namespace BotPages.Core.Logging;

/// <summary>
/// Вывод лога в консоль.
/// </summary>
public sealed class ConsoleLogger : ILogger
{
    /// <inheritdoc/>
    public void Log(LogLevel level, string message, Exception? ex = null)
    {
        var prefix = level switch
        {
            LogLevel.Info => "[INFO] ",
            LogLevel.Warn => "[WARN] ",
            LogLevel.Critical => "[CRIT] ",
            _ => "[LOG] "
        };

        string text = $"{DateTime.UtcNow:O} {prefix}{message}{(ex is null ? "" : $" :: {ex.Message}")}";

        if (level == LogLevel.Critical)
        {
            Console.Error.WriteLine(text);
        }
        else
        {
            Console.WriteLine(text);
        }
    }
}