DayTimeDurationLiteral.cs

using System;
using Waher.Content.Semantic.Ontologies;
using Waher.Runtime.Inventory;
 
namespace Waher.Content.Semantic.Model.Literals
{
    public class DayTimeDurationLiteral : SemanticLiteral
    {
        public DayTimeDurationLiteral()
            : base()
        {
        }
 
        public DayTimeDurationLiteral(Duration Value)
            : base(Value, Value.ToString())
        {
        }
 
        public DayTimeDurationLiteral(Duration Value, string StringValue)
            : base(Value, StringValue)
        {
        }
 
        public const string TypeUri = XmlSchema.Namespace + "dayTimeDuration";
 
        public override string StringType => TypeUri;
 
        public override Grade Supports(Type ValueType)
        {
            return ValueType == typeof(Duration) ? Grade.Barely : Grade.NotAtAll;
        }
 
        public override ISemanticLiteral Parse(string Value, string DataType, string Language)
        {
            if (Duration.TryParse(Value, out Duration d))
                return new DayTimeDurationLiteral(d, Value);
            else
                return new CustomLiteral(Value, DataType, Language);
        }
 
        public override ISemanticLiteral Encapsulate(object Value)
        {
            if (Value is Duration Typed)
                return new DayTimeDurationLiteral(Typed);
            else
                return new StringLiteral(Value?.ToString() ?? string.Empty);
        }
 
        public override bool Equals(object obj)
        {
            return obj is DayTimeDurationLiteral Typed &&
                Typed.StringValue == this.StringValue;
        }
 
        public override int GetHashCode()
        {
            return this.StringValue.GetHashCode();
        }
    }
}