pong

from kandinsky import fill_rect, draw_string
from ion import *
from time import sleep

# scherm
WIDTH = 320
HEIGHT = 222

# paddles
p1_y = 90
p2_y = 90
paddle_h = 40
paddle_w = 5

# bal
ball_x = 160
ball_y = 111
ball_dx = 2
ball_dy = 2

# score
score1 = 0
score2 = 0

def draw():
    fill_rect(0,0,WIDTH,HEIGHT,(0,0,0))
    
    # middenlijn
    for i in range(0,HEIGHT,10):
        fill_rect(WIDTH//2, i, 2, 5, (255,255,255))
    
    # paddles
    fill_rect(5, p1_y, paddle_w, paddle_h, (255,255,255))
    fill_rect(WIDTH-10, p2_y, paddle_w, paddle_h, (255,255,255))
    
    # bal
    fill_rect(ball_x, ball_y, 5, 5, (255,255,255))
    
    # score
    draw_string(str(score1), WIDTH//4, 10)
    draw_string(str(score2), 3*WIDTH//4, 10)

while True:
    # controls speler 1 (pijltjes)
    if keydown(KEY_UP):
        p1_y -= 3
    if keydown(KEY_DOWN):
        p1_y += 3
    
    # controls speler 2 (EXE en SHIFT)
    if keydown(KEY_EXE):
        p2_y -= 3
    if keydown(KEY_SHIFT):
        p2_y += 3

    # grenzen paddles
    p1_y = max(0, min(HEIGHT - paddle_h, p1_y))
    p2_y = max(0, min(HEIGHT - paddle_h, p2_y))

    # bal bewegen
    ball_x += ball_dx
    ball_y += ball_dy

    # botsing boven/onder
    if ball_y <= 0 or ball_y >= HEIGHT-5:
        ball_dy *= -1

    # botsing paddles
    if ball_x <= 10 and p1_y < ball_y < p1_y + paddle_h:
        ball_dx *= -1

    if ball_x >= WIDTH-15 and p2_y < ball_y < p2_y + paddle_h:
        ball_dx *= -1

    # scoren
    if ball_x < 0:
        score2 += 1
        ball_x, ball_y = 160,111

    if ball_x > WIDTH:
        score1 += 1
        ball_x, ball_y = 160,111

    draw()
    sleep(0.01)