// 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
 
#region Assembly Microsoft.VisualStudio.Debugger.Engine, Version=1.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a
// References\Debugger\v2.0\Microsoft.VisualStudio.Debugger.Engine.dll
 
#endregion
 
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using Microsoft.VisualStudio.Debugger.Evaluation.ClrCompilation;
 
namespace Microsoft.VisualStudio.Debugger.Clr
{
    public class DkmClrAppDomain
    {
        /// <summary>
        /// This keeps a mapping of the type to attributes. This is relatively expensive to calculate (lots of 
        /// allocations) hence we cache it here.
        /// </summary>
        /// <remarks>
        /// This is a concurrent dictionary instead of regular as other lazy init members in this area are done 
        /// in a thread aware fashion. It's unclear if this actually can be called concurrently or if it's a 
        /// legacy of the code we are mocking here. Using concurrent dictionary here out of an abundance of caution.
        /// </remarks>
        internal ConcurrentDictionary<Type, ReadOnlyCollection<DkmClrEvalAttribute>> TypeToEvalAttributesMap { get; }
 
        internal DkmClrAppDomain(DkmClrRuntimeInstance runtime)
        {
            RuntimeInstance = runtime;
            TypeToEvalAttributesMap = new ConcurrentDictionary<Type, ReadOnlyCollection<DkmClrEvalAttribute>>();
        }
 
        public DkmClrRuntimeInstance RuntimeInstance { get; }
 
        public DkmClrModuleInstance FindClrModuleInstance(Guid mvid)
        {
            return RuntimeInstance.FindClrModuleInstance(mvid);
        }
 
        public DkmClrModuleInstance[] GetClrModuleInstances()
        {
            return RuntimeInstance.Modules;
        }
    }
}