public void DynamicFill(IEnumerable <IFormTreeNode> nodes, IPropertyValueConverter converter)
{
var objectPopulator = new ObjectPopulator(converter);
foreach (var node in nodes)
{
var propValue = (TKey)converter.ConvertToPropertyType(typeof(TKey), node.Key);
TElement element;
if (elements == null || !HasKey(propValue))
{
element = Activator.CreateInstance <TElement>();
Add(element);
var fieldName = MemberHelpers.GetKeyPropertyFieldName <TElement>();
var(field, typeOfField) = MemberHelpers.GetPropertyField(element, fieldName);
// Convert property to field, for support readonly model
object fieldValue = converter.ConvertToFieldType(typeOfField, propValue);
element.SetValue(field, fieldValue);
}
else
{
element = this[propValue];
}
if (node is FormTreeCollection formTreeCollection)
{
objectPopulator.Populate(formTreeCollection.Childs, element);
}
else
{
throw new NotSupportedException();
}
}
}
/// <summary>
/// Gets the value associated with the specified key.
/// </summary>
/// <param name="key">The key of the value to get.</param>
/// <returns> The value associated with the specified key. If the specified key is not found,
/// a get operation throws a System.Collections.Generic.KeyNotFoundException, and
/// a set operation creates a new element with the specified key.</returns>
public TElement this[TKey key] {
get {
var fieldName = MemberHelpers.GetKeyPropertyFieldName <TElement>();
return(elements.First(x => Equals(x.GetValue <TKey>(fieldName), key)));
}
}
/// <summary>
/// Check present key in elements.
/// </summary>
/// <param name="key">Search key.</param>
/// <returns></returns>
public bool HasKey(TKey key)
{
var fieldName = MemberHelpers.GetKeyPropertyFieldName <TElement>();
return(HasKey(key, fieldName));
}
