private static void CopyForeignKeyConstraint(EdmModel database, EntityType toTable, ForeignKeyBuilder fk,
Func <EdmProperty, EdmProperty> selector = null)
{
DebugCheck.NotNull(toTable);
DebugCheck.NotNull(fk);
var newFk
= new ForeignKeyBuilder(
database,
database.EntityTypes.SelectMany(t => t.ForeignKeyBuilders).UniquifyName(fk.Name))
{
PrincipalTable = fk.PrincipalTable,
DeleteAction = fk.DeleteAction
};
newFk.SetPreferredName(fk.Name);
var dependentColumns =
GetDependentColumns(
selector != null
? fk.DependentColumns.Select(selector)
: fk.DependentColumns,
toTable.Properties);
if (!ContainsEquivalentForeignKey(toTable, newFk.PrincipalTable, dependentColumns))
{
toTable.AddForeignKey(newFk);
newFk.DependentColumns = dependentColumns;
}
}
private static void CopyForeignKeyConstraint(
EdmModel database,
EntityType toTable,
ForeignKeyBuilder fk,
Func <EdmProperty, EdmProperty> selector = null)
{
ForeignKeyBuilder foreignKeyBuilder = new ForeignKeyBuilder(database, ((IEnumerable <INamedDataModelItem>)database.EntityTypes.SelectMany <EntityType, ForeignKeyBuilder>((Func <EntityType, IEnumerable <ForeignKeyBuilder> >)(t => t.ForeignKeyBuilders))).UniquifyName(fk.Name))
{
PrincipalTable = fk.PrincipalTable,
DeleteAction = fk.DeleteAction
};
foreignKeyBuilder.SetPreferredName(fk.Name);
IList <EdmProperty> dependentColumns = ForeignKeyPrimitiveOperations.GetDependentColumns(selector != null ? fk.DependentColumns.Select <EdmProperty, EdmProperty>(selector) : fk.DependentColumns, (IEnumerable <EdmProperty>)toTable.Properties);
if (ForeignKeyPrimitiveOperations.ContainsEquivalentForeignKey(toTable, foreignKeyBuilder.PrincipalTable, (IEnumerable <EdmProperty>)dependentColumns))
{
return;
}
toTable.AddForeignKey(foreignKeyBuilder);
foreignKeyBuilder.DependentColumns = (IEnumerable <EdmProperty>)dependentColumns;
}