protected override async Task OnInitializedAsync()
{
ProjectViewModels = await ProjectDataService.GetProjectsAsync();
//Not a fan of this nested logic
//What I'm trying to do is collect every distinct category of a given type of CategoryTypeFilter
foreach (ProjectViewModel projectVM in ProjectViewModels)
{
foreach (Category category in projectVM.Categories)
{
if (!CategoryList.Contains <Category>(category) && category.Type == CategoryTypeFilter)
{
CategoryList.Add(category);
}
}
}
}
/// <summary>
/// Filters out content references to content that does not match current category filters, if any
/// </summary>
/// <param name="contentReferences"></param>
/// <returns></returns>
private IList <T> FilterByCategory <T>(IEnumerable <T> contentReferences)
{
if (_category == null || !_category.Any())
{
return(contentReferences.ToList());
}
// Filter by category if a category filter has been set
var filteredChildren = new List <T>();
foreach (var contentReference in contentReferences)
{
ICategorizable content = null;
if (contentReference is ContentReference)
{
content = (contentReference as ContentReference).Get <IContent>() as ICategorizable;
}
else if (typeof(T) == typeof(GetChildrenReferenceResult))
{
content = (contentReference as GetChildrenReferenceResult).ContentLink.Get <IContent>() as ICategorizable;
}
if (content != null)
{
var atLeastOneMatchingCategory = content.Category.Any(c => _category.Contains(c));
if (atLeastOneMatchingCategory)
{
filteredChildren.Add(contentReference);
}
}
else // Non-categorizable content will also be included
{
filteredChildren.Add(contentReference);
}
}
return(filteredChildren);
}
public bool ContainsCategory(String category)
{
return(CategoryList.Contains(category));
}