from machine import Pin, Timer
import time
# play Hungry Hungry Hippo
# Game lasts 10 seconds set with a timer interrupt
# Count button presses by two players
# Counting done by edge interrupts

led = Pin(17, Pin.OUT)
tim = Timer()

flag1 = 0
flag2 = 0
N1 = 0
N2 = 0
GameTime = 0

pin1 = Pin(15,Pin.IN,Pin.PULL_UP)
pin2 = Pin(14,Pin.IN,Pin.PULL_UP)

def tick(timer):
    global led
    global N
    global GameTime
    if(GameTime > 0):
        GameTime -= 1
        led.toggle()
    else:
        led.off()



def player1(pin1):
    global flag1
    global N1
    flag = 1
    N1 = N1 + 1

def player2(pin2):
    global flag2
    global N2
    flag2 = 1
    N2 = N2 + 1

# options are RISING, FALLING, LOW_LEVEL, HIGH_LEVEL
pin1.irq(trigger=Pin.IRQ_FALLING, handler=player1)
pin2.irq(trigger=Pin.IRQ_FALLING, handler=player2)

# set interrupt time to 10ms
tim.init(freq=100, mode=Timer.PERIODIC, callback=tick)

GameTime = 1000

while (GameTime > 0):
    print(GameTime*0.01, N1, N2)
    time.sleep(0.1)