// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace Aspire.Cli.Utils;
 
internal sealed class OutputCollector
{
    private readonly CircularBuffer<(string Stream, string Line)> _lines = new(10000); // 10k lines.
    private readonly object _lock = new object();
 
    public void AppendOutput(string line)
    {
        lock (_lock)
        {
            _lines.Add(("stdout", line));
        }
    }
 
    public void AppendError(string line)
    {
        lock (_lock)
        {
            _lines.Add(("stderr", line));
        }
    }
 
    public IEnumerable<(string Stream, string Line)> GetLines()
    {
        lock (_lock)
        {
            return _lines.ToArray();
        }
    }
}