using System;
using Aitex.Sorter.Common;
using Aitex.Sorter.RT.EFEMs.Servers;

namespace Aitex.Sorter.RT.EFEMs.Tasks
{
    public class SetEventTask : CheckImp, ITask
    {
        public SetEventTask()
        {
            HasInfoMessage = false;
        }
        public bool Execute(out string result, params string[] args)
        {
            string device = DeviceName.System;

            EfemEventType type;
            if (!Enum.TryParse(args[0], out type))
            {
                result = PARAM_NG;
                return false;
            }

            EfemEventValue value;
            if (!Enum.TryParse(args[1], out value))
            {
                result = PARAM_NG;
                return false;
            }

            if (!Check<NoReadyPolicy>(device, out result))
            {
                return false;
            }
            if (!Check<MaintenancePolicy>(device, out result))
            {
                return false;
            }

            SystemServerModule entity = (SystemServerModule)GetEntity(device);

            entity.SetEvent(type, value);
            return true;
        }

        public bool? Monitor(out string result, params string[] args)
        {
            result = string.Empty;
            return true;
        }
    }

    public class QueryEventTask : CheckImp, ITask
    {
        public QueryEventTask()
        {
        }
        public bool Execute(out string result, params string[] args)
        {
            string device = DeviceName.System;
            EfemEventType type;
            if (!Enum.TryParse(args[0], out type))
            {
                result = PARAM_NG;
                return false;
            }

            if (!Check<NoReadyPolicy>(device, out result))
            {
                return false;
            }

            return true;
        }

        public bool? Monitor(out string result, params string[] args)
        {
            result = "ON";

            EfemEventType type;
            Enum.TryParse(args[0], out type);
            SystemServerModule entity = (SystemServerModule)GetEntity(DeviceName.System);

            if (entity.IsEventEnabled(type))
                result = string.Format("ON");
            else
                result = string.Format("OFF");
            return true;
        }
    }
}