoriteViewModel == null) {
return;
}
taxonFavoriteViewModel.IsRenaming = true;
}
internal void AddToFavorites(TaxonViewModel Taxon, bool global)
{
TaxonFavorite model = new TaxonFavorite();
model.IsGroup = false;
model.ChgComb = Taxon.ChgComb ?? false;
model.ElemType = Taxon.ElemType;
model.Epithet = Taxon.Epithet;
model.FavoriteID = -1;
model.FavoriteParentID = 0;
model.IsGlobal = global;
model.KingdomCode = Taxon.KingdomCode;
model.NameStatus = Taxon.NameStatus;
model.Rank = Taxon.Rank;
model.TaxaFullName = Taxon.TaxaFullName;
model.TaxaID = Taxon.TaxaID ?? -1;
model.TaxaParentID = Taxon.TaxaParentID ?? -1;
model.Unplaced = Taxon.Unplaced ?? false;
model.Unverified = Taxon.Unverified ?? false;
model.Username = User.Username;
model.YearOfPub = Taxon.YearOfPub;
LoadFavorites();
TaxonFavoriteViewModel viewModel = new TaxonFavoriteViewModel(model);
if (global) {
_globalRoot.IsExpanded = true;
_globalRoot.Children.Add(viewModel);
viewModel.Parent = _globalRoot;
} else {
_userRoot.IsExpanded = true;
_userRoot.Children.Add(viewModel);
viewModel.Parent = _userRoot;
}
viewModel.IsSelected = true;
RegisterPendingChange(new InsertTaxonFavoriteCommand(viewModel.Model));
}
internal void AddFavoriteGroup(HierarchicalViewModelBase parent)
{
int parentGroupID = 0;
if (parent == null) {
return;
}
bool isGlobal = false;
if (parent is ViewModelPlaceholder) {
isGlobal = (bool) (parent as ViewModelPlaceholder).Tag;
} else if (parent is TaxonFavoriteViewModel) {
var parentViewModel = parent as TaxonFavoriteViewModel;
isGlobal = parentViewModel.IsGlobal;
parentGroupID = parentViewModel.FavoriteID;
}
TaxonFavorite model = new TaxonFavorite();
model.IsGroup = true;
model.GroupName = "<New Folder>";
model.IsGlobal = isGlobal;
model.FavoriteParentID = parentGroupID;
TaxonFavoriteViewModel viewModel = new TaxonFavoriteViewModel(model);
viewModel.Parent = parent;
parent.Children.Add(viewModel);
RegisterUniquePendingChange(new InsertFavoriteGroupCommand(model));
viewModel.IsRenaming = true;
}
