namespace GB5Shared.GEF;

/// <summary>
/// A single observed signal about an entity (e.g. "no reply in 7 days", "pricing page revisited
/// 3 times"). Shared between GEF (consumed as <c>SupportingSignals</c> input to
/// <see cref="IGEFEngine.EvaluateAsync"/>) and SIP (<c>GB5Shared.SIP.ISIPSignalService</c>'s
/// <c>EmitSignalAsync</c>/<c>GetPatternSummaryAsync</c>) — one shape, deliberately not duplicated.
/// </summary>
public class SignalDTO
{
    public string SignalType { get; set; } = string.Empty;

    public string? Detail { get; set; }

    /// <summary>Qualitative strength, e.g. "strong"/"moderate"/"weak".</summary>
    public string Strength { get; set; } = string.Empty;

    public System.DateTime DetectedOn { get; set; }
}