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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System;
using System.Collections.Immutable;
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.CodeLens;
using Microsoft.VisualStudio.Language.CodeLens;
using Microsoft.VisualStudio.Language.CodeLens.Remoting;
namespace Microsoft.VisualStudio.LanguageServices.CodeLens;
/// <summary>
/// Provide information related to VS/Roslyn to CodeLens OOP process
/// </summary>
internal interface ICodeLensContext
{
Task<ImmutableDictionary<Guid, string>> GetProjectVersionsAsync(ImmutableArray<Guid> projectGuids, CancellationToken cancellationToken);
/// <summary>
/// Get reference count of the given descriptor
/// </summary>
Task<ReferenceCount?> GetReferenceCountAsync(
CodeLensDescriptor descriptor, CodeLensDescriptorContext descriptorContext, ReferenceCount? previousCount, CancellationToken cancellationToken);
/// <summary>
/// get reference location descriptor of the given descriptor
/// </summary>
Task<(string projectVersion, ImmutableArray<ReferenceLocationDescriptor> references)?> FindReferenceLocationsAsync(
CodeLensDescriptor descriptor, CodeLensDescriptorContext descriptorContext, CancellationToken cancellationToken);
/// <summary>
/// Given a document and syntax node, returns a collection of locations of methods that refer to the located node.
/// </summary>
Task<ImmutableArray<ReferenceMethodDescriptor>?> FindReferenceMethodsAsync(
CodeLensDescriptor descriptor, CodeLensDescriptorContext descriptorContext, CancellationToken cancellationToken);
}
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