//
// OrderByTime.cs
//
// Author:
//   Stephane Delcroix <sdelcroix@src.gnome.org>
//
// Copyright (C) 2008 Novell, Inc.
// Copyright (C) 2008 Stephane Delcroix
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;

namespace FSpot.Query
{
	public class OrderByTime : IQueryCondition, IOrderCondition
	{
		public static OrderByTime OrderByTimeAsc = new OrderByTime (true);
		public static OrderByTime OrderByTimeDesc = new OrderByTime (false);

		public bool Asc { get; private set; }

		public OrderByTime (bool asc)
		{
			Asc = asc;
		}

		public string SqlClause ()
		{
			// filenames must always appear in alphabetical order if times are the same
			return string.Format (" time {0}, filename ASC ", Asc ? "ASC" : "DESC");
		}
	}
}
