EsperBot

package Lesson4;

import kareltherobot.Robot;
import kareltherobot.World;

import java.sql.Wrapper;
import java.util.Scanner;


public class EsperBot extends Robot {
    public EsperBot(int street, int avenue, Direction direction, int beeperCount) {
        super(street, avenue, direction, beeperCount);
    }


    public static void main(String[] args) {
        World.setDelay(50);
        World.setVisible();
        World.setSize(10, 10);
        World.showSpeedControl(true);

        Lesson3.Activity1 zgod = new Lesson3.Activity1(1, 3, North, -1);
    }
    /**
     * Turns right
     * @return void
     * */
    public void turnRight(){
        int del = World.delay();
        World.setDelay(0);
        turnLeft();
        turnLeft();
        World.setDelay(del);
        turnLeft();
    }

    /**
     * Determines whether the left is clear
     * @return boolean
     * */
    boolean retLeft = true;
    public boolean leftIsClear() {
        if (facingNorth()) { //positions the robot to face west
            turnLeft();
        }
        else if (facingSouth()) { //positions the robot to face west
            turnRight();
        }
        else if (facingEast()) { //positions the robot to face west
            turnLeft();
            turnLeft();
        }
        if (frontIsClear()){ // checks if the front is clear. If it is, it returns true
            retLeft = true;
        }else {
            retLeft = false;
        }
        turnRight();
        return retLeft;
    }

    /**
     * Method to detect whether there is a stair in front of the robot to go up
     * @return boolean
     * */
    boolean retStair = true;
    public boolean inStair(){
        if (facingNorth()){
            turnRight();
        }
        if (frontIsClear()) {
            retStair = false;
        }
        else{
            retStair = true;
        }
        turnLeft();
        return retStair;
    }


    // L4A4
    /**
     * Method to check whether karel is standing on a pothole
     * @return boolean
     * */
    boolean retPothole = true;
    public boolean onPothole(){
        int delay= World.delay(); // saves the default delay of the world
        World.setDelay(0); // delay 0 to make the action instantaneous
        turnLeft();
        turnLeft();
        if (frontIsClear()){
            retPothole = true;
        } else {
            retPothole = false;
        }
        turnLeft();
        World.setDelay(delay); // sets delay back to normal
        turnLeft();
        return retPothole;
    }

    /**
     * Method for Karel to walk (standing up)
     * @return void
     * */
    public void walk(){
        int delay= World.delay(); // saves the default delay of the world
        World.setDelay(0); // delay 0 to make the action instantaneous
        turnRight();
        move();
        World.setDelay(delay); // sets delay back to normal
        turnLeft();
    }

    /**
     * Method to fill potholes
     * @return void
     * */
    public void fillPothole(){
        int delay= World.delay(); // saves the default delay of the world
        World.setDelay(0); // delay 0 to make the action instantaneous
        turnLeft();
        turnLeft();
        World.setDelay(delay); // sets delay back to normal
        move();
        putBeeper(); // Fills the pothole
        World.setDelay(0); // delay 0 to make the action instantaneous
        turnLeft();
        turnLeft();
        World.setDelay(delay); // sets delay back to normal
        move();
    }

}