RhSolutions-Api/RhSolutions.Api/Services/SleeveQueryModifier.cs

using System.Text.RegularExpressions;
using System.Text;
using Microsoft.AspNetCore.Http.Extensions;

namespace RhSolutions.Api.Services
{
    public class SleeveQueryModifier : IProductQueryModifier
    {
        private readonly string pattern = @"\b(16|20|25|32|40|50|63)\b";

        public bool TryQueryModify(IQueryCollection collection, out QueryString queryString)
        {
            queryString = QueryString.Empty;
            var query = collection["query"].ToString();
            if (string.IsNullOrEmpty(query))
            {
                return false;
            }
            var matches = Regex.Matches(query, pattern);
            StringBuilder sb = new();
            sb.Append("Монтажная гильза ");
            if (matches.Count > 0)
            {
                sb.Append(matches.First());
            }
            else
            {
                return false;
            }
            QueryBuilder qb = new()
            {
                {"query", sb.ToString() }
            };
            queryString = qb.ToQueryString();
            return true;
        }
    }
}