/// <summary>
/// Applies the <see cref="DateTimeOffsetSplitType"/> Composite user type to all <see cref="DateTimeOffset"/> fields in the mapping.
/// </summary>
/// <remarks>
/// Allows the use of <see cref="DateTimeOffset"/> type with databases that do not natively support it.
/// User: mapper.BeforeMapProperty += ModelMapperHelper.ApplyDateTimeOffsetSplitTypeToDateTimeOffset
/// </remarks>
public static void ApplyDateTimeOffsetSplitTypeToDateTimeOffset(IModelInspector inspector, PropertyPath property, IPropertyMapper mapper)
{
Type propertyType = property.LocalMember.GetPropertyOrFieldType();
if (propertyType == typeof(DateTimeOffset) || propertyType == typeof(DateTimeOffset?))
{
mapper.Type(typeof(DateTimeOffsetSplitType), null);
string columName = property.ToColumnName();
mapper.Columns(n => n.Name(columName + "DateTime"), n => n.Name(columName + "Offset"));
}
}
private void IdBagTableName(IModelInspector modelInspector, PropertyPath member, IIdBagPropertiesMapper propertyCustomizer)
{
if (member.LocalMember.IsComponentCollection(Mapper.ModelInspector))
{
propertyCustomizer.Table(member.GetRootMember().DeclaringType.Name + member.ToColumnName());
}
else
{
propertyCustomizer.Table(BidirectionAssociation.AnalizeManyToMany(member.LocalMember).ManyToManyTablename);
}
}
private void IdBagHiloGenerator(IModelInspector modelInspector, PropertyPath member, IIdBagPropertiesMapper propertyCustomizer)
{
var hiloRowName = member.LocalMember.IsComponentCollection(Mapper.ModelInspector)
? member.GetRootMember().DeclaringType.Name + member.ToColumnName()
: BidirectionAssociation.AnalizeManyToMany(member.LocalMember).ManyToManyTablename;
propertyCustomizer.Id(idMap =>
{
idMap.Generator(new EntityHighLowGeneratorDef(hiloRowName));
idMap.Column("Id");
idMap.Type((IIdentifierType)NHibernateUtil.Int64);
});
Mapper.AddHiLoScript(EntityHighLowGenerator.GetInsertFor(hiloRowName));
}
private static void PrefixColumnWithComponentPropertyName(IModelInspector modelInspector, PropertyPath member, IPropertyMapper propertyCustomizer)
{
if (member.PreviousPath == null) return;
propertyCustomizer.Column(member.ToColumnName());
}
private void NameForeignKeyColumn(IModelInspector modelinspector, PropertyPath member, IManyToOneMapper propertycustomizer)
{
propertycustomizer.Column(member.ToColumnName() + "Id");
}
protected override void OnBeforeMapOneToOne(IModelInspector modelInspector, PropertyPath member, IOneToOneMapper propertyCustomizer)
{
propertyCustomizer.ForeignKey(string.Format("FK_{0}_{1}", member.Owner().Name, member.ToColumnName()));
}
protected virtual string GetColumnName(IModelInspector modelInspector, PropertyPath member)
{
string defaultColumnName = member.ToColumnName();
string columnPrefix = null;
string columnName = null;
Type currentType = member.LocalMember.ReflectedType;
bool walkToParent = modelInspector.IsTablePerClassHierarchy(currentType);
while (currentType != null && currentType != typeof(object))
{
ModelMetaData modelMetaData;
if (ModelMetaDatasByType.TryGetValue(currentType, out modelMetaData))
{
columnPrefix = modelMetaData.ColumnPrefix;
modelMetaData.ColumnNames.TryGetValue(defaultColumnName, out columnName);
break;
}
currentType = walkToParent ? currentType.BaseType : null;
}
string result = string.Concat(columnPrefix, columnName ?? GetIdentifier(defaultColumnName));
return result;
}
private void MapTableName(IModelInspector modelInspector, PropertyPath member, IMapPropertiesMapper propertyCustomizer)
{
var ownerName = member.GetRootMember().ReflectedType.Name;
var propertyName = member.ToColumnName();
propertyCustomizer.Table(ownerName + propertyName);
}
