from machine import Pin
import time

# Define the pins for buttons
button1 = Pin(0, Pin.IN, Pin.PULL_UP)
button2 = Pin(1, Pin.IN, Pin.PULL_UP)
button3 = Pin(2, Pin.IN, Pin.PULL_UP)

# Define the pins for LEDs (active high)
leds_player1 = [Pin(i, Pin.OUT) for i in range(3, 10)]
leds_player2 = [Pin(i, Pin.OUT) for i in range(12, 19)]
serve_player1 = Pin(10, Pin.OUT)
serve_player2 = Pin(11, Pin.OUT)

# Initialize scores and serve indicator
score_player1 = 0
score_player2 = 0
current_serve = 0  # 0 for Player 1, 1 for Player 2

def update_scoreboard():
    # Update LEDs for player 1
    for i in range(7):
        if score_player1 > i:
            leds_player1[i].value(1)  # Turn on LED (active high)
        else:
            leds_player1[i].value(0)  # Turn off LED (active high)
    
    # Update LEDs for player 2
    for i in range(7):
        if score_player2 > i:
            leds_player2[i].value(1)  # Turn on LED (active high)
        else:
            leds_player2[i].value(0)  # Turn off LED (active high)

def update_serve_indicator():
    total_points = score_player1 + score_player2
    if total_points % 4 < 2:
        serve_player1.value(1)  # Turn on Player 1 serve LED
        serve_player2.value(0)  # Turn off Player 2 serve LED
    else:
        serve_player1.value(0)  # Turn off Player 1 serve LED
        serve_player2.value(1)  # Turn on Player 2 serve LED

# Main loop
while True:
    # Check if button 1 is pressed
    if button1.value() == 0:
        score_player1 = min(score_player1 + 1, 7)
        update_scoreboard()
        update_serve_indicator()
        time.sleep(0.3)  # debounce delay

    # Check if button 2 is pressed
    if button2.value() == 0:
        score_player2 = min(score_player2 + 1, 7)
        update_scoreboard()
        update_serve_indicator()
        time.sleep(0.3)  # debounce delay

    # Check if button 3 is pressed (new game)
    if button3.value() == 0:
        score_player1 = 0
        score_player2 = 0
        update_scoreboard()
        update_serve_indicator()
        time.sleep(0.3)  # debounce delay