public string GetComment()
{
var interestingFileChanges = Versions.Where(v => v.InRawChangeSet && v.Names.Count > 0 && !v.Version.Element.IsDirectory).ToList();
int nbFileChanges = interestingFileChanges.Count;
int nbTreeChanges = Removed.Count + Renamed.Count + Copied.Count + SymLinks.Count
+ Versions.Count(v => !v.InRawChangeSet && v.Names.Count > 0 && !v.Version.Element.IsDirectory);
if (nbFileChanges == 0)
{
return(nbTreeChanges > 0 ? nbTreeChanges + " tree modification" + (nbTreeChanges > 1 ? "s" : "") : "No actual change");
}
var allComments = interestingFileChanges.Where(v => !string.IsNullOrWhiteSpace(v.Version.Comment))
.Select(v => new { Name = v.Names[0], v.Version.Comment })
.GroupBy(e => (e.Comment ?? "").Trim().Replace("\r", ""))
.OrderByDescending(g => g.Count())
.ToDictionary(g => g.Key, g => g.Select(v => v.Name).ToList());
string title;
if (nbTreeChanges > 0)
{
title = string.Format("{0} file modification{1} and {2} tree modification{3}",
nbFileChanges, (nbFileChanges > 1 ? "s" : ""), nbTreeChanges, nbTreeChanges > 1 ? "s" : "");
}
else
{
title = string.Format("{0} file modification{1}", nbFileChanges, (nbFileChanges > 1 ? "s" : ""));
}
if (allComments.Count == 0)
{
return(title + ": " + DisplayFileNames(interestingFileChanges.Select(v => v.Names[0]).ToList(), false));
}
var mostFrequentComment = allComments.First();
// no multi-line comment as title
bool useMostFrequentCommentAsTitle = mostFrequentComment.Value.Count >= nbFileChanges / 2 + 1 && !mostFrequentComment.Key.Contains("\n");
if (useMostFrequentCommentAsTitle)
{
title = mostFrequentComment.Key + " (" + title + ")";
}
if (useMostFrequentCommentAsTitle && allComments.Count == 1)
{
return(title + ": " + DisplayFileNames(interestingFileChanges.Select(v => v.Names[0]).ToList(), false));
}
var sb = new StringBuilder(title);
sb.Append("\n");
foreach (var comment in allComments)
{
sb.Append("\n");
sb.Append(DisplayFileNames(comment.Value, true));
sb.Append(":\n\t");
sb.Append(comment.Key.Replace("\n", "\n\t"));
}
return(sb.ToString());
}
