using IStation.Epanet.Enums;
using System.Collections.Generic;

namespace IStation.Epanet.Network.Structures
{

    ///<summary>Hydraulic node structure  (junction)</summary>

    public abstract class Node : Element
    {
        protected Node(string name) : base(name)
        {
            Coordinate = EnPoint.Invalid;
        }

        #region Overrides of Element

        public override ElementType ElementType => ElementType.NODE;

        #endregion

        public abstract void ConvertUnits(Network nw);

        public Demand PrimaryDemand { get; } = new Demand(0, null);

        public virtual NodeType NodeType => NodeType.Junction;

        ///<summary>Node position.</summary>
        public EnPoint Coordinate { get; set; }

        ///<summary>Node elevation(foot).</summary>
        public double Elevation { get; set; }

        ///<summary>Node demand list.</summary>
        public List<Demand> Demands { get; } = new List<Demand>(1);

        ///<summary>Water quality source.</summary>
        public QualSource QualSource { get; set; }

        ///<summary>Initial species concentrations.</summary>
        public double C0 { get; set; }

        ///<summary>Emitter coefficient.</summary>
        public double Ke { get; set; }

        ///<summary>Node reporting flag.</summary>
        public bool RptFlag { get; set; }




#if NUCONVERT

        public double GetNuElevation(UnitsType units)
        {
            return NUConvert.RevertDistance(units, Elevation);
        }

        public void SetNuElevation(UnitsType units, double elev)
        {
            Elevation = NUConvert.ConvertDistance(units, elev);
        }

#endif

    }

}