using SQLite;

namespace FieldLogger.Models;

/// <summary>
/// One logged locate point: the full UM receiver PBDL packet joined with the
/// GNSS fix that was current when the operator pressed the log button.
/// </summary>
[Table("points")]
public sealed class LoggedPoint
{
    [PrimaryKey, AutoIncrement]
    public int Id { get; set; }

    [Indexed]
    public int JobId { get; set; }

    public DateTime TimestampUtc { get; set; } = DateTime.UtcNow;

    // ---- UM locating receiver (PBDL schema 1) ----
    public int Mode { get; set; }
    public int Frequency { get; set; }
    public int FreqType { get; set; }
    public int Signal { get; set; }
    public int GainDb { get; set; }
    public string DepthRaw { get; set; } = "";
    public double? DepthMeters { get; set; }
    public string CurrentRaw { get; set; } = "";
    public double? CurrentMilliamps { get; set; }
    public int CompassAngle { get; set; }
    public int GuidanceArrows { get; set; }
    public int LdPhase { get; set; }
    public bool Clipping { get; set; }
    public int DepthCurrentSetting { get; set; }
    public int LrArrowStyle { get; set; }
    public int AudioVolume { get; set; }
    public int AudioModulation { get; set; }
    public int AudioSound { get; set; }
    public double LocatorBatteryVoltage { get; set; }
    public int LocatorBatteryType { get; set; }
    public int Backlight { get; set; }
    public int Utility { get; set; }
    public bool MenuInUse { get; set; }
    public string LocatorRawPacket { get; set; } = "";
    public string LocatorSerialNumber { get; set; } = "";
    public string LocatorModel { get; set; } = "";

    // ---- GNSS fix (Maglink $GNPOS) ----
    /// <summary>False when no fresh GNSS fix was available at log time; position fields are then unset.</summary>
    public bool GpsValid { get; set; }
    public double Latitude { get; set; }
    public double Longitude { get; set; }
    public double Altitude { get; set; }
    public double AltitudeCorrected { get; set; }
    public int FixStatus { get; set; }
    public double Hdop { get; set; }
    public double Hrms { get; set; }
    public double Vrms { get; set; }
    public int SatellitesUsed { get; set; }
    public int SatellitesVisible { get; set; }
    public double SpeedKmh { get; set; }
    public double HeadingDegrees { get; set; }
    public bool NtripConnected { get; set; }
    public double CorrectionAgeSeconds { get; set; }
    public long GpsUnixTimestamp { get; set; }
    public double TiltAngle { get; set; }
    public double GpsBatteryVoltage { get; set; }
    public int GpsBatteryPercent { get; set; }
    public string GpsRawSentence { get; set; } = "";
    public string GpsSerialNumber { get; set; } = "";

    /// <summary>Stable UUIDv7 used for MQTT retries and cloud idempotency.</summary>
    [Indexed(Unique = true)]
    public string? SyncPointId { get; set; }

    /// <summary>Machine-readable terminal/configuration error; null while pending or after success.</summary>
    public string? SyncError { get; set; }

    public bool Synced { get; set; }

    [Ignore]
    public GnssFixStatus FixStatusEnum => (GnssFixStatus)FixStatus;

    [Ignore]
    public UmUtility UtilityEnum => (UmUtility)Utility;

    public static LoggedPoint From(int jobId, UmLogPacket packet, UmDeviceInfo? locatorInfo,
        GnssFix? fix, GnssDeviceInfo? gpsInfo)
    {
        var p = new LoggedPoint
        {
            JobId = jobId,
            TimestampUtc = DateTime.UtcNow,

            Mode = (int)packet.Mode,
            Frequency = packet.Frequency,
            FreqType = (int)packet.FreqType,
            Signal = packet.Signal,
            GainDb = packet.GainDb,
            DepthRaw = packet.DepthRaw,
            DepthMeters = packet.DepthMeters,
            CurrentRaw = packet.CurrentRaw,
            CurrentMilliamps = packet.CurrentMilliamps,
            CompassAngle = packet.CompassAngle,
            GuidanceArrows = packet.GuidanceArrows,
            LdPhase = packet.LdPhase,
            Clipping = packet.Clipping,
            DepthCurrentSetting = packet.DepthCurrentSetting,
            LrArrowStyle = packet.LrArrowStyle,
            AudioVolume = packet.AudioVolume,
            AudioModulation = packet.AudioModulation,
            AudioSound = packet.AudioSound,
            LocatorBatteryVoltage = packet.BatteryVoltage,
            LocatorBatteryType = (int)packet.BatteryType,
            Backlight = packet.Backlight,
            Utility = (int)packet.Utility,
            MenuInUse = packet.MenuInUse,
            LocatorRawPacket = packet.RawText,
            LocatorSerialNumber = locatorInfo?.SerialNumber ?? "",
            LocatorModel = locatorInfo?.ModelName ?? "",

            GpsSerialNumber = gpsInfo?.SerialNumber ?? "",
        };

        if (fix is not null)
        {
            p.GpsValid = fix.HasPosition;
            p.Latitude = fix.Latitude;
            p.Longitude = fix.Longitude;
            p.Altitude = fix.Altitude;
            p.AltitudeCorrected = fix.AltitudeCorrected;
            p.FixStatus = (int)fix.Status;
            p.Hdop = fix.Hdop;
            p.Hrms = fix.Hrms;
            p.Vrms = fix.Vrms;
            p.SatellitesUsed = fix.SatellitesUsed;
            p.SatellitesVisible = fix.SatellitesVisible;
            p.SpeedKmh = fix.SpeedKmh;
            p.HeadingDegrees = fix.Heading;
            p.NtripConnected = fix.NtripConnected;
            p.CorrectionAgeSeconds = fix.CorrectionAgeSeconds;
            p.GpsUnixTimestamp = fix.UnixTimestamp;
            p.TiltAngle = fix.TiltAngle;
            p.GpsBatteryVoltage = fix.BatteryVoltage;
            p.GpsBatteryPercent = fix.BatteryPercent;
            p.GpsRawSentence = fix.RawSentence;
        }

        return p;
    }
}