/// <summary>Initializes a new instance of <see cref="SlkUserCollectionChanges"/>.</summary>
/// <param name="originalCollection">The original collection of users.</param>
/// <param name="newCollection">The new collection of users.</param>
public SlkUserCollectionChanges(SlkUserCollection originalCollection, SlkUserCollection newCollection)
{
Additions = new List <SlkUser>();
Removals = new List <SlkUser>();
foreach (SlkUser user in newCollection)
{
if (originalCollection.Contains(user.UserId) == false)
{
Additions.Add(newCollection[user.UserId]);
}
}
if (newCollection.Count != originalCollection.Count + Additions.Count)
{
// There are some to remove
foreach (SlkUser user in originalCollection)
{
if (newCollection.Contains(user.UserId) == false)
{
Removals.Add(originalCollection[user.UserId]);
}
}
}
}
/// <summary>Initializes a new instance of <see cref="AssignmentProperties"/>.</summary>
AssignmentProperties(ISlkStore store)
{
this.Store = store;
Learners = new SlkUserCollection();
Properties = new Collection <AssignmentProperty>();
}