﻿// 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 Microsoft.CodeAnalysis.Editor.Implementation.InlineRename.HighlightTags;
using Microsoft.VisualStudio.Text;
using Microsoft.VisualStudio.Text.Tagging;
using Roslyn.Utilities;

namespace Microsoft.CodeAnalysis.Editor.Implementation.InlineRename
{
    internal sealed partial class RenameTagger(ITextBuffer buffer, InlineRenameService renameService) : AbstractRenameTagger<ITextMarkerTag>(buffer, renameService)
    {
        protected override bool TryCreateTagSpan(SnapshotSpan span, RenameSpanKind type, out TagSpan<ITextMarkerTag> tagSpan)
        {
            ITextMarkerTag tagKind;
            switch (type)
            {
                case RenameSpanKind.Reference:
                    tagKind = RenameFieldBackgroundAndBorderTag.Instance;
                    break;
                case RenameSpanKind.UnresolvedConflict:
                    tagKind = RenameConflictTag.Instance;
                    break;
                case RenameSpanKind.Complexified:
                    tagKind = RenameFixupTag.Instance;
                    break;
                default:
                    throw ExceptionUtilities.UnexpectedValue(type);
            }

            tagSpan = new TagSpan<ITextMarkerTag>(span, tagKind);
            return true;
        }
    }
}
