FileAppenderDiagnosticLogger

using System;
using System.Globalization;
using System.IO;
using Sentry.Extensibility;
using Sentry.Protocol;

public class FileAppenderDiagnosticLogger : IDiagnosticLogger
{
    private readonly SentryLevel _minimalLevel;
    private readonly StreamWriter _writer;

    public FileAppenderDiagnosticLogger(SentryLevel minimalLevel)
    {
        _minimalLevel = minimalLevel;
        var fileName = Guid.NewGuid().ToString("n") + ".txt";
        _writer = new StreamWriter(fileName);
    }

    public bool IsEnabled(SentryLevel level) => level >= _minimalLevel;

    public void Log(SentryLevel logLevel, string message, Exception exception = null, params object[] args)
    {
        lock (_writer)
        {
            _writer.Write("{0} - {1}: ",DateTimeOffset.UtcNow.ToString("yyyy-MM-ddTHH\\:mm\\:ss.ffffZ", DateTimeFormatInfo.InvariantInfo), logLevel);
            _writer.Write("");
            _writer.Write(message, args);
            if (exception is Exception)
            {
                _writer.Write("Exception: ");
                _writer.Write(exception);
            }
            _writer.WriteLine();
            _writer.Flush();
        }
    }
}