Add in mark as reaad button to list view, use ajax to preform the action without page refresh.

internal/platform/services/messages/service.go

@@ -277,3 +277,25 @@ func (s *Service) Unarchive(userID, id int64) error {
 	}
 	return nil
 }
+
+func (s *Service) MarkRead(userID, id int64) error {
+	ctx, cancel := context.WithTimeout(context.Background(), s.Timeout)
+	defer cancel()
+
+	q := `
+        UPDATE user_messages
+        SET is_read = 1
+        WHERE id = ? AND recipientId = ?
+    `
+	q = s.bind(q)
+
+	res, err := s.DB.ExecContext(ctx, q, id, userID)
+	if err != nil {
+		return err
+	}
+	n, _ := res.RowsAffected()
+	if n == 0 {
+		return sql.ErrNoRows
+	}
+	return nil
+}