Merge branch 'claude/awesome-edison-d12b61'

URLNotesGrabberCORE/DataAccess.cs

@@ -873,7 +873,7 @@ namespace URLNotesGrabberCORE
                               INNER JOIN Notes N ON N.PostID = P.PostID AND N.RootBlogName = P.BlogName
                               WHERE P.NotFound = 0
                                 AND N.type = 'reply' 
-                                AND (N.replyText IS NULL OR N.replyText = '')
+                                AND (N.replyText IS NULL OR N.replyText = '' OR N.replyText = '.')
                               GROUP BY P.BlogName, P.PostID
                               ORDER BY LatestTimestamp ASC";
 
@@ -1473,13 +1473,18 @@ namespace URLNotesGrabberCORE
             SQLiteConnection connection = new SQLiteConnection("Data Source=" + DBPath);
             int rowsAffected = 0;
 
+            // A bare "." collides with the "needs processing" sentinel in GetRepliesWithFilledText, which would loop the post forever. Store as ". " so the data is preserved but no longer matches the sentinel.
+            if (replyText == ".")
+                replyText = ". ";
+
             try
             {
                 connection.Open();
 
                 //string sql = "UPDATE Notes SET replyText = @replyText WHERE rootBlogName = @rootBlogName AND PostID = @PostID AND noteBlogName = @noteBlogName AND TimeStamp = @TimeStamp AND Type = 'reply'";
                 // Match on (noteBlogName, TimeStamp ±5s) only - a reply by a given blog at a given timestamp is the same reply across the original post and every reblog of it, so this fans out across reblog chains in one shot. Tolerance absorbs the ~1s drift between what -collect stored and what mode=conversation returns now.
-                string sql = "UPDATE Notes SET replyText = @replyText, DateModified = @dateModified WHERE noteBlogName = @noteBlogName AND ABS(TimeStamp - @TimeStamp) <= 5 AND Type = 'reply' AND (replyText IS NULL OR replyText = '')";
+                // Only fan out to rows that match the SELECT criteria in GetRepliesWithFilledText (NULL/empty/legacy-'.'). Never overwrite '?' (confirmed-empty) or already-fetched text.
+                string sql = "UPDATE Notes SET replyText = @replyText, DateModified = @dateModified WHERE noteBlogName = @noteBlogName AND ABS(TimeStamp - @TimeStamp) <= 5 AND Type = 'reply' AND (replyText IS NULL OR replyText = '' OR replyText = '.')";
                 using (SQLiteCommand command = new SQLiteCommand(sql, connection))
                 {
                     command.Parameters.AddWithValue("@replyText", replyText ?? "?");