// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System.CommandLine;

namespace Microsoft.DotNet.Cli.Commands.Hidden.List.Reference;

internal sealed class ListReferenceCommandDefinition : ListReferenceCommandDefinitionBase
{
    public new const string Name = "reference";

    public readonly Argument<string> Argument = new("argument") { Arity = ArgumentArity.ZeroOrOne, Hidden = true };

    public ListReferenceCommandDefinition() : base(Name)
    {
        Arguments.Add(Argument);
    }

    public ListCommandDefinition Parent => (ListCommandDefinition)Parents.Single();

    internal override Option<string?>? GetFileOption() => null;

    internal override Option<string?>? GetProjectOption() => null;

    internal override Argument<string>? GetProjectOrFileArgument() => Parent.SlnOrProjectOrFileArgument;
}

internal abstract class ListReferenceCommandDefinitionBase : Command
{
    public ListReferenceCommandDefinitionBase(string name)
        : base(name, CommandDefinitionStrings.ReferenceListAppFullName)
    {
    }

    internal abstract Option<string?>? GetFileOption();

    internal abstract Option<string?>? GetProjectOption();

    internal abstract Argument<string>? GetProjectOrFileArgument();
}