DFO 4.0.0 - 9 Indexing Assets with Optimizely Find

using Digizuite.Models;
using Digizuite.Optimizely;
using EPiServer.Find.Cms;
using EPiServer.ServiceLocation;
using EPiServer.Web;
using System.Globalization;

namespace AlloyDevSiteNet6.Business
{
[ServiceConfiguration(typeof(IReindexInformation), Lifecycle = ServiceInstanceScope.Singleton)]
public class DigizuiteReindexInformation : IReindexInformation
{
public IDigizuiteClient Client { get; set; }
public DigizuiteReindexInformation(IDigizuiteClient client)
{
this.Client = client;
}

public IEnumerable<ReindexTarget> ReindexTargets
{
get
{
var languages = Client.Languages.Select(lang => new CultureInfo(lang.LanguageCode)).ToList();

var facets = new List<FacetRequest>()
{
new FacetRequest()
{
FacetMode = FacetMode.QueryOnly,
Recursive = true,
SearchKey = "assetType",
Values = new List<string>{"image"}
}
};
var assets = Client.FindGetAll(facets).GetAwaiter().GetResult();

return new List<ReindexTarget>()
{
new ReindexTarget
{
ContentLinks = assets,
Languages = languages,
SiteDefinition = SiteDefinition.Empty
}
};
}
}

public ContentReference Root
{
get
{
return DigizuiteContentProvider.GetEntryPoint();
}
}
}
}