//   SparkleShare, a collaboration and sharing tool.
//   Copyright (C) 2010  Hylke Bons <hylkebons@gmail.com>
//
//   This program is free software: you can redistribute it and/or modify
//   it under the terms of the GNU General Public License as published by
//   the Free Software Foundation, either version 3 of the License, or
//   (at your option) any later version.
//
//   This program is distributed in the hope that it will be useful,
//   but WITHOUT ANY WARRANTY; without even the implied warranty of
//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//   GNU General Public License for more details.
//
//   You should have received a copy of the GNU General Public License
//   along with this program. If not, see <http://www.gnu.org/licenses/>.


using System;
using System.Collections.Generic;
using System.IO;

namespace SparkleLib {

    public static class SparkleListenerFactory {

        private static List<SparkleWatcher> watchers = new List<SparkleWatcher> ();


        public static SparkleWatcher CreateWatcher (string path_to_watch)
        {
            path_to_watch = Path.GetDirectoryName (path_to_watch);

            foreach (SparkleWatcher watcher in watchers) {
                if (watcher.Path.Equals (path_to_watch)) {
                    SparkleHelpers.DebugInfo ("WatcherFactory",
                        "Refered to existing watcher for " + path_to_watch);

                    return watcher;
                }
            }

            watchers.Add (new SparkleWatcher (path_to_watch));

            SparkleHelpers.DebugInfo ("WatcherFactory",
                "Issued new watcher for " + path_to_watch);

            return watchers [watchers.Count - 1];
        }
    }
}