package seng302.Model;

import javafx.beans.property.SimpleStringProperty;
import javafx.beans.property.StringProperty;
import javafx.scene.paint.Color;
import org.geotools.referencing.GeodeticCalculator;
import seng302.GPSCoordinate;



/**
 * Boat in the Race extends Boat.
 * Created by esa46 on 15/03/17.
 */
public class BoatInRace extends Boat {

    private Leg currentLeg;
    private double distanceTravelledInLeg;
    private GPSCoordinate currentPosition;
    private long timeFinished;
    private Color colour;
    private boolean finished = false;

    /**
     * Constructor method.
     * @param name Name of the boat.
     * @param velocity Speed that the boat travels.
     * @param colour Colour the boat will be displayed as on the map
     */
    public BoatInRace(String name, double velocity, Color colour, String abbrev) {
        super(name, velocity, abbrev);
        setColour(colour);
    }

    /**
     *
     * @return Returns the current position of the boat in a GPSCoordinate Class.
     * @see GPSCoordinate
     */
    public GPSCoordinate getCurrentPosition() {
        return currentPosition;
    }

    /**
     *
     * @return Returns the time that the boat finished the race.
     */
    public long getTimeFinished() {
        return timeFinished;
    }

    /**
     *
     * @return Returns the colour of the boat.
     */
    public Color getColour() {
        return colour;
    }

    /**
     * Sets the colour that boat will be shown as when drawn on the ResizableRaceCanvas.
     * @param colour Colour that the boat is to be set to.
     * @see ResizableRaceCanvas
     */
    public void setColour(Color colour) {
        this.colour = colour;
    }

    /**
     * Sets the time that the boat finished the race.
     * @param timeFinished Time the boat finished the race.
     */
    public void setTimeFinished(long timeFinished) {
        this.timeFinished = timeFinished;
    }

    /**
     * Gets the current leg that the boat is on.
     * @return returns the leg the boat is on in a Leg class
     * @see Leg
     */
    public Leg getCurrentLeg() {
        return currentLeg;
    }

    /**
     * Sets the current Leg of that the boat is on.
     * @param currentLeg Leg class that the boat is currently on.
     * @see Leg
     */
    public void setCurrentLeg(Leg currentLeg) {
        this.currentLeg = currentLeg;
    }

    public StringProperty getCurrentLegName(){

        StringProperty currentLegName = new SimpleStringProperty("");
        if (currentLeg != null) {
            currentLegName.setValue(currentLeg.getName());
        }
        return currentLegName;
    }

    /**
     * Gets the distance travelled by the boat in the leg.
     * @return Returns the value in nautical miles (1.852km) that the boat has traversed.
     */
    public double getDistanceTravelledInLeg() {
        return distanceTravelledInLeg;
    }

    /**
     * Sets the current position on the GPS that the boat.
     * @param position GPSCoordinate of the position that the boat is currently on.
     * @see GPSCoordinate
     */
    public void setCurrentPosition(GPSCoordinate position) {
        this.currentPosition = position;
    }

    /**
     * Sets the distance travelled by the boat in the leg in nautical miles (1.852km)
     * @param distanceTravelledInLeg Distance travelled by the boat in nautical miles.
     */
    public void setDistanceTravelledInLeg(double distanceTravelledInLeg) {
        this.distanceTravelledInLeg = distanceTravelledInLeg;
    }

    public boolean isFinished() {
        return this.finished;
    }

    public void setFinished(boolean bool) {
        this.finished = bool;
    }

    /**
     * Calculates the azimuth of the travel via map coordinates of the raceMarkers
     * @return the direction that the boat is heading towards in degrees (-180 to 180).
     */
    public double calculateAzimuth(){

        GeodeticCalculator calc = new GeodeticCalculator();
        calc.setStartingGeographicPoint(currentLeg.getStartGraphCoordinate().getLongitude(), currentLeg.getStartGraphCoordinate().getLatitude());
        calc.setDestinationGeographicPoint(currentLeg.getEndGraphCoordinate().getLongitude(), currentLeg.getEndGraphCoordinate().getLatitude());

        return calc.getAzimuth();
    }

    /**
     * Converts an azimuth to a bearing
     * @param azimuth azimuth valuye to be converted
     * @return the bearings in degrees (0 to 360).
     */
    public static double calculateHeading(double azimuth) {
        if (azimuth >= 0) {
            return azimuth;
        }
        else {
            return azimuth + 360;
        }
    }

    /**
     * Calculates the bearing of the travel via map coordinates of the raceMarkers
     * @return the direction that the boat is heading towards in degrees (0 to 360).
     */
    public double calculateHeading(){
        double azimuth = this.calculateAzimuth();
        return calculateHeading(azimuth);
    }
}