// <copyright file="LogContextManager.cs" company="Selenium Committers">
// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
// </copyright>

using System.Diagnostics.CodeAnalysis;
using System.Threading;

#nullable enable

namespace OpenQA.Selenium.Internal.Logging
{
    internal class LogContextManager
    {
        private readonly AsyncLocal<ILogContext?> _currentAmbientLogContext = new AsyncLocal<ILogContext?>();

        public LogContextManager()
        {
            var defaulConsoleLogHandler = new ConsoleLogHandler();

            GlobalContext = new LogContext(LogEventLevel.Info, null, null, new[] { defaulConsoleLogHandler });
        }

        public ILogContext GlobalContext { get; }

        [AllowNull]
        public ILogContext CurrentContext
        {
            get => _currentAmbientLogContext.Value ?? GlobalContext;
            set => _currentAmbientLogContext.Value = value;
        }
    }
}
