#region
/* -----------------------------------------------------------------------
 * <copyright file="WorkflowState.cs" company="GRNet">
 * 
 * Copyright 2011-2012 GRNET S.A. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or
 * without modification, are permitted provided that the following
 * conditions are met:
 *
 *   1. Redistributions of source code must retain the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following
 *      disclaimer in the documentation and/or other materials
 *      provided with the distribution.
 *
 *
 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * The views and conclusions contained in the software and
 * documentation are those of the authors and should not be
 * interpreted as representing official policies, either expressed
 * or implied, of GRNET S.A.
 * </copyright>
 * -----------------------------------------------------------------------
 */
#endregion
using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using System.IO;
using System.Linq;
using System.Text;
using Pithos.Interfaces;
using Pithos.Network;

namespace Pithos.Core
{
    public class WorkflowState
    {
        public bool IsCreation { get; set; }
        public object Originator { get; set; }
        public AccountInfo AccountInfo { get; set; }

        public string Path { get; set; }
        public string FileName { get; set; }
        
        public string OldPath { get; set; }
        public string OldFileName{ get; set; }

        public WatcherChangeTypes TriggeringChange { get; set; }
        public FileStatus Status { get; set; }
        
        public bool Skip { get; set; }

        public string Hash { get; set; }        
        public string LastUpdateHash { get; set; }
        public string ETag { get; set; }

/*
        public WorkflowState(AccountInfo accountInfo)
        {
            AccountInfo = accountInfo;
        }
*/

        public WorkflowState(object originator)
        {
            Originator = originator;
        }

        public WorkflowState(AccountInfo accountInfo, FileState state)
        {
            if (accountInfo==null)
                throw new ArgumentNullException("accountInfo");
            if (state==null)
                throw new ArgumentNullException("state");
            Contract.EndContractBlock();

            Originator = "Restart";
            AccountInfo = accountInfo;
            Path = state.FilePath.ToLower();
            FileName = System.IO.Path.GetFileName(state.FilePath).ToLower();
            Hash = state.Checksum;
            ETag = state.ETag;
            Status = (state.OverlayStatus ?? FileOverlayStatus.Unversioned) == FileOverlayStatus.Unversioned
                         ? FileStatus.Created
                         : state.FileStatus.Value;
            TriggeringChange =
                state.OverlayStatus == FileOverlayStatus.Unversioned
                    ? WatcherChangeTypes.Created
                    : WatcherChangeTypes.Changed;
        }

    }
}