///--------------------------------------------------------------------------------
/// <summary>This method applies relationship deletes.</summary>
///--------------------------------------------------------------------------------
public void ProcessDeleteRelationshipPerformed(RelationshipEventArgs data)
{
try
{
bool isItemMatch = false;
if (data != null && data.Relationship != null)
{
foreach (RelationshipViewModel item in Relationships.ToList <RelationshipViewModel>())
{
if (item.Relationship.RelationshipID == data.Relationship.RelationshipID)
{
// remove item from tabs, if present
WorkspaceEventArgs message = new WorkspaceEventArgs();
message.ItemID = item.Relationship.RelationshipID;
Mediator.NotifyColleagues <WorkspaceEventArgs>(MediatorMessages.Command_CloseItemRequested, message);
// delete children
for (int i = item.Items.Count - 1; i >= 0; i--)
{
if (item.Items[i] is RelationshipPropertyViewModel)
{
RelationshipPropertyViewModel child = item.Items[i] as RelationshipPropertyViewModel;
RelationshipPropertyEventArgs childMessage = new RelationshipPropertyEventArgs();
childMessage.RelationshipProperty = child.RelationshipProperty;
childMessage.RelationshipID = item.Relationship.RelationshipID;
childMessage.Solution = Solution;
childMessage.WorkspaceID = child.WorkspaceID;
item.ProcessDeleteRelationshipPropertyPerformed(childMessage);
}
}
// delete item
isItemMatch = true;
Relationships.Remove(item);
Entity.RelationshipList.Remove(item.Relationship);
Items.Remove(item);
Entity.ResetModified(true);
OnUpdated(this, null);
break;
}
}
if (isItemMatch == false)
{
ShowIssue(DisplayValues.Issue_DeleteItemNotFound);
}
}
}
catch (Exception ex)
{
ShowIssue(ex.Message + ex.StackTrace);
}
}
///--------------------------------------------------------------------------------
/// <summary>This method is used to copy/paste a new item.</summary>
///
/// <param name="copyItem">The item to copy/paste.</param>
/// <param name="savePaste">Flag to determine whether to save the results of the paste.</param>
///--------------------------------------------------------------------------------
public RelationshipPropertyViewModel PasteRelationshipProperty(RelationshipPropertyViewModel copyItem, bool savePaste = true)
{
RelationshipProperty newItem = new RelationshipProperty();
newItem.ReverseInstance = new RelationshipProperty();
newItem.TransformDataFromObject(copyItem.RelationshipProperty, null, false);
newItem.RelationshipPropertyID = Guid.NewGuid();
newItem.IsAutoUpdated = false;
// try to find Property by existing id first, second by old id, finally by name
newItem.Property = Relationship.Entity.PropertyList.FindByID((Guid)copyItem.RelationshipProperty.PropertyID);
if (newItem.Property == null && Solution.PasteNewGuids[copyItem.RelationshipProperty.PropertyID.ToString()] is Guid)
{
newItem.Property = Relationship.Entity.PropertyList.FindByID((Guid)Solution.PasteNewGuids[copyItem.RelationshipProperty.PropertyID.ToString()]);
}
if (newItem.Property == null)
{
newItem.Property = Relationship.Entity.PropertyList.Find("Name", copyItem.RelationshipProperty.PropertyName);
}
if (newItem.Property == null)
{
newItem.OldPropertyID = newItem.PropertyID;
newItem.PropertyID = Guid.Empty;
}
// try to find Property by existing id first, second by old id, finally by name
newItem.ReferencedProperty = Relationship.Entity.PropertyList.FindByID((Guid)copyItem.RelationshipProperty.ReferencedPropertyID);
if (Relationship.ReferencedEntity == null)
{
Relationship.ReferencedEntity = Solution.EntityList.FindByID(Relationship.ReferencedEntityID);
}
if (Relationship.ReferencedEntity == null && copyItem.RelationshipProperty.Relationship.ReferencedEntity != null)
{
Feature feature = Solution.FeatureList.Find(f => f.FeatureName == copyItem.RelationshipProperty.Relationship.ReferencedEntity.FeatureName);
if (feature != null)
{
Relationship.ReferencedEntity = feature.EntityList.Find(e => e.EntityName == copyItem.RelationshipProperty.Relationship.ReferencedEntity.EntityName);
}
else
{
Relationship.ReferencedEntity = Solution.EntityList.Find(e => e.EntityName == copyItem.RelationshipProperty.Relationship.ReferencedEntity.EntityName);
}
}
if (Relationship.ReferencedEntity != null)
{
if (newItem.ReferencedProperty == null && Solution.PasteNewGuids[copyItem.RelationshipProperty.ReferencedPropertyID.ToString()] is Guid)
{
newItem.ReferencedProperty = Relationship.ReferencedEntity.PropertyList.FindByID((Guid)Solution.PasteNewGuids[copyItem.RelationshipProperty.ReferencedPropertyID.ToString()]);
}
if (newItem.ReferencedProperty == null)
{
newItem.ReferencedProperty = Relationship.ReferencedEntity.PropertyList.Find("Name", copyItem.RelationshipProperty.ReferencedPropertyName);
}
if (newItem.ReferencedProperty == null && copyItem.RelationshipProperty.ReferencedProperty != null)
{
newItem.ReferencedProperty = Relationship.ReferencedEntity.PropertyList.Find(p => p.PropertyName == copyItem.RelationshipProperty.ReferencedProperty.PropertyName);
}
}
if (newItem.ReferencedProperty == null)
{
newItem.OldReferencedPropertyID = newItem.ReferencedPropertyID;
newItem.ReferencedPropertyID = Guid.Empty;
}
newItem.Relationship = Relationship;
newItem.Solution = Solution;
RelationshipPropertyViewModel newView = new RelationshipPropertyViewModel(newItem, Solution);
newView.ResetModified(true);
AddRelationshipProperty(newView);
if (savePaste == true)
{
Solution.RelationshipPropertyList.Add(newItem);
Relationship.RelationshipPropertyList.Add(newItem);
newView.OnUpdated(this, null);
Solution.ResetModified(true);
}
return(newView);
}
