public async Task <IEnumerable <BreadcrumbDto> > GetFlatAsync()
{
var list = new List <BreadcrumbDto>();
var current = CurrentBreadcrumb;
list.Add(new BreadcrumbDto
{
Id = current.Id,
Name = current.Name,
Parent = null,
Path = current.Path
});
while (current.Parent != null)
{
current = current.Parent;
var item = new BreadcrumbDto
{
Id = current.Id,
Name = current.Name,
Parent = null,
Path = current.Path
};
list.Add(item);
}
list.Reverse();
return(await Task.FromResult(list));
}
public async Task SetActiveAsync(string path)
{
_logger.LogDebug("Try set breadcrumb");
CurrentBreadcrumb = await _memoryCache.GetOrCreateAsync(GetCacheNameForPath(path), async entry =>
{
var currentNodes = await _matchSitemapNode.FindByPath(path);
var firstCurrentNode = currentNodes.FirstOrDefault();
if (firstCurrentNode != null)
{
//Build breadcrumb
var breadcrumb = new BreadcrumbDto
{
Id = firstCurrentNode.Id,
Name = firstCurrentNode.Name,
Path = firstCurrentNode.Path, //TODO build path
};
var node = firstCurrentNode;
var currentBreadcrumb = breadcrumb;
while (node.ParentId.HasValue)
{
var parent = await _sitemapNodeRepository.GetAsync(node.ParentId.Value);
var parentBreadcrumb = new BreadcrumbDto
{
Id = parent.Id,
Name = parent.Name,
Path = parent.Path, //TODO build path
};
currentBreadcrumb.Parent = parentBreadcrumb;
currentBreadcrumb = parentBreadcrumb;
node = parent;
}
return(breadcrumb);
}
return(BreadcrumbDto.Default);
});
ChangeActive?.Invoke(this, new ChangeBreadcrumbEventArgs
{
CurrentBreadcrumb = CurrentBreadcrumb
});
}