public void AddItemToGroup(string groupName, string itemName)
{
if (groupName == itemName)
{
throw new ArgumentException("Cannot add a group to itself.");
}
IGroupModel parent = _groupStore.GetOne(x => x.Name == groupName);
if (parent == null)
{
throw new ArgumentException($"Can't add item to group named {groupName} since it doesn't exist.");
}
ITextModel childText = _textStore.GetOne(x => x.Name == itemName);
IGroupModel childGroup = _groupStore.GetOne(x => x.Name == itemName);
if (childText == null)
{
if (childGroup == null)
{
throw new ArgumentException($"Can't add item named {itemName} to group since it doesn't exist.");
}
if (_groupStore.Contains(childGroup, parent))
{
throw new ArgumentException("Can't add a group as a child to its own parent or a parent of its parent or ...");
}
if (_groupStore.Contains(parent, childGroup))
{
throw new ArgumentException("Cannot add item to group since it is already a member of that group.");
}
parent.Add(childGroup);
_groupStore.AddItem(parent, childGroup);
}
else
{
if (childGroup != null)
{
throw new ArgumentException("The database has a text and group with the same name. That shouldn't happen.");
}
if (_groupStore.Contains(parent, childText))
{
throw new ArgumentException("Cannot add item to group since it is already a member of that group.");
}
parent.Add(childText);
_groupStore.AddItem(parent, childText);
}
}
public void TestAddText()
{
string groupName;
_uniqueNames.TryPop(out groupName);
//string groupName = _uniqueNames.Pop();
IGroupModel groupModel = _modelFactory.GetGroupModel(groupName, UniversalConstants.CountSize);
_groupStore.Add(groupModel);
//string textName = _uniqueNames.Pop();
string textName;
_uniqueNames.TryPop(out textName);
StreamReader text = new StreamReader("../../SampleTextFiles/WordSpanningMultipleLines.txt");
ITextModel textModel = _modelFactory.GetTextModel(textName, text, UniversalConstants.CountSize);
_textStore.Add(textModel);
_groupStore.AddItem(groupModel, textModel);
groupModel = _groupStore.GetOne(x => x.Name == groupName);
List <ITextOrGroupViewModel> groupMembers = groupModel.GetMembers();
Assert.AreEqual(1, groupMembers.Count);
Assert.AreEqual(textName, groupMembers[0].GetName());
Assert.IsInstanceOfType(groupMembers[0], typeof(ITextModel));
CompareTextModels(textModel, (ITextModel)groupMembers[0]);
_groupStore.RemoveItem(groupModel, textModel);
_textStore.Delete(textModel);
_groupStore.Delete(groupModel);
}