///
/// Copyright (c) 2020 Sensus Slovensko a.s.
///
using System;
using log4net;
using TBF.Boxes;

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

		/// Set by the constructor
        readonly Analyzer analyzer;

        /// Measured value
        FloatBox conductivity;     /// [uS/cm] electrical conductivity of water

		/// <summary>
		/// Events:  LevelDone or Error
		/// </summary>
		/// <param name="analyzer">Water level meter reference</param>
		/// <param name="conduct">Reference to the measured level variable, value is in mm</param>
		/// <param name="eventDone">Event to be returned by Run() when completed OK</param>
        public ReadConductivityOp(Analyzer analyzer, ref FloatBox conduct)
        {
            if (analyzer == null) throw new ArgumentNullException("analyzer");
            this.analyzer = analyzer;
            this.conductivity = conduct;

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


		/// <summary>Start this operation</summary>
		public void Start()
        {
            conductivity.Val = analyzer.ReadConductivity();
        }

		/// <summary>Run this operation</summary>
		/// <returns>
        ///		Event.ConductivityDone
		/// </returns>
		public Event Run()
		{
            conductivity.Val = analyzer.ReadConductivity();
            return Event.ConductivityDone;
		}

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