XpandPwsh

0.34.6

Cmdlets/src/XpandPwsh.Cmdlets/Nuget/NugetExtensions.cs

                                using System;

using System.Collections.Generic;

using System.Reactive.Linq;

using System.Reactive.Threading.Tasks;

using System.Threading;

using NuGet.Common;

using NuGet.Configuration;

using NuGet.Protocol.Core.Types;

namespace XpandPwsh.Cmdlets.Nuget{

    internal static class NugetExtensions{

        public static IObservable<(string Id, Version Version)> SearchPackages(

            this List<Lazy<INuGetResourceProvider>> providers, string source, string searchTerm = null){

            var sourceRepository = new SourceRepository(new PackageSource(source), providers);

            return sourceRepository.GetResourceAsync<PackageSearchResource>().ToObservable()

                .Select(resource =>

                    resource.SearchAsync(searchTerm, new SearchFilter(false), 0, 1, NullLogger.Instance,

                        CancellationToken.None)).Concat()

                .SelectMany(metadatas => metadatas)

                .Select(metadata => (metadata.Identity.Id, metadata.Identity.Version.Version));

        }

        public static IObservable<(string Id, Version Version)> ListPackages(this List<Lazy<INuGetResourceProvider>> providers, string source,string searchTerm=null){

            var sourceRepository = new SourceRepository(new PackageSource(source), providers);

            return sourceRepository.GetResourceAsync<ListResource>().ToObservable()

                .Select(resource =>

                    resource.ListAsync(searchTerm, false, false, false, NullLogger.Instance, CancellationToken.None)

                        .ToObservable()).Concat()

                .Select(async => async.GetEnumeratorAsync().ToObservable()).Concat()

                .Where(metadata => metadata != null)

                .Select(metadata => (metadata.Identity.Id,metadata.Identity.Version.Version));

        }

    }

}