private static void AddOrUpdateAttribute(
[NotNull] AttributedAssociation attributedAssociation,
[NotNull] IField field,
int fieldIndex)
{
Assert.ArgumentNotNull(field, nameof(field));
const bool includeDeleted = true;
AssociationAttribute attribute =
attributedAssociation.GetAttribute(field.Name, includeDeleted);
if (attribute == null)
{
_msg.InfoFormat("Adding attribute {0}", field.Name);
attribute = attributedAssociation.AddAttribute(field.Name, (FieldType)field.Type);
}
else
{
// attribute already registered
if (attribute.Deleted)
{
_msg.WarnFormat(
"Attribute {0} was registered as deleted, but exists now. " +
"Resurrecting it...", attribute.Name);
attribute.RegisterExisting();
}
attribute.FieldType = (FieldType)field.Type;
}
// configure the attribute
attribute.SortOrder = fieldIndex;
}
// TODO: Is this a static Utils class? Or does each IAttributes implementation have
// its specific AttributeHarvester? Or will there be a DatasetHarvester/ModelHarvester
// that can create instances of this class (for the right IAttributes implementation)
// in order to more loosely couple them with the domain classes?
//private readonly IAttributes _attributeContainer;
//public AttributeHarvester(IAttributes attributeContainer)
//{
// _attributeContainer = attributeContainer;
//}
#region AttributedAssociation Attribute harvesting
public static void HarvestAttributes([NotNull] AttributedAssociation attributedAssociation)
{
// TODO: support for configurator?
attributedAssociation.ClearAttributeMaps();
using (_msg.IncrementIndentation(
"Harvesting attributes for attributed association {0}", attributedAssociation.Name))
{
const bool allowAlways = true;
IRelationshipClass relationshipClass =
ModelElementUtils.TryOpenFromMasterDatabase(attributedAssociation, allowAlways);
Assert.NotNull(relationshipClass,
"Relationship class not found in model master database: {0}",
attributedAssociation.Name);
var table = (ITable)relationshipClass;
IList <IField> fields = DatasetUtils.GetFields(table);
for (var fieldIndex = 0; fieldIndex < fields.Count; fieldIndex++)
{
IField field = fields[fieldIndex];
AddOrUpdateAttribute(attributedAssociation, field, fieldIndex);
}
DeleteAttributesNotInList(attributedAssociation, fields);
attributedAssociation.ClearAttributeMaps();
}
}