DynamicPropertyBestBetSelector.cs

/// <summary>
/// Best Bet Selector reacting on URLs that matches based on Segment
/// </summary>
public class DynamicPropertyBestBetSelector : IBestBetSelector, IDynamicData
{
    /// <summary>
  /// The Identity.ExternalId of the BestBet in the BestBetRepository, is stored as the IndexId
  ///             This links the indexed item (ElasticSearch) with the best bet in the BestBetRepository
  /// 
  /// </summary>
  public string IndexId { get; set; }

  public string Url { get; set; }

  /// <summary>
  /// Stores language for the external url best bet
  /// 
  /// </summary>
  public string Language { get; set; }

  public string Description
  {
    get
    {
      return string.Format("{0} ({1})", this.Url, this.IndexId);
    }
  }

  public Identity Id { get; set; }

  public Filter GetTargetSelectionFilter()
  {

    //Get the trip ID from our URL
    string segment = this.GetSegmentFromUrl(this.Url)
    return (Filter)new TermFilter("UrlSegment$$string", FieldFilterValue.Create(segment));
  }

  public bool Match(string documentId)
  {
    return this.IndexId.Equals(documentId, StringComparison.OrdinalIgnoreCase);
  }

  public string GetTargetKey()
  {
    return this.Url;
  }

  public IBestBetSelector Parse(string input, string language)
  {
    return new TripBestBetSelector()
    {
      Url = input,
      Language = language
    };
  }

  public bool SameTargetAs(IBestBetSelector selector)
  {
    TripBestBetSelector tripBestBetSelector = selector as TripBestBetSelector;

    if (tripBestBetSelector != null && tripBestBetSelector.Url != null)
    {
      if (this.Url != null)
      {
        try
        {
          return Uri.Compare(new Uri(this.Url, UriKind.Absolute), new Uri(tripBestBetSelector.Url, UriKind.Absolute), UriComponents.AbsoluteUri, UriFormat.SafeUnescaped, StringComparison.Ordinal) == 0;
        }
        catch (ArgumentException)
        {
          return false;
        }
        catch (UriFormatException)
        {
          return false;
        }
      }
    }

    return false;
  }

  /// <summary>
  /// Determine if the input is suited for being a Managed
  /// </summary>
  /// <param name="input"></param>
  /// <returns></returns>
  public static bool Suitable(string input)
  {
     //Determine if the URL is suited to be managed by our Selector - e.g. based on structure or pattern
  }

  private string GetSegmentFromUrl(string input)
  {
    //Extract the segment that identifies our index item. Could also be a key or something similar.
  }
}