import turtle as t
playerAscore=0
playerBscore=0

window=t.Screen()
window.title("Pong Game")
window.bgcolor("green")
window.setup(width=800,height=600)
window.tracer(0)

#creating left paddle
leftpaddle=t.Turtle()
leftpaddle.speed(0)
leftpaddle.shape("square")
leftpaddle.color("white")
leftpaddle.shapesize(stretch_wid=5,stretch_len=1)
leftpaddle.penup()
leftpaddle.goto(-350,0)

#creating right paddle
rightpaddle=t.Turtle()
rightpaddle.speed(0)
rightpaddle.shape("square")
rightpaddle.color("white")
rightpaddle.shapesize(stretch_wid=5,stretch_len=1)
rightpaddle.penup()
rightpaddle.goto(350,0)

#creating ball

ball=t.Turtle()
ball.speed(0)
ball.shape("circle")
ball.color("red")
ball.penup()
ball.goto(5,5)
ballxdirection=0.2
ballydirection=0.2

#creating pen for scorecard update

pen=t.Turtle()
pen.speed(0)
pen.color("red")
pen.penup()
pen.hideturtle()
pen.goto(0,260)
pen.write("score",align="center",font=('Arial',24,'normal'))



#moving the leftpaddle

def leftpaddleup():
y=leftpaddle.ycor()
y=y+90
leftpaddle.sety(y)


def leftpaddledown():
y=leftpaddle.ycor()
y=y-90
leftpaddle.sety(y)

#moving the right paddle

def rightpaddleup():
y=rightpaddle.ycor()
y=y+90
rightpaddle.sety(y)


def rightpaddledown():
y=rightpaddle.ycor()
y=y-90
rightpaddle.sety(y)

#Assign keys to play

window.listen()
window.onkeypress(leftpaddleup,'w')
window.onkeypress(leftpaddledown,'s')
window.onkeypress(rightpaddleup,'Up')
window.onkeypress(rightpaddledown,'Down')

while True:
window.update()

#moving the ball
ball.setx(ball.xcor()+ballxdirection)
ball.sety(ball.ycor()+ballydirection)

#settingup border
if ball.ycor()>290:
ball.sety(290)
ballydirection=ballydirection*-1
if ball.ycor()<-290:
ball.sety(-290)
ballydirection=ballydirection*-1

if ball.xcor()>390:
ball.goto(0,0)
ballxdirection=ballxdirection
playerAscore=playerAscore+1
pen.clear()
pen.write("player A:{} player B:{}".format(playerAscore,playerBscore),align='center',font=('Arial',24,'normal'))

if(ball.xcor())<-390:
ball.goto(0,0)
ballxdirection=ballxdirection*-1
playerBscore=playerBscore+1
pen.clear()
pen.write("player A:{} player B:{}".format(playerAscore,playerBscore),align='center',font=('Arial',24,'normal'))


#Handling the Collisions

if (ball.xcor()>340)and(ball.xcor()<350)and(
ball.ycor()<rightpaddle.ycor()+40 and ball.ycor()>rightpaddle.ycor()-40):
ball.setx(340)
ballxdirection=ballxdirection*-1

if (ball.xcor()<-340)and(ball.xcor()>-350)and(
ball.ycor()<leftpaddle.ycor()+40 and ball.ycor()>leftpaddle.ycor()-40):
ball.setx(-340)
ballxdirection=ballxdirection*-1