public void MoveItemDown()
{
if (SelectedTreeViewItem is CategoryViewModel)
{
CategoryViewModel vm = SelectedTreeViewItem as CategoryViewModel;
SubItems.MoveItemDown(vm);
}
else if (SelectedTreeViewItem is StoryViewModel)
{
StoryViewModel vm = SelectedTreeViewItem as StoryViewModel;
if (vm.Model.CategoryId == null)
{
SubItems.MoveItemDown(vm);
}
else
{
CategoryViewModel category = Categories.Single(i => i.Model.id == vm.Model.CategoryId);
category.Stories.MoveItemDown(vm);
}
}
else if (SelectedTreeViewItem is ChapterViewModel)
{
ChapterViewModel vm = SelectedTreeViewItem as ChapterViewModel;
vm.StoryVm.Chapters.MoveItemDown(vm);
}
else if (SelectedTreeViewItem is SceneViewModel)
{
SceneViewModel vm = SelectedTreeViewItem as SceneViewModel;
vm.ChapterVm.Scenes.MoveItemDown(vm);
}
}
public bool CanMoveItemDown()
{
if (SelectedTreeViewItem == null)
{
return(false);
}
if (SelectedTreeViewItem is CategoryViewModel)
{
return(SubItems.CanMoveItemDown(SelectedTreeViewItem as CategoryViewModel));
}
else if (SelectedTreeViewItem is StoryViewModel)
{
StoryViewModel vm = SelectedTreeViewItem as StoryViewModel;
if (vm.Model.CategoryId == null)
{
return(SubItems.CanMoveItemDown(vm));
}
else
{
CategoryViewModel category = Categories.Single(i => i.Model.id == vm.Model.CategoryId);
return(category.Stories.CanMoveItemDown(vm));
}
}
else if (SelectedTreeViewItem is ChapterViewModel)
{
ChapterViewModel vm = SelectedTreeViewItem as ChapterViewModel;
return(vm.StoryVm.Chapters.CanMoveItemDown(vm));
}
else if (SelectedTreeViewItem is SceneViewModel)
{
SceneViewModel vm = SelectedTreeViewItem as SceneViewModel;
return(vm.ChapterVm.Scenes.CanMoveItemDown(vm));
}
return(false);
}
public void UpdateStoryInTree(StoryViewModel story)
{
if (story.Model.CategoryId == null)
{
var cat = Categories.SingleOrDefault(i => i.Stories.Contains(story));
if (cat != null)
{
cat.Stories.Remove(story);
cat.UpdateStorySortIndices();
}
if (!SubItems.Contains(story))
{
SubItems.Add(story);
}
}
else
{
var cat = Categories.SingleOrDefault(i => i.Stories.Contains(story));
if (cat != null && cat.Model.id != story.Model.CategoryId)
{
cat.Stories.Remove(story);
cat.UpdateStorySortIndices();
}
else
{
cat = Categories.Single(i => i.Model.id == story.Model.CategoryId);
if (!cat.Stories.Contains(story))
{
cat.Stories.Add(story);
}
}
}
}
public void DeleteSubItem(IUniverseSubItem subItem)
{
if (subItem is StoryViewModel)
{
StoryViewModel story = (StoryViewModel)subItem;
Stories.Remove(story);
if (story.Model.CategoryId != null)
{
CategoryViewModel cat = Categories.Single(i => i.Model.id == story.Model.CategoryId);
cat.Stories.Remove(story);
cat.UpdateStorySortIndices();
}
UpdateSubItemSortIndices();
}
else if (subItem is CategoryViewModel)
{
CategoryViewModel cat = (CategoryViewModel)subItem;
List <StoryViewModel> stories = cat.Stories.ToList();
foreach (var story in stories)
{
story.Model.CategoryId = null;
story.SortIndex = SubItems.Max(i => i.SortIndex) + 1;
story.Save();
SubItems.Add(story);
}
Categories.Remove(cat);
SubItems.Remove(cat);
UpdateSubItemSortIndices();
}
}
public void CreateStory()
{
Story story = new Story(Model.Connection);
story.UniverseId = Model.id;
StoryPropertiesDialog dialog = new StoryPropertiesDialog(DialogOwner, story, Categories);
bool?result = dialog.ShowDialog();
if (result.HasValue && result.Value)
{
if (story.CategoryId == null)
{
if (SubItems.Count > 0)
{
story.SortIndex = SubItems.Max(i => i.SortIndex) + 1;
}
else
{
story.SortIndex = 0;
}
}
else
{
if (Stories.Count(i => i.Model.CategoryId == story.CategoryId) > 0)
{
story.SortIndex = Stories.Where(i => i.Model.CategoryId == story.CategoryId).Max(i => i.SortIndex + 1);
}
else
{
story.SortIndex = 0;
}
}
story.Create();
StoryViewModel storyVm = new StoryViewModel(story);
storyVm.UniverseVm = this;
Stories.Add(storyVm);
UpdateStoryInTree(storyVm);
}
}
