private async void Groups_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Remove:
var oldIndex = e.OldStartingIndex;
_reorderedGroup = _group.Groups[oldIndex];
break;
case NotifyCollectionChangedAction.Add:
if (_reorderedGroup == null)
{
var group = (GroupVm)e.NewItems[0];
await _mediator.Send(new AddGroupCommand()
{
GroupId = group.Id, ParentGroupId = Id
});
}
else
{
await _mediator.Send(new MoveGroupCommand { Group = _reorderedGroup, ParentGroup = _group, Index = e.NewStartingIndex });
}
break;
}
SaveCommand.RaiseCanExecuteChanged();
}
public async Task Initialize(GroupVm group)
{
if (group == null)
{
return;
}
GoBackCommand.RaiseCanExecuteChanged();
ParentGroupName = group.Title;
ParentGroupIcon = group.Icon;
BreadcrumbItems.Add(new BreadcrumbItem {
Path = group.Id, Name = group.Title, Icon = group.Icon
});
var parentGroup = group;
while (!string.IsNullOrEmpty(parentGroup.ParentGroupId))
{
parentGroup = await _mediator.Send(new GetGroupQuery { Id = parentGroup.ParentGroupId });
BreadcrumbItems.Add(new BreadcrumbItem {
Path = parentGroup.Id, Name = parentGroup.Title, Icon = parentGroup.Icon
});
}
}
public async Task Initialize(string groupId)
{
_group = await _mediator.Send(new GetGroupQuery { Id = groupId });
if (!string.IsNullOrEmpty(_group.ParentGroupId))
{
Parent = await _mediator.Send(new GetGroupQuery { Id = _group.ParentGroupId });
}
else
{
Parent = null;
}
Entries = new ObservableCollection <EntryVm>(_group.Entries);
Entries.CollectionChanged += Entries_CollectionChanged;
Groups = new ObservableCollection <IEntityVm>(_group.Groups);
Groups.CollectionChanged += Groups_CollectionChanged;
}