using GpsClient2.EventArguments;
using GpsClient2.Model;
using System;

namespace GpsClient2 {
    public abstract class BaseGpsClient {
        #region Properties

        public GpsType GpsType { get; }
        public bool IsRunning { get; set; }

        protected BaseGpsInfo GpsInfo { get; set; }

        #endregion

        #region Event handlers

        public event EventHandler<GpsDataEventArgs> GpsCallbackEvent;
        public event EventHandler<string> RawGpsCallbackEvent;
        public event EventHandler<GpsStatus> GpsStatusEvent;

        #endregion

        #region Constructors

        protected BaseGpsClient(GpsType gpsType, BaseGpsInfo gpsInfo) {
            GpsType = gpsType;
            GpsInfo = gpsInfo;
        }

        #endregion

        #region Connect and Disconnect

        public abstract bool Connect();

        public abstract bool Disconnect();

        #endregion

        #region Events Triggers

        protected virtual void OnGpsDataReceived(GpsDataEventArgs e) {
            if (GpsInfo.CoordinateSystem == GpsCoordinateSystem.Lambert72) {
                var x = 0.0d;
                var y = 0.0d;
                var h = 0.0d;
                CoordinateConverterUtilities.GeoETRS89ToLambert72(e.Latitude, e.Longitude, 0, ref x, ref y, ref h);
                e.CoordinateSystem = GpsCoordinateSystem.Lambert72;
                e.Latitude = x;
                e.Longitude = y;
            }

            GpsCallbackEvent?.Invoke(this, e);
        }

        protected virtual void OnRawGpsDataReceived(string e) {
            RawGpsCallbackEvent?.Invoke(this, e);
        }

        protected virtual void OnGpsStatusChanged(GpsStatus e) {
            GpsStatusEvent?.Invoke(this, e);
        }

        #endregion
    }
}