protected override void InvokeInternal(CommandProcessorContext cpc)
{
// get unique name for the property
var propertyName = ModelHelper.GetUniqueName(typeof(ConceptualProperty), _parentComplexType, _clipboardProperty.PropertyName);
if (!_clipboardProperty.IsComplexProperty)
{
// scalar property case
var cmd = new CreateComplexTypePropertyCommand(
propertyName, _parentComplexType, _clipboardProperty.PropertyType, _clipboardProperty.IsNullable);
CommandProcessor.InvokeSingleCommand(cpc, cmd);
_createdProperty = cmd.Property;
}
else
{
// complex property case
// first try to find ComplexType by it's name
var complexTypeNormalizedName = EFNormalizableItemDefaults.DefaultNameNormalizerForEDM(
_parentComplexType, _clipboardProperty.PropertyType);
var items = _parentComplexType.Artifact.ArtifactSet.GetSymbolList(complexTypeNormalizedName.Symbol);
ComplexType complexType = null;
foreach (var efElement in items)
{
// the GetSymbolList() method might return more than one element so choose the first ComplexType
complexType = efElement as ComplexType;
if (complexType != null)
{
break;
}
}
if (complexType != null)
{
// if the ComplexType is found, simply use the create command
var cmd = new CreateComplexTypePropertyCommand(propertyName, _parentComplexType, complexType, false);
CommandProcessor.InvokeSingleCommand(cpc, cmd);
_createdProperty = cmd.Property;
}
else
{
// in this case we're going to create ComplexProperty with unresolved type
var complexProperty = new ComplexConceptualProperty(_parentComplexType, null);
complexProperty.ComplexType.SetXAttributeValue(_clipboardProperty.PropertyType);
// set the name and add to the parent entity
complexProperty.LocalName.Value = propertyName;
_parentComplexType.AddProperty(complexProperty);
// set other attributes of the property
complexProperty.Nullable.Value = BoolOrNone.FalseValue;
XmlModelHelper.NormalizeAndResolve(complexProperty);
Debug.Assert(
complexProperty.ComplexType.Status != BindingStatus.Known,
"Why didn't we find the ComplexType in the ArtifactSet previously?");
_createdProperty = complexProperty;
}
}
// safety check
Debug.Assert(_createdProperty != null, "We didn't get good Property out of the command");
if (_createdProperty != null)
{
// set Property attributes
var cmd2 = new SetConceptualPropertyFacetsCommand(
_createdProperty, _clipboardProperty.Default,
_clipboardProperty.ConcurrencyMode, _clipboardProperty.GetterAccessModifier, _clipboardProperty.SetterAccessModifier,
_clipboardProperty.MaxLength,
DefaultableValueBoolOrNone.GetFromNullableBool(_clipboardProperty.FixedLength), _clipboardProperty.Precision,
_clipboardProperty.Scale,
DefaultableValueBoolOrNone.GetFromNullableBool(_clipboardProperty.Unicode), _clipboardProperty.Collation);
CommandProcessor.InvokeSingleCommand(cpc, cmd2);
}
}