ReindexFts.cs

using System.Threading.Tasks;
using Waher.Script.Abstraction.Elements;
using Waher.Script.Model;
using Waher.Script.Objects;
 
namespace Waher.Script.FullTextSearch.Functions
{
    public class ReindexFts : FunctionOneScalarStringVariable
    {
        public ReindexFts(ScriptNode IndexCollection, int Start, int Length, Expression Expression)
            : base(IndexCollection, Start, Length, Expression)
        {
        }
 
        public override string FunctionName => nameof(ReindexFts);
 
        public override string[] DefaultArgumentNames => new string[] { "Index" };
 
        public override bool IsAsynchronous => true;
 
        public override IElement EvaluateScalar(string Argument, Variables Variables)
        {
            return base.EvaluateScalarAsync(Argument, Variables).Result;
        }
 
        public override async Task<IElement> EvaluateScalarAsync(string Argument, Variables Variables)
        {
            long NrObjects = await Waher.Persistence.FullTextSearch.Search.ReindexCollection(Argument);
 
            return new DoubleNumber(NrObjects);
        }
    }
}