// 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.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using Microsoft.CodeAnalysis.Features.RQName.SimpleTree;
 
namespace Microsoft.CodeAnalysis.Features.RQName.Nodes
{
    internal class RQConstructedType : RQType
    {
        public readonly RQUnconstructedType DefiningType;
        public readonly ReadOnlyCollection<RQType> TypeArguments;
 
        public RQConstructedType(RQUnconstructedType definingType, IList<RQType> typeArguments)
        {
            DefiningType = definingType;
            TypeArguments = new ReadOnlyCollection<RQType>(typeArguments);
        }
 
        public override SimpleTreeNode ToSimpleTree()
        {
            var typeArgumentNodes = TypeArguments.Select(node => node.ToSimpleTree()).ToList();
            var typeParamsNode = new SimpleGroupNode(RQNameStrings.TypeParams, typeArgumentNodes);
            return new SimpleGroupNode(RQNameStrings.AggType, DefiningType.ToSimpleTree(), typeParamsNode);
        }
    }
}