// 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.ComponentModel;
using System.Runtime.CompilerServices;
using Microsoft.VisualStudio.Imaging;
using Microsoft.VisualStudio.Imaging.Interop;
using Microsoft.VisualStudio.LanguageServer.Protocol;
using Microsoft.VisualStudio.Text;
 
namespace Microsoft.VisualStudio.LanguageServices.DocumentOutline
{
    using SymbolKind = LanguageServer.Protocol.SymbolKind;
 
    internal sealed class DocumentSymbolData
    {
        public string Name { get; }
        public SymbolKind SymbolKind { get; }
        public SnapshotSpan RangeSpan { get; }
        public SnapshotSpan SelectionRangeSpan { get; }
        public ImmutableArray<DocumentSymbolData> Children { get; }
 
        public DocumentSymbolData(DocumentSymbol documentSymbol, SnapshotSpan rangeSpan, SnapshotSpan selectionRangeSpan, ImmutableArray<DocumentSymbolData> children)
        {
            Name = documentSymbol.Name;
            SymbolKind = documentSymbol.Kind;
            RangeSpan = rangeSpan;
            SelectionRangeSpan = selectionRangeSpan;
            Children = children;
        }
 
        private DocumentSymbolData(DocumentSymbolData documentSymbolData, ImmutableArray<DocumentSymbolData> children)
        {
            Name = documentSymbolData.Name;
            SymbolKind = documentSymbolData.SymbolKind;
            RangeSpan = documentSymbolData.RangeSpan;
            SelectionRangeSpan = documentSymbolData.SelectionRangeSpan;
            Children = children;
        }
 
        public DocumentSymbolData WithChildren(ImmutableArray<DocumentSymbolData> children)
            => new(this, children);
    }
}