# Mission 4 Complete program
# Combine SweepLEDs, CountGuests and RobotMoves
from botcore import *
from time import sleep
from random import randrange

F4 = 349
C5 = 523
n_guests = 0
delay = 0.1
n_led = 0

def note(freq, duration):
    spkr.pitch(freq)
    sleep(duration)
    spkr.off()
    sleep(0.05)

# Count guests
while True:
    leds.user_num(n_led, True)
    sleep(delay)
    leds.user_num(n_led, False)
    sleep(delay)
    n_led = n_led + 1
    if n_led == 8:
        n_led = 0

    if buttons.was_pressed(0):
        spkr.pitch(440)
        sleep(0.1)
        spkr.off()
        buttons.was_pressed(0)
        leds.ls_num(n_guests, True)
        n_guests = n_guests + 1
        if n_guests == 5:
            break

motors.enable(True)
# Move forward 2 feet
motors.run(LEFT, 80)
motors.run(RIGHT, 80)
sleep(2)

# Spin 360 degrees
motors.run(LEFT, 30)
motors.run(RIGHT, -30)
count = 0
while count < 38:
    count = count + 1
    f = randrange(100, 1000)
    spkr.pitch(f)
    sleep(0.1)

spkr.off()
motors.enable(False)

# Fanfare
sleep(0.5)
note(F4, 0.4)
sleep(0.2)
note(F4, 0.1)
note(F4, 0.1)
note(C5, 0.8)