private List <CategoryTreeNode> GetCategoryTreeNodesFromNameList(List <string> categoryNames)
{
var origTree = _categoryTreeService.GetCategoriesTree();
List <CategoryTreeNode> categories = origTree.SubCategories;
var toReturn = new List <CategoryTreeNode>();
int i = 0;
string currentName = categoryNames[i];
while (categories.Count > 0)
{
var matchingCategory = categories.FirstOrDefault(node => node.CategoryName == currentName);
if (matchingCategory == null)
{
throw new DomainException($"Invalid category name: {currentName}");
}
else
{
categories = matchingCategory.SubCategories;
currentName = categoryNames[++i % categoryNames.Count];
toReturn.Add(matchingCategory);
}
}
if (i < categoryNames.Count)
{
throw new DomainException("Invalid category names");
}
return(toReturn);
}
protected override Task <CategoryTreeNode> HandleQuery(CategoriesQuery request, CancellationToken cancellationToken)
{
var categoryTreeRoot = _categoryTreeService.GetCategoriesTree();
return(Task.FromResult(categoryTreeRoot));
}