package seng302.Controllers;


import javafx.beans.property.ReadOnlyObjectWrapper;
import javafx.beans.value.ObservableValue;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.fxml.FXML;
import javafx.scene.canvas.GraphicsContext;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.control.cell.PropertyValueFactory;
import javafx.scene.layout.AnchorPane;
import javafx.scene.paint.Color;
import javafx.util.Callback;
import org.geotools.referencing.GeodeticCalculator;
import seng302.Constants;
import seng302.GPSCoordinate;
import seng302.Model.ResizableRaceCanvas;
import seng302.Model.*;
import seng302.RaceMap;

import java.awt.geom.Point2D;
import java.net.URL;
import java.util.ArrayList;
import java.util.ResourceBundle;

/**
 * Created by fwy13 on 15/03/2017.
 */
public class RaceController extends Controller{
    @FXML
    AnchorPane canvasBase;

    ResizableRaceCanvas raceMap;

    @FXML
    TableView boatInfoTable;
    @FXML
    TableColumn<BoatInRace, String> boatPlacingColumn;
    @FXML
    TableColumn<BoatInRace, String> boatTeamColumn;
    @FXML
    TableColumn<BoatInRace, String> boatMarkColumn;

    /**
     * updates the ResizableRaceCanvas (raceMap) with most recent data
     * @param boats boats that are to be displayed in the race
     * @see ResizableRaceCanvas
     */
    public void updateMap(ObservableList<BoatInRace> boats) {
        BoatInRace[] boatInRaces = new BoatInRace[boats.size()];
        raceMap.setBoats(boats.toArray(boatInRaces));
        raceMap.drawRaceMap();

    }

    /**
     * Updates the array listened by the TableView (boatInfoTable) that displays the boat information.
     * @param race Race to listen to.
     */
    public void updateInfoTable(Race race) {
        boatInfoTable.getItems().clear();
        boatInfoTable.setItems(race.getStartingBoats());

        boatTeamColumn.setCellValueFactory(new PropertyValueFactory<BoatInRace,String>("Name"));
        boatMarkColumn.setCellValueFactory(new PropertyValueFactory<BoatInRace, String>("CurrentLeg"));
        boatPlacingColumn.setCellValueFactory(new Callback<TableColumn.CellDataFeatures<BoatInRace, String>, ObservableValue<String>>() {
            @Override
            public ObservableValue<String> call(TableColumn.CellDataFeatures<BoatInRace, String> table) {
                return new ReadOnlyObjectWrapper(boatInfoTable.getItems().indexOf(table.getValue()) + 1);
            }
        });
    }

    @Override
    public void initialize(URL location, ResourceBundle resources) {

        BoatInRace[] boats = generateAC35Competitors();

        raceMap = new ResizableRaceCanvas();
        raceMap.widthProperty().bind(canvasBase.widthProperty());
        raceMap.heightProperty().bind(canvasBase.heightProperty());
        raceMap.setBoats(boats);
        raceMap.drawRaceMap();

        canvasBase.getChildren().add(raceMap);

        ArrayList<Leg> legs = generateBermudaCourseLegs();
        ConstantVelocityRace race = new ConstantVelocityRace(boats, legs, this);

        (new Thread(race)).start();
    }

    /**
     * Function for the Bermuda Race.
     * @return legs in the Bermuda Race.
     */
    private ArrayList<Leg> generateBermudaCourseLegs() {
        ArrayList<Leg> legs = new ArrayList<>();

        Leg leg1 = new Leg("Start to Mark 1", Constants.startLineMarker1, Constants.mark1, 0);
        Leg leg2 = new Leg("Mark 1 to Leeward Gate", Constants.mark1, Constants.leewardGate1, 1);
        Leg leg3 = new Leg("Leeward Gate to Windward Gate", Constants.leewardGate1, Constants.windwardGate1, 2);
        Leg leg4 = new Leg("Windward Gate to Leeward Gate", Constants.windwardGate1, Constants.leewardGate1, 3);
        Leg leg5 = new Leg("Leeward Gate to Finish", Constants.leewardGate1, Constants.finishLineMarker1, 4);
        legs.add(leg1); legs.add(leg2); legs.add(leg3); legs.add(leg4); legs.add(leg5);
        return legs;
    }

    private BoatInRace[] generateAC35Competitors() {

        BoatInRace boat1 = new BoatInRace("NZ", 500);
        boat1.setColour(Color.DARKVIOLET);
        boat1.setCurrentPosition(new GPSCoordinate(0, 0));

        BoatInRace boat2 = new BoatInRace("TEST", 400);
        boat2.setColour(Color.DARKRED);
        boat2.setCurrentPosition(new GPSCoordinate(0, 0));

        BoatInRace boat3 = new BoatInRace("TEST2", 350);
        boat3.setColour(Color.FUCHSIA);
        boat3.setCurrentPosition(new GPSCoordinate(0, 0));
        return new BoatInRace[] {boat1, boat2, boat3};

    }


}