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 * with or without modification, are permitted provided 
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 * 
 * *   Redistributions of source code must retain the above 
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 *     following disclaimer. 
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 *     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 
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 */

using XenAdmin.Core;
using XenAPI;


namespace XenAdmin.Actions
{
    public class UpdateIntegratedGpuPassthroughAction : PureAsyncAction
    {
        private bool enable;

        public UpdateIntegratedGpuPassthroughAction(Host host, bool enableOnNextReboot, bool suppressHistory)
            : base(host.Connection, string.Format(Messages.ACTION_UPDATE_INTEGRATED_GPU_PASSTHROUGH_TITLE, host.Name()), null, suppressHistory)
        {
            Host = host;
            enable = enableOnNextReboot;
        }

        protected override void Run()
        {
            this.Description = Messages.UPDATING_PROPERTIES;

            RelatedTask = enable 
                ? Host.async_enable_display(Session, Host.opaque_ref) 
                : Host.async_disable_display(Session, Host.opaque_ref);

            PollToCompletion(0, 50);

            var pGpu = Host.SystemDisplayDevice();
            if (pGpu != null)
            {
                RelatedTask = enable 
                    ? PGPU.async_enable_dom0_access(Session, pGpu.opaque_ref) 
                    : PGPU.async_disable_dom0_access(Session, pGpu.opaque_ref);
                PollToCompletion(50, 100);
            }
            PercentComplete = 100;
            Description = string.Format(Messages.UPDATED_PROPERTIES, Helpers.GetName(Host).Ellipsise(50));
        }
    }
}