namespace RudderSdk.Core.Abstractions;

/// <summary>Severity of an SDK log message.</summary>
public enum RudderLogLevel
{
    /// <summary>Verbose diagnostics.</summary>
    Debug,

    /// <summary>Normal operational messages.</summary>
    Info,

    /// <summary>Recoverable problems worth investigating.</summary>
    Warning,

    /// <summary>Failures that broke an operation.</summary>
    Error
}

/// <summary>Optional sink for SDK diagnostics. Null by default (silent).</summary>
public interface IRudderLogger
{
    /// <summary>Writes one message at the given severity.</summary>
    void Log(RudderLogLevel level, string message);
}