package seng302.Model;

import javafx.scene.paint.Color;
import org.junit.Ignore;
import org.junit.Test;
import seng302.GPSCoordinate;

import java.util.ArrayList;
import java.util.Arrays;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

/**
 * Created by esa46 on 15/03/17.
 */
public class RaceTest {

    Leg START_LEG = new Leg("Start", new Marker(new GPSCoordinate(0, 0)), new Marker(new GPSCoordinate(1, 1)), 0);
    Leg FINISH_LEG = new Leg("Finish", new Marker(new GPSCoordinate(1, 1)), new Marker(new GPSCoordinate(2, 2)), 0);

    @Ignore
    @Test
    public void timerCanBeDisabled() {
        BoatInRace boat1 = new BoatInRace("Test 1", 10000, Color.ALICEBLUE, "t1");
        BoatInRace boat2 = new BoatInRace("Test 2", 10000, Color.BURLYWOOD, "t2");
        BoatInRace[] boats = new BoatInRace[]{boat1, boat2};

        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(START_LEG); legs.add(FINISH_LEG);

        Race race = new ConstantVelocityRace(boats, legs, null, 5);
        race.disableTimer();
        long timeStarted = System.currentTimeMillis();
        race.run();

        assertTrue(System.currentTimeMillis() - timeStarted < 4000);
    }

    @Test
    public void checkPositionUpdatesNumberFinishedBoats() {

        BoatInRace finishedBoat = new BoatInRace("Test", 1000, Color.ALICEBLUE, "tt");
        finishedBoat.setDistanceTravelledInLeg(500);

        finishedBoat.setCurrentLeg(FINISH_LEG);

        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(FINISH_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(new BoatInRace[1], legs, null, 1);
        assertEquals(race.boatsFinished, 0);

        race.checkPosition(finishedBoat, 100000);
        assertEquals(race.boatsFinished, 1);
        assertEquals(finishedBoat.getTimeFinished(), 100000);
    }

    @Test
    public void checkPositionDoesntUpdateNumberFinishedBoats() {

        BoatInRace unFinishedBoat = new BoatInRace("Test", 10, Color.ALICEBLUE, "tt");
        unFinishedBoat.setDistanceTravelledInLeg(0);

        unFinishedBoat.setCurrentLeg(FINISH_LEG);

        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(FINISH_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(new BoatInRace[1], legs, null, 1);
        assertEquals(race.boatsFinished, 0);

        race.checkPosition(unFinishedBoat, 100);
        assertEquals(race.boatsFinished, 0);
    }

    @Test
    public void distanceTravelledBeforeUpdatingLegIsRetained() {

        ArrayList<Leg> legs = new ArrayList<>();


        legs.add(START_LEG);
        legs.add(FINISH_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(new BoatInRace[1], legs, null, 1);

        BoatInRace unFinishedBoat = new BoatInRace("Test", 10, Color.ALICEBLUE, "tt");
        unFinishedBoat.setDistanceTravelledInLeg(100);
        unFinishedBoat.setCurrentLeg(START_LEG);

        race.checkPosition(unFinishedBoat, 100);
        assertEquals(unFinishedBoat.getCurrentLeg().getName(), "Finish");
        assertTrue(unFinishedBoat.getDistanceTravelledInLeg() > 0);
        assertTrue(unFinishedBoat.getDistanceTravelledInLeg() < 100);

    }

    /*@Test

    //Test temporarily removed as countdown timer now uses animation timer

    public void timerDelaysByHalfSecond() {

        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(START_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(new BoatInRace[1], legs, null, 1);
        race.PRERACE_TIME = 500;

        long timeStarted = System.currentTimeMillis();
        race.countdownTimer();

        //assertTrue(System.currentTimeMillis() - timeStarted > 500);
        System.out.println(System.currentTimeMillis() - timeStarted);

    }*/

    @Test
    public void scalerScalesVelocityCorrectly() {

        int scaleFactor = 3;
        float vel1 = 0;
        float vel2 = (float) 1.999;
        float vel3 = (float) 32.5;
        float vel4 = 500;
        BoatInRace boat1 = new BoatInRace("test", vel1, Color.ALICEBLUE, "tt");
        BoatInRace boat2 = new BoatInRace("test", vel2, Color.ALICEBLUE, "tt");
        BoatInRace boat3 = new BoatInRace("test", vel3, Color.ALICEBLUE, "tt");
        BoatInRace boat4 = new BoatInRace("test", vel4, Color.ALICEBLUE, "tt");
        BoatInRace[] boats = new BoatInRace[]{boat1, boat2, boat3, boat4};

        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(START_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(boats, legs, null, scaleFactor);
        assertEquals(race.getStartingBoats().get(0).getScaledVelocity(), vel1 * scaleFactor, 1e-6);
        assertEquals(race.getStartingBoats().get(1).getScaledVelocity(), vel2 * scaleFactor, 1e-6);
        assertEquals(race.getStartingBoats().get(2).getScaledVelocity(), vel3 * scaleFactor, 1e-6);
        assertEquals(race.getStartingBoats().get(3).getScaledVelocity(), vel4 * scaleFactor, 1e-6);
    }

    @Test
    public void scalerScalesRaceClockTo1MinCorrectly() {
        int scaleFactor = 10;

        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(START_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(new BoatInRace[5], legs, null, scaleFactor);
        race.totalTimeElapsed = 6000; //6 seconds
        assertTrue(race.calcTimer().equals("Race clock: 00:01:00"));
    }

    @Test
    public void scalerScalesRaceClockHoursMinutesAndSecondsCorrectly() {
        int scaleFactor = 3;
        ArrayList<Leg> legs = new ArrayList<>();
        legs.add(START_LEG);

        ConstantVelocityRace race = new ConstantVelocityRace(new BoatInRace[5], legs, null, scaleFactor);
        race.totalTimeElapsed = 3213000;
        assertTrue(race.calcTimer().equals("Race clock: 02:40:39"));

    }
}