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

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

        private readonly string action;

        protected VMEnlightenmentAction(VM vm, string action, string title, string description, bool suppressHistory)
            : base(vm.Connection, title, description, suppressHistory)
        {
            VM = vm;
            this.action = action;
            ApiMethodsToRoleCheck.Add("host.call_plugin");
        }

        protected override void Run()
        {
            var host = Helpers.GetCoordinator(Connection);

            var args = new Dictionary<string, string> { { "vmuuid", VM.uuid } };
            Result = Host.call_plugin(Session, host.opaque_ref, "xscontainer", action, args);

            if (Result.ToLower().StartsWith("true"))
                Description = Messages.ACTION_STATUS_SUCCEEDED;
            else
            {
                Exception = new Exception(Result ?? Messages.ERROR_UNKNOWN);
                log.WarnFormat("Plugin call xscontainer.{0}({1}) on {2} failed with {3}", action, VM.uuid, Host.Name(), Exception.Message);
            }
        }
    }

    public class EnableVMEnlightenmentAction : VMEnlightenmentAction
    {
        public EnableVMEnlightenmentAction(VM vm, bool suppressHistory)
            : base(vm, "register", string.Format(Messages.ACTION_ENABLE_VM_ENLIGHTENMENT_TITLE, vm.Name()), 
                Messages.ACTION_ENABLE_VM_ENLIGHTENMENT_DESCRIPTION, suppressHistory)
        { }
    }

    public class DisableVMEnlightenmentAction : VMEnlightenmentAction
    {
        public DisableVMEnlightenmentAction(VM vm, bool suppressHistory)
            : base(vm, "deregister", string.Format(Messages.ACTION_DISABLE_VM_ENLIGHTENMENT_TITLE, vm.Name()), 
                Messages.ACTION_DISABLE_VM_ENLIGHTENMENT_DESCRIPTION, suppressHistory)
        { }
    }
}