Argument.cs

using System;
using System.Threading.Tasks;
using System.Xml;
using TAG.Simulator.ObjectModel.Values;
using Waher.Content.Xml;
 
namespace TAG.Simulator.ObjectModel.Activities
{
    public class Argument : SimulationNodeChildren, IValueRecipient
    {
        private IValue value = null;
        private string name;
 
        public Argument(ISimulationNode Parent, Model Model)
            : base(Parent, Model)
        {
        }
 
        public Argument(ISimulationNode Parent, Model Model, string Name, Waher.Script.Expression Value)
            : base(Parent, Model)
        {
            this.name = Name;
            this.AddChild(new Script(this, Model, Value));
        }
 
        public Argument(ISimulationNode Parent, Model Model, string Name, System.DateTime Value)
            : base(Parent, Model)
        {
            this.name = Name;
            this.AddChild(new Values.DateTime(this, Model, Value));
        }
 
        public Argument(ISimulationNode Parent, Model Model, string Name, Waher.Content.Duration Value)
            : base(Parent, Model)
        {
            this.name = Name;
            this.AddChild(new Duration(this, Model, Value));
        }
 
        public Argument(ISimulationNode Parent, Model Model, string Name, double Value)
            : base(Parent, Model)
        {
            this.name = Name;
            this.AddChild(new Number(this, Model, Value));
        }
 
        public Argument(ISimulationNode Parent, Model Model, string Name, string Value)
            : base(Parent, Model)
        {
            this.name = Name;
            this.AddChild(new Values.String(this, Model, Value));
        }
 
        public Argument(ISimulationNode Parent, Model Model, string Name, TimeSpan Value)
            : base(Parent, Model)
        {
            this.name = Name;
            this.AddChild(new Time(this, Model, Value));
        }
 
        public override string LocalName => nameof(Argument);
 
        public string Name => this.name;
 
        public IValue Value => this.value;
 
        public override ISimulationNode Create(ISimulationNode Parent, Model Model)
        {
            return new Argument(Parent, Model);
        }
 
        public override Task FromXml(XmlElement Definition)
        {
            this.name = XML.Attribute(Definition, "name");
 
            return base.FromXml(Definition);
        }
 
        public void Register(IValue Value)
        {
            if (this.value is null)
                this.value = Value;
            else
                throw new Exception("Argument already has a value defined.");
        }
 
    }
}