// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.Operations;
 
namespace Microsoft.AspNetCore.Mvc.Api.Analyzers;
 
internal readonly struct ActualApiResponseMetadata
{
    private readonly int? _statusCode;
 
    public ActualApiResponseMetadata(IReturnOperation returnExpression, ITypeSymbol returnType)
    {
        ReturnOperation = returnExpression;
        ReturnType = returnType;
        _statusCode = null;
    }
 
    public ActualApiResponseMetadata(IReturnOperation returnExpression, int statusCode, ITypeSymbol? returnType)
    {
        ReturnOperation = returnExpression;
        _statusCode = statusCode;
        ReturnType = returnType;
    }
 
    public IReturnOperation ReturnOperation { get; }
 
    public int StatusCode => _statusCode ?? throw new ArgumentException("Status code is not available when IsDefaultResponse is true");
 
    public bool IsDefaultResponse => _statusCode == null;
 
    public ITypeSymbol? ReturnType { get; }
}