/// <summary>
/// Add a category, given a delimited name
/// </summary>
/// <param name="categoryName">The comma delimited name </param>
/// <returns>The newly created item</returns>
public BrowserItem AddCategory(string categoryName)
{
if (ContainsCategory(categoryName))
{
return(GetCategoryByName(categoryName));
}
if (!NodeCategories.ContainsKey(categoryName))
{
NodeCategories.Add(categoryName, new CategorySearchElement(categoryName));
}
// otherwise split the category name
var splitCat = SplitCategoryName(categoryName);
// attempt to add root element
if (splitCat.Count == 1)
{
return(this.TryAddRootCategory(categoryName));
}
// attempt to add root category
var currentCat = TryAddRootCategory(splitCat[0]);
for (var i = 1; i < splitCat.Count; i++)
{
currentCat = TryAddChildCategory(currentCat, splitCat[i]);
}
return(currentCat);
}
public void Remove(string nodeName)
{
// get the node, return if not found
var nodes = _browserLeaves.Where(x => x.Name == nodeName);
if (!nodes.Any())
{
return;
}
// remove from search dictionary
SearchDictionary.Remove((ele) => (ele).Name == nodeName);
SearchDictionary.Remove((ele) => (ele).Name.EndsWith("." + nodeName));
// remove from browser leaves
_browserLeaves.Where(x => x.Name == nodeName).ToList().ForEach(x => _browserLeaves.Remove(x));
// get the category if it doesn't exist, then remove it
foreach (var node in nodes)
{
var categoryName = ((SearchElementBase)node).FullCategoryName;
var parentCategoryName = ((BrowserInternalElement)node).Parent.Name;
if (!NodeCategories.ContainsKey(categoryName))
{
return;
}
// first level category
var pcategory = NodeCategories[parentCategoryName];
pcategory.NumElements--;
if (pcategory.NumElements == 0)
{
this.RemoveCategory(pcategory.Name);
}
// immediate category
var category = NodeCategories[categoryName];
category.NumElements--;
if (category.NumElements == 0)
{
this.RemoveCategory(category.Name);
}
}
}
/// <summary>
/// Add a category, given a delimited name
/// </summary>
/// <param name="categoryName">The comma delimited name </param>
/// <returns>The newly created item</returns>
internal BrowserItem AddCategory(string categoryName)
{
if (string.IsNullOrEmpty(categoryName))
{
return(this.TryAddRootCategory("Uncategorized"));
}
if (ContainsCategory(categoryName))
{
return(GetCategoryByName(categoryName));
}
if (!NodeCategories.ContainsKey(categoryName))
{
var cat = new CategorySearchElement(categoryName);
cat.Executed += this.OnExecuted;
NodeCategories.Add(categoryName, cat);
}
// otherwise split the category name
var splitCat = SplitCategoryName(categoryName);
// attempt to add root element
if (splitCat.Count == 1)
{
return(this.TryAddRootCategory(categoryName));
}
if (splitCat.Count == 0)
{
return(null);
}
// attempt to add root category
var currentCat = TryAddRootCategory(splitCat[0]);
for (var i = 1; i < splitCat.Count; i++)
{
currentCat = TryAddChildCategory(currentCat, splitCat[i]);
}
return(currentCat);
}
/// <summary>
/// Attempt to add a new category to the browser and an item as one of its children
/// </summary>
/// <param name="category">The name of the category - a string possibly separated with one period </param>
/// <param name="item">The item to add as a child of that category</param>
public void TryAddCategoryAndItem(string category, BrowserInternalElement item)
{
if (!NodeCategories.ContainsKey(category))
{
NodeCategories.Add(category, new CategorySearchElement(category));
}
var cat = this.AddCategory(category);
cat.AddChild(item);
item.FullCategoryName = category;
var searchEleItem = item as SearchElementBase;
if (searchEleItem != null)
{
_browserLeaves.Add(searchEleItem);
}
}
/// <summary>
/// Attempts to remove all traces of a particular custom node from Dynamo, assuming the node is not in a loaded workspace.
/// </summary>
/// <param name="guid"></param>
public void Remove(Guid guid)
{
if (loadedNodes.ContainsKey(guid))
{
loadedNodes.Remove(guid);
}
if (nodePaths.ContainsKey(guid))
{
nodePaths.Remove(guid);
}
if (NodeCategories.ContainsKey(guid))
{
NodeCategories.Remove(guid);
}
var nodeName = NodeNames.Where((x) => x.Value == guid).ToList();
nodeName.ForEach((pair) =>
{
NodeNames.Remove(pair.Key);
dynSettings.Controller.SearchViewModel.Remove(pair.Key);
});
dynSettings.Controller.SearchViewModel.SearchAndUpdateResults();
dynSettings.Controller.FSchemeEnvironment.RemoveSymbol(guid.ToString());
}
