using System;
using System.IO;
using System.Xml.Serialization;
using TBF.BenchControl.Generic;

namespace TBF.BenchControl.Elde.FlowMeter
{
    public class FlowMeterCfg : ComponentCfgBase, Generic.IChildComponentCfg
	{
		public int Position;			/// 1..5
                                        
        public float NominalFlow;       /// Nominal flow in m3/h at output frequency 2000 Hz
										
		/// Parameterless constructor
		public FlowMeterCfg()
		{
		}

		/// <summary>
		/// Flow meter configuration parameters
		/// </summary>
		/// <param name="name">Flow meter name</param>
		/// <param name="position">Position on the control board 1..5</param>
		public FlowMeterCfg(IComponentFactory factory, string name, string parentName, int position, float nominalFlow)
            : base(factory, name, parentName)
        {
			if (position < 1 || position > 5) throw new ArgumentOutOfRangeException("position");
			this.Position = position;
            this.NominalFlow = nominalFlow;
		}

		public IComponentCfg Clone()
		{
			return new FlowMeterCfg(Factory, Name, ParentName, Position, NominalFlow);
		}

		public string ToString(int i)
		{
			return string.Format("position={0}, nominalFlow={1}", Position, NominalFlow);
		}

		public TBF.Entities.Component CreateDbEntity()
		{
			using (var writer = new StringWriter())
			{
				(new XmlSerializer(GetType())).Serialize(writer, this);
                return Entities.Component.CreateFromCfg(Name, Factory.ClassName, ParentName, ItemNr, DebugLevel, LogLevel, writer.ToString());
			}
		}

		public static IComponentCfg CreateFromDbEntity(Entities.Component component, IComponentFactory factory)
		{
			using (var reader = new StringReader(component.Parameters))
			{
                FlowMeterCfg config = (FlowMeterCfg)(new XmlSerializer(typeof(FlowMeterCfg))).Deserialize(reader);
                config.InitCfgBaseFromEntity(component, factory);
                return config;
			}
		}
	}
}