DateTimeParameterValueRenderer.cs

using System;
using System.ComponentModel.Design;
using System.Threading.Tasks;
using Waher.Runtime.Inventory;
 
namespace Waher.Networking.XMPP.Contracts.HumanReadable.InlineElements.ValueRendering
{
    public class DateTimeParameterValueRenderer : ParameterValueRenderer
    {
        public DateTimeParameterValueRenderer()
            : base()
        {
        }
 
        public override Grade Supports(object Value)
        {
            return Value is DateTime ? Grade.Ok : Grade.NotAtAll;
        }
 
        public override async Task<string> ToString(object Value, string Language,
            MarkdownSettings Settings)
        {
            if (Value is DateTime TP)
            {
                if (TP.TimeOfDay == TimeSpan.Zero)
                    return TP.ToShortDateString();
 
                string s = await base.ToString(Value, Language, Settings);
 
                if (TP.Kind == DateTimeKind.Utc)
                    s += " (UTC)";
 
                return s;
            }
            else
                return await base.ToString(Value, Language, Settings);
        }
    }
}