adafruit_reaction_game.py

from adafruit_circuitplayground.express import cpx
import time
import random

sound_enabled = False
   
cpx.pixels.brightness = 0.2
cpx.pixels[0] = 0x003000
cpx.pixels[9] = (30, 0, 0)
cpx.adjust_touch_threshold(200)
speed = 0
a_values = []
score_player_1 = 0
score_player_2 = 0

base_light_level = cpx.light

colors = {"yellow": (255, 255, 0), "green": (0, 255, 0), "red": (255, 0, 0), "white": (255,255,255), "black": (0,0,0)}

def play_tone(freq, duration):
    if cpx.switch:
        cpx.play_tone(freq, duration)
    else:
        time.sleep(duration)

    
def mean(numbers):
    return float(sum(numbers)) / max(len(numbers), 1)

def show_number(maximum, minimum=0, color=(255, 255, 255)):
    for i in range(0, 10):
        if i < maximum and i >= minimum:
            cpx.pixels[i] = color
        else:
            cpx.pixels[i] = (0, 0, 0)
            
def show_side(side, color=(255,255,255)):
    if side == "left":
        show_number(5, 0, color) 
    else:
        show_number(10, 5, color)
        
def light_all(rgb):    
    for i in range(0, 10):
        cpx.pixels[i] = rgb

def hand_detected():
    return abs(cpx.light - base_light_level) > 50

def count_down(number):
    for i in range(number, 0, -1):
        show_number(i)
        play_tone(i * 100, 0.07)
        
def reset_base_light():
    base_light_level = cpx.light 


def play_step():
    count_down(10)
    
    start_time = time.monotonic()
    
    side = "left" if (random.randint(0,100) > 50) else "right"
    
    print("side " + side)
    
    counter = 0
    while True:
        counter += 1
        
        if counter == 1:
            reset_base_light()
            
        button_side_pressed = None
       
        if cpx.button_a:
            button_side_pressed = "left"
        
        if cpx.button_b:
            button_side_pressed = "right"
        
        if button_side_pressed == side:
            play_delay = time.monotonic() - start_time
            print("played: " + str(play_delay))
            show_side(side, colors["green"])
            cpx.play_file("sounds/success_3.wav")
            return play_delay
        else:
            show_side(side, colors["yellow"])
            
        if button_side_pressed is not None and button_side_pressed is not side:
            show_side(button_side_pressed, colors["red"])
            cpx.play_file("sounds/error.wav")
            
def get_led_index(side, number):
    if side == "right": 
        return number
        
    return 9 - number
    
def blink_led(index, color, times = 3):
    for i in range(0,times):
        cpx.pixels[index] = color
        time.sleep(0.1)
        cpx.pixels[index] = colors["black"]
        time.sleep(0.1)
            
def show_score(last_winner):
    global score_player_1, score_player_2
    light_all(colors["black"])
    
    for i in range(0, score_player_1):
        cpx.pixels[get_led_index("right", i)] = colors["green"]        
    
    for i in range(0, score_player_2):
        cpx.pixels[get_led_index("left", i)] = colors["green"]
        
    blinking_index = 0
    
    if last_winner == 1:
        blinking_index = get_led_index("right", score_player_1 - 1)
    else:
        blinking_index = get_led_index("left", score_player_2 - 1)
        
    cpx.play_file("sounds/success_4.wav")

    blink_led(blinking_index, colors["green"], 7)
    
    light_all(colors["black"])

def play_game():
    global score_player_1, score_player_2
    player1_delay = play_step()
    time.sleep(1)
    player2_delay = play_step()
    time.sleep(1)
    
    winning_side = None
    
    if player1_delay < player2_delay:
        winning_side = "right"
        score_player_1 += 1
        show_score(1)
        cpx.play_file("sounds/next_level.wav")
    else:
        winning_side = "left"
        score_player_2 += 1
        show_score(2)
        cpx.play_file("sounds/next_level.wav")
        
    print("score: " + str(score_player_1) + " " + str(score_player_2))
    time.sleep(1)
   
time.sleep(3)

while True:
    play_game()    
    game_over = score_player_1 == 5 or score_player_2 == 5
    
    if game_over:
        if score_player_1 == 5:
            print("player 1 won")
        if score_player_2 == 5:
            print("player 2 won")
        
        score_player_1 = 0
        score_player_2 = 0