/* Copyright (c) Citrix Systems, Inc. 
 * All rights reserved. 
 * 
 * Redistribution and use in source and binary forms, 
 * with or without modification, are permitted provided 
 * that the following conditions are met: 
 * 
 * *   Redistributions of source code must retain the above 
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 *     following disclaimer. 
 * *   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 THE COPYRIGHT HOLDERS AND 
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 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
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 */

using System;
using System.Collections.Generic;
using XenAPI;


namespace XenAdmin.Actions
{
    public class CleanupDiskSpaceAction : PureAsyncAction
    {
        private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);

        private readonly Pool_patch excludedPatch;

        public CleanupDiskSpaceAction(Host host, Pool_patch excludedPatch, bool suppressHistory)
            : base(host.Connection, Messages.ACTION_CLEANUP_DISK_SPACE_TITLE, "", suppressHistory)
        {
            if (host == null)
                throw new ArgumentNullException("host");
            Host = host;
            this.excludedPatch = excludedPatch;
        }

        protected override void Run()
        {
            Description = String.Format(Messages.ACTION_CLEANUP_DISK_SPACE_DESCRIPTION, Host.Name());
            try
            {
                var args = new Dictionary<string, string>();
                if (excludedPatch != null)
                    args.Add("exclude", excludedPatch.uuid);

                Result = Host.call_plugin(Session, Host.opaque_ref, "disk-space", "cleanup_disk_space", args);
                if (Result.ToLower() == "true")
                    Description = String.Format(Messages.ACTION_CLEANUP_DISK_SPACE_SUCCESS, Host.Name());
            }
            catch (Failure failure)
            {
                log.WarnFormat("Plugin call disk-space.cleanup_disk_space() on {0} failed with {1}", Host.Name(),
                               failure.Message);
                throw;
            }
        }
    }
}