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


namespace XenAdmin.Actions
{
    public class CreateVMPolicy : AsyncAction
    {
        private VMSS _record;
        private List<VM> _vms;
        private bool _runNow = false;
        public CreateVMPolicy(VMSS record, List<VM> vms, bool runNow)
            : base(record.Connection, Messages.CREATE_POLICY)
        {
            _record = record;
            _vms = vms;
            _runNow = runNow;
            Pool = Helpers.GetPool(record.Connection);
            ApiMethodsToRoleCheck.Add("VMSS.async_create");
            ApiMethodsToRoleCheck.Add("VM.set_snapshot_schedule");
            ApiMethodsToRoleCheck.Add("VMSS.snapshot_now");
        }

        protected override void Run()
        {
            Description = string.Format(Messages.CREATING_VMSS, _record.Name());
            RelatedTask = VMSS.async_create(Session, _record);
            PollToCompletion();
            var vmssref = new XenRef<VMSS>(Result);
            Connection.WaitForCache(vmssref);
            foreach (var selectedVM in _vms)
            {
                VM.set_snapshot_schedule(Session, selectedVM.opaque_ref, vmssref.opaque_ref);
            }

            Tick(60, string.Format(Messages.CREATED_VMSS, _record.Name()));

            if (_runNow)
                VMSS.snapshot_now(Session, vmssref);
            PercentComplete = 100;
        }
    }
}