///
/// Copyright (c) 2019 Sensus Slovensko a.s.
///
using System;
using log4net;

namespace TBF.BenchControl.Elde
{
    class StopFlowRegulationOp : IOperation
    {
		private static readonly ILog log = LogManager.GetLogger(typeof(StopFlowRegulationOp));
        public override string ToString() { return string.Format("StopFlowRegulationOp(.)"); }

		/// Set by the constructor
		readonly ControlBoardDev controlBoard;
        readonly int flowMeterNr;

		/// <summary>
        /// Stop the previous control board operation (diverter, gate, etc.)
		/// Events:  None or PreviousStopped
		/// </summary>
        /// <param name="controlBoardDev">Control board component reference</param>
        public StopFlowRegulationOp(ControlBoardDev controlBoardDev, OutputPath outputPath)
        {
			if (controlBoardDev == null) throw new ArgumentNullException("controlBoardDev");
			this.controlBoard = controlBoardDev;

            if (outputPath.FlowMeter == null) throw new ArgumentNullException("Flow meter is missing");
            flowMeterNr = outputPath.FlowMeter.Idx1;

			log.Debug(this.ToString());
        }


        void SendStopFlowRegulationCommand()
        {
            controlBoard.SyncRoute();
            controlBoard.SendCommand(Command.Stop, flowMeterNr, 0, 0, 0, StopDevs.RegValveRegulation);
        }


		/// <summary>Start this operation</summary>
		public void Start()
        {
            SendStopFlowRegulationCommand();
        }


		/// <summary>Run this operation</summary>
		/// <returns>Event.FlowRegulationStopped</returns>
		public Event Run()
		{
            return Event.FlowRegulationStopped;
		}


		/// <summary>Stop this operation</summary>
		public void Stop()
		{
		}
	}
}