/// <summary>
/// Update the model but keeps the privaty/audit fields from being updated.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entity"></param>
/// <param name="update"></param>
public static void DoUpdateModel <T>(this IEntity entity, Action <T> update)
{
if (entity == null)
{
return;
}
// 1. Get the original values.
int id = entity.Id;
DateTime createDate = entity.CreateDate;
DateTime updateDate = entity.UpdateDate;
string createUser = entity.CreateUser;
string updateUser = entity.UpdateUser;
string comment = entity.UpdateComment;
int version = 0;
int versionRefId = 0;
bool hasVersion = entity is IEntityVersioned;
IEntityVersioned versioned = null;
if (hasVersion)
{
versioned = entity as IEntityVersioned;
version = versioned.Version;
versionRefId = versioned.VersionRefId;
}
// 2. Update model from the form values.
update((T)entity);
// 3. Now apply the values back
entity.Id = id;
entity.CreateUser = createUser;
entity.UpdateUser = updateUser;
entity.CreateDate = createDate;
entity.UpdateDate = updateDate;
entity.UpdateComment = comment;
if (hasVersion)
{
versioned.Version = version;
versioned.VersionRefId = versionRefId;
}
}
/// <summary>
/// Update the model but keeps the privaty/audit fields from being updated.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="entity"></param>
/// <param name="original"></param>
public static void DoUpdateModel <T>(this IEntity entity, IEntity original)
{
if (entity == null || original == null)
{
return;
}
entity.CreateUser = original.CreateUser;
entity.CreateDate = original.CreateDate;
entity.UpdateComment = entity.UpdateComment;
entity.UpdateDate = entity.UpdateDate;
entity.UpdateUser = entity.UpdateUser;
if (entity is IEntityVersioned && original is IEntityVersioned)
{
IEntityVersioned newVEntity = entity as IEntityVersioned;
IEntityVersioned origVEntity = original as IEntityVersioned;
newVEntity.Version = origVEntity.Version;
newVEntity.VersionRefId = origVEntity.VersionRefId;
}
}
