// 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.Collections.Immutable;
using System.Linq;
using Microsoft.CodeAnalysis.Editor.Shared.Extensions;
using Microsoft.CodeAnalysis.QuickInfo.Presentation;
 
namespace Microsoft.CodeAnalysis.Editor.Implementation.IntelliSense;
 
internal static class PresentationExtensions
{
    internal static ImmutableArray<object> ToInteractiveVsTextAdornments(
        this ImmutableArray<TaggedText> taggedTexts,
        INavigationActionFactory? navigationActionFactory)
        => taggedTexts.ToInteractiveTextElements(navigationActionFactory).SelectAsArray(ToVsElement);
 
    public static VisualStudio.Text.Adornments.ImageElement ToVsElement(this QuickInfoGlyphElement element)
        => new(element.Glyph.GetImageId());
 
    public static VisualStudio.Text.Adornments.ClassifiedTextRun ToVsRun(this QuickInfoClassifiedTextRun run)
        => run.NavigationAction is not null
            ? new(run.ClassificationTypeName, run.Text, run.NavigationAction, run.Tooltip, (VisualStudio.Text.Adornments.ClassifiedTextRunStyle)run.Style)
            : new(run.ClassificationTypeName, run.Text, (VisualStudio.Text.Adornments.ClassifiedTextRunStyle)run.Style);
 
    public static VisualStudio.Text.Adornments.ClassifiedTextElement ToVsElement(this QuickInfoClassifiedTextElement element)
        => new(element.Runs.Select(ToVsRun));
 
    public static VisualStudio.Text.Adornments.ContainerElement ToVsElement(this QuickInfoContainerElement element)
        => new((VisualStudio.Text.Adornments.ContainerElementStyle)element.Style, element.Elements.Select(ToVsElement));
 
    public static object ToVsElement(this QuickInfoElement value)
        => value switch
        {
            QuickInfoGlyphElement element => element.ToVsElement(),
            QuickInfoContainerElement element => element.ToVsElement(),
            QuickInfoClassifiedTextElement element => element.ToVsElement(),
 
            _ => value
        };
}