// 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.
 
#nullable disable
 
using System;
using System.ComponentModel.Composition;
using Microsoft.CodeAnalysis.Host.Mef;
using Microsoft.VisualStudio.InteractiveWindow;
using Microsoft.VisualStudio.Text;
using Microsoft.VisualStudio.Text.Editor;
using Microsoft.VisualStudio.Utilities;
using Roslyn.Test.Utilities;
 
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Interactive;
 
[Export(typeof(IInteractiveWindowEditorFactoryService))]
internal sealed class TestInteractiveWindowEditorFactoryService : IInteractiveWindowEditorFactoryService
{
    public const string ContentType = "text";
 
    private readonly ITextBufferFactoryService _textBufferFactoryService;
    private readonly ITextEditorFactoryService _textEditorFactoryService;
    private readonly IContentTypeRegistryService _contentTypeRegistry;
 
    [ImportingConstructor]
    [Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
    public TestInteractiveWindowEditorFactoryService(ITextBufferFactoryService textBufferFactoryService, ITextEditorFactoryService textEditorFactoryService, IContentTypeRegistryService contentTypeRegistry)
    {
        _textBufferFactoryService = textBufferFactoryService;
        _textEditorFactoryService = textEditorFactoryService;
        _contentTypeRegistry = contentTypeRegistry;
    }
 
    IWpfTextView IInteractiveWindowEditorFactoryService.CreateTextView(IInteractiveWindow window, ITextBuffer buffer, ITextViewRoleSet roles)
    {
        WpfTestRunner.RequireWpfFact($"Creates an {nameof(IWpfTextView)} in {nameof(TestInteractiveWindowEditorFactoryService)}");
 
        var textView = _textEditorFactoryService.CreateTextView(buffer, roles);
        return _textEditorFactoryService.CreateTextViewHost(textView, false).TextView;
    }
 
    ITextBuffer IInteractiveWindowEditorFactoryService.CreateAndActivateBuffer(IInteractiveWindow window)
    {
        if (!window.Properties.TryGetProperty(typeof(IContentType), out IContentType contentType))
        {
            contentType = _contentTypeRegistry.GetContentType(ContentType);
        }
 
        return _textBufferFactoryService.CreateTextBuffer(contentType);
    }
}