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using System;
using System.Collections.Generic;
using XenAdmin.Core;
using XenAdmin.Network;
using XenAPI;


namespace XenAdmin.Actions
{
    public class CreateSriovAction : PureAsyncAction
    {
        XenAPI.Network newNetwork;
        private List<PIF> selectedPifs;

        public CreateSriovAction(IXenConnection connection, XenAPI.Network newNetwork, List<XenAPI.PIF> pifs)
            : base(connection,
                string.Format(Messages.NETWORK_ACTION_CREATING_NETWORK_TITLE, newNetwork.Name(), Helpers.GetName(connection)))
        {
            this.newNetwork = newNetwork;
            this.selectedPifs = pifs;
        }

        protected override void Run()
        {
            // Create the new network            
            XenRef<XenAPI.Network> networkRef = XenAPI.Network.create(Session, newNetwork);

            PIF pifOnMaster =null;
            foreach (PIF thePif in selectedPifs)
            {
                Host host = thePif.Connection.Resolve<XenAPI.Host>(thePif.host);
                if (host == null)
                    continue;

                if (host.IsMaster())
                {
                    pifOnMaster = thePif;
                    break;
                }
            }

            Connection.ExpectDisruption = true;

            // Enable SR-IOV network on Pool Master
            RelatedTask = Network_sriov.async_create(Session, pifOnMaster.opaque_ref, networkRef);
            PollToCompletion(0, 100);

            // Enable SR-IOV network on Pool Slaves
            selectedPifs.Remove(pifOnMaster);
            foreach (PIF thePif in selectedPifs)
            {
                Network_sriov.create(Session, thePif.opaque_ref, networkRef);
            }
        }

        protected override void Clean()
        {
            Connection.ExpectDisruption = false;
        }
    }
}