import java.util.ArrayList;
import java.util.Random;
import java.util.Scanner;

public class Game {

    private Board  ShipsBoard;
    private Board ShootingBoard;
    private ArrayList<Ship> ships_on_board = new ArrayList<>();

    public Game(Board ShipsBoard, Board ShootingBoard){
        this.ShipsBoard = ShipsBoard;
        this.ShootingBoard = ShootingBoard;

    }
    public void SetShipsOnBoard(){

        Random random = new Random();
        int x = random.nextInt(10);
        int y = random.nextInt(10);
        int orient =random.nextInt(2);
        int field ='5';
        int takenFied ='8';
        int shipLenght=5;
        int poleZerowe='0';
        for(int j=0;j<5;j++){

            if(((int)ShipsBoard.getField(x,y) == poleZerowe) ) {
                if(orient==0){

                    if(y>shipLenght) {

                        while(y>shipLenght){
                            y--;
                        }


                        for (int i = 0; i < shipLenght; i++) {
                            if((int)ShipsBoard.getField(x,y+i)==0){
                                ShipsBoard.setField(x , y+i, field);}
                            else{break;}

                        }
                        //board.setField(x,y-1,takenFied);
                        for(int i =0;i<shipLenght;i++){

                            if((x+1)<ShipsBoard.getSize()){
                                if((int)ShipsBoard.getField(x+1,y+i)==poleZerowe){
                                    ShipsBoard.setField(x+1,y+i,takenFied);}}

                            if((x-1)>=0){
                                if((int)ShipsBoard.getField(x-1,y+i)==poleZerowe){
                                    ShipsBoard.setField(x-1,y+i,takenFied);}}
                        }
                        //board.setField(x,y+shipLenght,takenFied);

                    }
                    else{
                        for (int i = 0; i < shipLenght; i++) {
                            if((int)ShipsBoard.getField(x,y+i)==poleZerowe){
                                ShipsBoard.setField(x , y+i, field);}
                            else{break;}

                        }
                        //board.setField(x,y-1,takenFied);
                        for(int i =0;i<shipLenght;i++){
                            if((x+1)<ShipsBoard.getSize()){
                                if((int)ShipsBoard.getField(x+1,y+i)==poleZerowe){
                                    ShipsBoard.setField(x+1,y+i,takenFied);}}
                            if((x-1)>=0){
                                if((int)ShipsBoard.getField(x-1,y+i)==poleZerowe){
                                    ShipsBoard.setField(x-1,y+i,takenFied);}}

                        }
                        //board.setField(x,y+shipLenght,takenFied);
                    }
                }
                else{
                    if(x>shipLenght) {

                        while(x>shipLenght){
                            x--;
                        }


                        for (int i = 0; i < shipLenght; i++) {
                            if((int)ShipsBoard.getField(x+i,y)==poleZerowe){
                                ShipsBoard.setField(x+i , y, field);}
                            else{break;}

                        }//board.setField(x-1,y,takenFied);
                        for(int i =0;i<shipLenght;i++){

                            if((y+1)<ShipsBoard.getSize()){
                                if((int)ShipsBoard.getField(x+i,y+1)==poleZerowe){
                                    ShipsBoard.setField(x+i,y+1,takenFied);}}

                            if((y-1)>=0){
                                if((int)ShipsBoard.getField(x+i,y-1)==poleZerowe){
                                    ShipsBoard.setField(x+i,y-1,takenFied);}}
                        }
                        //board.setField(x+field,y,takenFied);

                    }
                    else{
                        for (int i = 0; i < shipLenght; i++) {
                            if((int)ShipsBoard.getField(x+i,y)==poleZerowe){
                                ShipsBoard.setField(x+i , y, field);}
                            else{break;}

                        }
                        //board.setField(x-1,y,takenFied);
                        for(int i =0;i<shipLenght;i++){

                            if((y+1)<ShipsBoard.getSize()){
                                if((int)ShipsBoard.getField(x+i,y+1)==poleZerowe){
                                    ShipsBoard.setField(x+i,y+1,takenFied);}}

                            if((y-1)>=0){
                                if((int)ShipsBoard.getField(x+i,y-1)==poleZerowe){
                                    ShipsBoard.setField(x+i,y-1,takenFied);}}
                        }
                        //board.setField(x+field,y,takenFied);

                    }}
            }else{
                while(((int)ShipsBoard.getField(x,y) != poleZerowe) ){
                    x = random.nextInt(10);
                    y = random.nextInt(10);
                }}

            field--;
            orient=random.nextInt(2);
            x = random.nextInt(10);
            y = random.nextInt(10);
            shipLenght--;
        }


        ShipsBoard.printBoardpom();

    }
    public void ShootField(int x, int y) {
        int number_of_elements = 0;
        if(isFieldClear(x,y)) {

            if (ShipsBoard.getField(x,y) != '0' && ShipsBoard.getField(x,y) != '8') {
                int shiplength = ShipsBoard.getField(x,y);
                //Ship ship = ships_on_board.get(shiplength);

                ShootingBoard.setField(x,y,'x');

                for(int i = x; i < 10; i++)
                    for(int j =y; j < 10; j++){
                        if(ShipsBoard.getField(i,j) == shiplength) number_of_elements++;

                    }

                if(number_of_elements > 0) {
                    System.out.println("Trafiony");
                } else {
                    System.out.println("Zatopiony");
                }
            }
            else {
                System.out.println("Eluwa nie trafiłeś " + x + y);
                ShootingBoard.setField(x,y,'*');
            }


        } else {
            System.out.println("W to pole już strzelałeś");
        }

    }

    private boolean XYbelongsAB(int a, int b, int x, int y, int orient,int length){
        if(orient == 1){ //pionowa

            for(int i = a; i < length; i++){
                if(i == x && y == b) return true;
            }
        } else { //pozioma
            for(int i = b; i < length; i++){
                if(x == a && i == y) return true;
            }
        }

        return false;
    }

    private boolean isFieldClear(int x, int y) {

        if ((x > 10 || x < 0) || (y > 10 || y < 0)) System.out.println("Błędne współrzędne");
        else {
            if ((char) ShootingBoard.getField(x, y) == 'x' || (char) ShootingBoard.getField(x,y) == '*') return false;
            else return true;
        }
        return false;
    }

}