package ch.epfl.maze.physical;

import ch.epfl.maze.util.Direction;
import ch.epfl.maze.util.Vector2D;

/**
 * Prey that is killed by a predator when they meet each other in the labyrinth.
 */

abstract public class Prey extends Animal {

    /**
     * Constructs a prey with a specified position.
     *
     * @param position Position of the prey in the labyrinth
     */

    public Prey(Vector2D position) {
        super(position);
        // TODO
    }

    /**
     * Moves according to a <i>random walk</i>, used while not being hunted in a
     * {@code MazeSimulation}.
     */

    @Override
    public final Direction move(Direction[] choices) {
        // TODO
        return Direction.NONE;
    }

    /**
     * Retrieves the next direction of the animal, by selecting one choice among
     * the ones available from its position.
     * <p>
     * In this variation, the animal knows the world entirely. It can therefore
     * use the position of other animals in the daedalus to evade predators more
     * effectively.
     *
     * @param choices  The choices left to the animal at its current position (see
     *                 {@link ch.epfl.maze.physical.World#getChoices(Vector2D)
     *                 World.getChoices(Vector2D)})
     * @param daedalus The world in which the animal moves
     * @return The next direction of the animal, chosen in {@code choices}
     */

    abstract public Direction move(Direction[] choices, Daedalus daedalus);
}