private void ApplyChanges(AppliedTags change, ContentItem item)
{
DetailCollection links = item.GetDetailCollection(Name, false);
if (links == null)
{
if (change.Tags.Count == 0)
{
return;
}
links = item.GetDetailCollection(Name, true);
}
List <ITag> currentTags = GetCurrentTags(change.Group, links);
IEnumerable <string> addedTags = GetAddedTags(currentTags, change.Tags);
foreach (string tagName in addedTags)
{
ITag tag = change.Group.GetOrCreateTag(tagName);
links.Add(tag);
}
foreach (ContentItem tag in currentTags)
{
if (!change.Tags.Contains(tag.Title))
{
links.Remove(tag);
}
}
}
public void CanRemove_FromCollection()
{
DetailCollection collection = new DetailCollection(null, null, "hello", "world");
collection.Remove("hello");
Assert.That(collection.Count, Is.EqualTo(1));
Assert.That(collection[0], Is.EqualTo("world"));
}
public void CanRemove_FromCollection()
{
DetailCollection collection = new DetailCollection(null, null, "hello", "world");
collection.Remove("hello");
Assert.That(collection.Count, Is.EqualTo(1));
Assert.That(collection[0], Is.EqualTo("world"));
}
private void ClearMissingDetails(ContentItem source, ContentItem destination)
{
// remove details not present in source
List <string> detailKeys = new List <string>(destination.Details.Keys);
foreach (string key in detailKeys)
{
if (!source.Details.ContainsKey(key))
{
destination.Details.Remove(key);
}
}
List <string> collectionKeys = new List <string>(destination.DetailCollections.Keys);
foreach (string key in collectionKeys)
{
if (source.DetailCollections.ContainsKey(key))
{
// remove detail collection values not present in source
DetailCollection destinationCollection = destination.DetailCollections[key];
DetailCollection sourceCollection = source.DetailCollections[key];
List <object> values = new List <object>(destinationCollection.Enumerate <object>());
foreach (object value in values)
{
if (!sourceCollection.Contains(value))
{
destinationCollection.Remove(value);
}
}
}
else
{
// remove detail collections not present in source
destination.DetailCollections.Remove(key);
}
}
}