/// <summary>
/// Examines the context changes from the ChangeTracker
/// and returns a collection of LuceneIndexChanges
/// </summary>
/// <returns>LuceneIndexChangeset - collection of entity changes converted to LuceneIndexChanges</returns>
private LuceneIndexChangeset GetChangeset()
{
LuceneIndexChangeset changes = new LuceneIndexChangeset();
foreach (var entity in contextInterface.ChangeTracker.Entries().Where(x => x.State != EntityState.Unchanged))
{
Type entityType = entity.Entity.GetType();
bool implementsILuceneIndexable = typeof(ILuceneIndexable).IsAssignableFrom(entityType);
if (implementsILuceneIndexable == true)
{
MethodInfo method = entityType.GetMethod("ToDocument");
if (method != null)
{
LuceneIndexChange change = new LuceneIndexChange(entity.Entity as ILuceneIndexable);
// If the entity doesn't have a guid IndexId, then add one in
if ((change.Entity.IndexId == Guid.Empty || change.Entity.IndexId == null) &&
(change.State == LuceneIndexState.Added || change.State == LuceneIndexState.Updated))
{
change.Entity.IndexId = Guid.NewGuid();
}
switch (entity.State)
{
case EntityState.Added:
change.State = LuceneIndexState.Added;
break;
case EntityState.Deleted:
change.State = LuceneIndexState.Removed;
break;
case EntityState.Modified:
change.State = LuceneIndexState.Updated;
break;
default:
change.State = LuceneIndexState.Unchanged;
break;
}
changes.Entries.Add(change);
}
}
}
return(changes);
}
/// <summary>
/// Update a single LuceneIndexChange
/// </summary>
/// <param name="change">The change to make</param>
/// <param name="optimize">Whether to optimize afterwards</param>
public void Update(LuceneIndexChange change, bool optimize = false)
{
LuceneIndexChangeset changeset = new LuceneIndexChangeset(change, optimize);
Update(changeset);
}
public LuceneIndexChangeset(LuceneIndexChange change, bool optimize = false)
{
Entries = new List <LuceneIndexChange>();
Entries.Add(change);
Optimize = optimize;
}