snake

/**
 * Little snake game.
 *
 * @@@@@@@@ Compile on computer to have it work properly @@@@@@@
 *
 * Z = snake / P = Player / # = door / $ = gold
 * Collect the gold and get through the door, without having the snakes eaten you
 * Made by Katharina, inspired by "Java ist auch eine Insel"-book
 **/



import java.util.Scanner;
import java.awt.Point;


public class ZZZnake {
    public static void main(String[] args) {
        //(Feld: 0/0...39/9)
        Point player = new Point( (int)(Math.random() * 38), (int)(Math.random() * 9) );
        Point snake1 = new Point( (int)(Math.random() * 38), (int)(Math.random() * 9) );
        Point snake2 = new Point( (int)(Math.random() * 38), (int)(Math.random() * 9) );

        Point door = new Point( (int)(Math.random() * 38), (int)(Math.random() * 9) );
        Point gold = new Point( (int)(Math.random() * 38), (int)(Math.random() * 9) );
        Point p = new Point(0,0);
        boolean rich = false;            //collected gold
        int count = 0; // player steps
        int lvl = 3; //how many steps the player takes until snake starts moving
        Scanner mov = new Scanner(System.in);


        for(int i = 0; i < 50; i++) {
        System.out.println("\n");  //"clearing" console
        }

        while(true) {
        //draw
            for(int y = 0; y < 10; y++) {
                for(int x = 0; x < 40; x++) {
                    p.setLocation(x,y);
                    if(player.equals(p))
                        System.out.print('P');
                    else if(snake1.equals(p))
                        System.out.print('Z');
                    else if(snake2.equals(p))
                        System.out.print('Z');
                    else if(door.equals(p))
                        System.out.print('#');
                    else if(gold.equals(p))
                        System.out.print('$');
                    else
                        System.out.print('.');
                }
                System.out.println();
            }

        //move W-A-S-D

            switch (mov.next()) {
            case "w":
                player.y = Math.max(0, player.y - 1); //max, so player cant get beyond the field
                count++;
                break;
            case "s":
                player.y = Math.min(9, player.y + 1); //min, so player cant get beyond the field
                count++;
                break;
            case "a":
                player.x = Math.max(0, player.x - 1);
                count++;
                break;
            case "d":
                player.x = Math.min(39, player.x + 1);
                count++;
            default:
                break;
                }


        //move the snake towards the player
            if(player.x < snake1.x && (count % lvl == 0))
                snake1.x--;
            else if(player.x > snake1.x && (count % lvl == 0))
                snake1.x++;
            if(player.y < snake1.y && (count % lvl == 0))
                snake1.y--;
            else if(player.y > snake1.y && (count % lvl == 0))
                snake1.y++;

            if(player.x < snake2.x && (count % lvl == 0))
                snake2.x--;
            else if(player.x > snake2.x && (count % lvl == 0))
                snake2.x++;
            if(player.y < snake2.y && (count % lvl == 0))
                snake2.y--;
            else if(player.y > snake2.y && (count % lvl == 0))
                snake2.y++;

        //set's the status
            if(player.equals(snake1)) {
                System.out.println("You lost. Try again!");
                return;
            }
            if(player.equals(snake2)) {
                System.out.println("You lost. Try again!");
                return;
            }
            if(player.equals(gold)) {
                rich = true;
                gold.setLocation(-1,-1); //moving the gold beyond the field after collecting it
            }
            if(player.equals(door) && rich == true) {
                System.out.println("You won!");
                return;
            }

            for(int i = 0; i < 50; i++) {
                System.out.println("\n"); // "clearing" console
            }
        } //end while
    }
}