Aula "Mosquito" - Ficheiros Auxiliares

Aula "Mosquito"

Ficheiros Auxiliares

MosquitoData.java

public class MosquitoData {
    private enum LandingZone {NONE, ANIMAL, OBJECT}
    private int numberMoves = 0;
    private int numberCrushAttempts = 0;
    private int numberBites = 0;
    private LandingZone landedOn = LandingZone.NONE;
    private boolean isDead = false;

    public int getNumberMoves() {
        return numberMoves;
    }

    public int getNumberCrushAttempts() {
        return numberCrushAttempts;
    }

    public int getNumberBites() {
        return numberBites;
    }

    public boolean isOnAnimal() {
        return landedOn == LandingZone.ANIMAL;
    }

    public boolean isOnObject() {
        return landedOn == LandingZone.OBJECT;
    }

    public boolean isDead() {
        return isDead;
    }

    public boolean tryToCrush() {
        numberCrushAttempts++;

        if (isDead)
            return true;

        isDead = Math.random()>=0.5;

        return isDead;
    }

    public void move() {
        if (isDead)
            return;

        numberMoves++;

        double r = Math.random();

        if (r <= .2)
            landedOn=LandingZone.ANIMAL;
        else if (r <= .5)
            landedOn=LandingZone.OBJECT;
        else
            landedOn=LandingZone.NONE;
    }

    public void bite() {
        if (isOnAnimal() && !isDead)
            numberBites++;
    }

    public boolean takeOff() {
        if (isDead)
            return false;
        landedOn=LandingZone.NONE;
        return true;
    }
}

MosquitoUI.java

public class MosquitoUI {
    MosquitoContext mosquito;

    public MosquitoUI(MosquitoContext mosquito) {
        this.mosquito = mosquito;
    }

    public void start() {
        while (switch (mosquito.getState()) {
                case IN_FLIGHT -> inFlightUI();
                case DEAD -> deadUI();
                case READY_TO_BITE -> readyToBiteUI();
                case LANDED -> landedUI();
            }) {
            System.out.println();
            System.out.printf("Number of moves: %d\n", mosquito.getNumberMoves());
            System.out.printf("Number Crush Attempts: %d\n", mosquito.getNumberCrushAttempts());
            System.out.printf("Number of bites: %d\n", mosquito.getNumberBites());
            System.out.println();
        }
    }

    private boolean inFlightUI() {
        System.out.println("***** In flight *****\n");
        switch(PAInput.chooseOption("Actions:", "Move","Try to crush","Exit")) {
            case 1 -> mosquito.move();
            case 2 -> mosquito.crush();
            default -> {
                return false;
            }
        }

        return true;
    }

    private boolean deadUI() {
        System.out.println("***** Dead *****\n");
        System.out.println("Press Enter to finish... ");
        try {
            System.in.read();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        return false;
    }

    private boolean readyToBiteUI() {
        System.out.println("***** Ready To Bite *****\n");
        switch(PAInput.chooseOption("Actions:", "Take off","Try to crush","Bite","Exit")) {
            case 1 -> mosquito.takeOff();
            case 2 -> mosquito.crush();
            case 3 -> mosquito.bite();
            default -> {
                return false;
            }
        }

        return true;
    }

    private boolean landedUI() {
        System.out.println("***** Landed *****\n");
        switch(PAInput.chooseOption("Actions:", "Take off","Try to crush","Exit")) {
            case 1 -> mosquito.takeOff();
            case 2 -> mosquito.crush();
            default -> {
                return false;
            }
        }

        return true;
    }
}