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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using XenAdmin.Network;
using XenAdmin.Core;
using XenAPI;
using XenAdmin.Dialogs;
using System.Collections.ObjectModel;
using System.Windows.Forms;
namespace XenAdmin.Commands
{
///
/// Deconfigures Workload Balancing for the selected Pool.
///
internal class DisconnectWlbServerCommand : Command
{
private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
///
/// Initializes a new instance of this Command. The parameter-less constructor is required if
/// this Command is to be attached to a ToolStrip menu item or button. It should not be used in any other scenario.
///
public DisconnectWlbServerCommand()
{
}
protected override void ExecuteCore(SelectedItemCollection selection)
{
if (Helpers.FeatureForbidden(selection[0].XenObject, Host.RestrictWLB))
{
// Show upsell dialog
UpsellDialog dlg = new UpsellDialog(Messages.UPSELL_BLURB_WLB, InvisibleMessages.UPSELL_LEARNMOREURL_WLB);
dlg.ShowDialog(Parent);
return;
}
try
{
Dialogs.Wlb.DisableWLBDialog disableDialog = new XenAdmin.Dialogs.Wlb.DisableWLBDialog(string.Empty);
DialogResult dr = disableDialog.ShowDialog(MainWindow.ActiveForm);
if (dr == DialogResult.OK)
{
Actions.Wlb.DisableWLBAction action = new Actions.Wlb.DisableWLBAction(selection[0].PoolAncestor, true);
action.Completed += Program.MainWindow.action_Completed;
action.RunAsync();
Program.MainWindow.UpdateToolbars();
}
}
catch (Failure exn)
{
log.Error(exn, exn);
}
}
protected override bool CanExecuteCore(SelectedItemCollection selection)
{
//Removed for clearwater
if (selection.Any(s => Helpers.ClearwaterOrGreater(s.Connection)))
return false;
if (selection.Count == 1)
{
IXenConnection connection = selection[0].Connection;
Pool pool = selection[0].PoolAncestor;
bool inPool = pool != null;
return inPool && (Helpers.WlbConfigured(pool.Connection) || Helpers.FeatureForbidden(connection, Host.RestrictWLB));
}
return false;
}
protected override string GetCantExecuteReasonCore(SelectedItem item)
{
IXenConnection connection = item.Connection;
Host best_host = item.HostAncestor ?? (connection == null ? null : Helpers.GetMaster(connection));
bool george_or_greater = best_host != null && Helpers.GeorgeOrGreater(best_host);
return george_or_greater ? base.GetCantExecuteReasonCore(item) : string.Format(Messages.FEATURE_NOT_AVAILABLE_NEED_GEORGE, Messages.WLB);
}
}
}