/// <summary>
/// Delete a container from the data source
/// </summary>
/// <param name="o">The container to delete</param>
/// <param name="bypassChecks">Whether to bypass any checks made to stop deletion by a front end user</param>
public void Delete(object o, bool bypassChecks)
{
using (var dataSource = DataSourceFactory.Create(false))
{
var idProp = LinqX.GetIdProp(o.GetType(), this.IdName);
object noId = ReflectionX.GetDefault(idProp.PropertyType);
var eventData = new RepositoryEventData(o, bypassChecks);
var eventResult = EventHub.Instance.ProcessEvent("Repository.Set.Delete", this, eventData);
var itemDel = ((RepositoryEventData)eventResult.Data).Container;
bool wasHandled = ((RepositoryEventData)eventResult.Data).WasHandled;
if (itemDel != null)
{
if (eventResult.EventName.EndsWith("Add"))
{
DoAdd(dataSource, itemDel, idProp, wasHandled);
}
else if (eventResult.EventName.EndsWith("Update") && !wasHandled)
{
dataSource.Update(itemDel);
}
else if (!wasHandled)
{
dataSource.Delete(itemDel);
}
if (!wasHandled)
{
dataSource.SaveChanges();
}
}
var savedEventData = new RepositoryEventData(o, bypassChecks);
EventHub.Instance.ProcessEvent(eventResult.EventName.Replace("Set", "Saved"), this, savedEventData);
}
}
/// <summary>
/// Delete a container from the data source
/// </summary>
/// <param name="o">The container to delete</param>
/// <param name="bypassChecks">Whether to bypass any checks made to stop deletion by a front end user</param>
public void Delete(object o, bool bypassChecks)
{
var db = GetDb();
try
{
var idProp = LinqX.GetIdProp(o.GetType(), this.IdName);
object noId = ReflectionX.GetDefault(idProp.PropertyType);
var eventData = new RepositoryEventData(o, bypassChecks);
var eventResult = EventHub.Instance.ProcessEvent("Repository.Set.Delete", this, eventData);
var itemDel = ((RepositoryEventData)eventResult.Data).Container;
bool wasHandled = ((RepositoryEventData)eventResult.Data).WasHandled;
if (itemDel != null)
{
if (eventResult.EventName.EndsWith("Add"))
{
DoAdd(db, itemDel, idProp, wasHandled);
}
else if (eventResult.EventName.EndsWith("Update") && !wasHandled)
{
db.Entry(itemDel).State = EntityState.Modified;
}
else if (!wasHandled)
{
db.Entry(itemDel).State = EntityState.Deleted;
}
if (!wasHandled)
{
db.SaveChanges();
}
}
var savedEventData = new RepositoryEventData(o, bypassChecks);
EventHub.Instance.ProcessEvent(eventResult.EventName.Replace("Set", "Saved"), this, savedEventData);
}
finally
{
EndCallDb(db);
}
}
/// <summary>
/// Set (create or update) a list of containers to the data source
/// </summary>
/// <param name="items">The list of containers</param>
/// <param name="setOptions">Options for setting</param>
/// <returns>List of flags for whether the corresponding by position item was created (rather than updated)</returns>
public virtual List <bool> Set(List <object> items, Dictionary <string, object> setOptions)
{
var db = GetDb();
var createds = new List <bool>();
bool?create = setOptions.Get <bool?>("create");
bool bypassChecks = setOptions.Get <bool>("bypassChecks", false);
bool anyUnhandled = false;
try
{
var savedItems = new List <Tuple <object, bool> >();
foreach (object item in items)
{
var idProp = LinqX.GetIdProp(item.GetType(), this.IdName);
bool isAdd;
if (create == null)
{
object noId = ReflectionX.GetDefault(idProp.PropertyType);
isAdd = idProp.GetValue(item).Equals(noId);
}
else
{
isAdd = create.Value;
}
var eventData = new RepositoryEventData(item, bypassChecks);
var eventResult = EventHub.Instance.ProcessEvent("Repository.Set." + (isAdd ? "Add" : "Update"), this, eventData);
var itemSave = ((RepositoryEventData)eventResult.Data).Container;
bool wasHandled = ((RepositoryEventData)eventResult.Data).WasHandled;
if (!wasHandled)
{
anyUnhandled = true;
}
isAdd = eventResult.EventName.EndsWith("Add");
if (isAdd)
{
DoAdd(db, itemSave, idProp, wasHandled);
}
else if (!wasHandled)
{
db.Entry(itemSave).State = EntityState.Modified;
}
savedItems.Add(Tuple.Create(itemSave, isAdd));
createds.Add(isAdd);
}
if (savedItems.Count > 0 && anyUnhandled)
{
db.SaveChanges();
}
foreach (var savedItem in savedItems)
{
var eventData = new RepositoryEventData(savedItem.Item1, bypassChecks);
EventHub.Instance.ProcessEvent("Repository.Saved." + (savedItem.Item2 ? "Add" : "Update"), this, eventData);
}
return(createds);
}
finally
{
EndCallDb(db);
}
}
