public static bool TryMergeEntries(LexEntry entry1, LexEntry entry2, string[] traitsWithMultiplicity, IProgress progress)
{
if (!entry1.LexicalForm.CanBeUnifiedWith(entry2.LexicalForm))
{
progress.WriteMessageWithColor("gray", "Attempting to merge entries, but could not because their Lexical Forms clash in some writing system.");
return(false);
}
if (!SenseMerger.TryMergeProperties(entry1, entry2, traitsWithMultiplicity, "entries for " + entry1.ToString(), progress))
{
return(false);
}
// at this point, we're committed to doing the merge
entry1.LexicalForm.MergeIn(entry2.LexicalForm);
var senses = entry2.Senses.ToArray();
foreach (var sense in senses)
{
MergeOrAddSense(entry1, sense, traitsWithMultiplicity, progress);
}
if (entry2.ModificationTime > entry1.ModificationTime)
{
entry1.ModificationTime = entry2.ModificationTime;
}
entry1.IsDirty = true;
return(true);
}
/// <summary>
/// it can happen that within a single entry, you can have mergable senses.
/// </summary>
private static void MergeSensesWithinEntries(LiftLexEntryRepository repo, string[] traitsWithMultiplicity, IProgress progress)
{
var ids = new List <RepositoryId>(repo.GetAllItems());
foreach (var id in ids)
{
if (progress.CancelRequested)
{
throw new OperationCanceledException("User cancelled");
}
var entry = repo.GetItem(id);
var senses = entry.Senses.ToArray();
if (senses.Length < 2)
{
continue;
}
var sensesToRemove = new List <LexSense>();
foreach (var sense in entry.Senses)
{
if (sensesToRemove.Any(s => ReferenceEquals(s, sense)))
{
continue;
}
foreach (var otherSense in entry.Senses)
{
if (ReferenceEquals(otherSense, sense)) // Don't try and compare with ourself.
{
continue;
}
if (sensesToRemove.Any(s => ReferenceEquals(s, sense)))
{
continue;
}
if (!SenseMerger.TryMergeSenseWithSomeExistingSense(sense, otherSense, traitsWithMultiplicity, progress))
{
continue;
}
sensesToRemove.Add(otherSense);
}
}
foreach (var sense in sensesToRemove)
{
entry.Senses.Remove(sense);
entry.IsDirty = true;
}
if (entry.IsDirty)
{
repo.SaveItem(entry);
}
}
}
private static void MergeOrAddSense(LexEntry targetEntry, LexSense incomingSense, string[] traitsWithMultiplicity, IProgress progress)
{
if (targetEntry.Senses.Count == 0)
{
targetEntry.Senses.Add(incomingSense); //no problem!
}
else
{
if (targetEntry.Senses.Count == 1)
{
var targetSense = targetEntry.Senses[0];
if (SenseMerger.TryMergeSenseWithSomeExistingSense(targetSense, incomingSense, traitsWithMultiplicity, progress))
{
//it was merged in
return;
}
}
}
//it needs to be added
targetEntry.Senses.Add(incomingSense);
}