using OpenCvSharp;

namespace AIFotoONLUS.Core
{
    /// <summary>
    /// Configuration options that control model file locations, input sizes
    /// and runtime thresholds used by <see cref="NumberRecognitionEngine"/>.
    /// </summary>
    public class ModelConfiguration
    {
        /// <summary>
        /// Path to the Darknet configuration (.cfg) file for the detection network.
        /// </summary>
        public string DetectionCfg { get; set; } = "models/detection.cfg";

        /// <summary>
        /// Path to the Darknet weights (.weights) file for the detection network.
        /// </summary>
        public string DetectionWeights { get; set; } = "models/detection.weights";

        /// <summary>
        /// Path to the Darknet configuration (.cfg) file for the recognition network.
        /// </summary>
        public string RecognitionCfg { get; set; } = "models/recognition.cfg";

        /// <summary>
        /// Path to the Darknet weights (.weights) file for the recognition network.
        /// </summary>
        public string RecognitionWeights { get; set; } = "models/recognition.weights";

        /// <summary>
        /// Confidence threshold used to filter out low-probability detections.
        /// </summary>
        public double ConfidenceThreshold { get; set; } = 0.5;

        /// <summary>
        /// Non-maximum suppression (NMS) IoU threshold used to remove overlapping
        /// detection boxes.
        /// </summary>
        public double NmsThreshold { get; set; } = 0.4;

        /// <summary>
        /// Input size used when preparing the blob for the detection network.
        /// </summary>
        public Size DetectionInputSize { get; set; } = new Size(416, 416);

        /// <summary>
        /// Input size used when preparing the blob for the recognition network.
        /// </summary>
        public Size RecognitionInputSize { get; set; } = new Size(140, 120);

        /// <summary>
        /// Labels representing digit classes in the recognition model. The order
        /// must match the class ordering used by the trained recognition network.
        /// </summary>
        public string[] NumberClasses { get; set; } = new[] { "0", "1", "2", "3", "4", "5", "6", "7", "8", "9" };

        /// <summary>
        /// When enabled, recognition crops will be saved to disk under
        /// "logs/crops" for diagnostic inspection. Disabled by default.
        /// </summary>
        public bool EnableCropSaving { get; set; } = false;
    }
}