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namespace Opc.Ua.Bindings.Pcap.Models
{
    /// <summary>
    /// Parameters for <c>start_capture</c>.
    /// </summary>
    public sealed class StartCaptureRequest
    {
        /// <summary>
        /// The kind of source to create.
        /// </summary>
        public CaptureSourceKind Source { get; init; } = CaptureSourceKind.InProcessClient;

        /// <summary>
        /// Network interface name (required for
        /// <see cref="CaptureSourceKind.Nic"/>). Use
        /// <c>list_interfaces</c> to enumerate.
        /// </summary>
        public string? InterfaceName { get; init; }

        /// <summary>
        /// Optional BPF filter expression for
        /// <see cref="CaptureSourceKind.Nic"/>.
        /// </summary>
        public string? BpfFilter { get; init; }

        /// <summary>
        /// Whether to open the NIC in promiscuous mode. Defaults to true
        /// when capturing on a real NIC.
        /// </summary>
        public bool? Promiscuous { get; init; }

        /// <summary>
        /// Path to an existing pcap file (required for
        /// <see cref="CaptureSourceKind.Replay"/>).
        /// </summary>
        public string? PcapFilePath { get; init; }

        /// <summary>
        /// Path to an existing keylog file (optional for
        /// <see cref="CaptureSourceKind.Replay"/>; without it the source
        /// can only replay the raw bytes, not decode them).
        /// </summary>
        public string? KeyLogFilePath { get; init; }

        /// <summary>
        /// Hard byte cap for the capture; the session is stopped when
        /// reached. Default 50 MB.
        /// </summary>
        public long? MaxBytes { get; init; }

        /// <summary>
        /// Hard frame cap for the capture; the session is stopped when
        /// reached. Default unlimited.
        /// </summary>
        public long? MaxFrames { get; init; }

        /// <summary>
        /// Hard duration cap for the capture (seconds). Default 30 min.
        /// </summary>
        public int? MaxDurationSeconds { get; init; }

        /// <summary>
        /// Folder under which the session's pcap and keylog files are
        /// written. If <c>null</c> a per-session temp folder is created.
        /// </summary>
        public string? SessionFolder { get; init; }
    }
}