import time
time.sleep(0.1) # Wait for USB to become ready

print("Hello, Pi Pico!")

import random
def choices(population, k):
    # Equivalent to random.choices(population, k=3)
    choices = [random.choice(population) for _ in range(k)]
    return choices

from Lights import *
from Buzzer import *
from TerminalEmulator import *

red = Light(15, 'Red') # create a red light on pin 15
green = Light(13, 'Green') # create a green light on pin 13
beeper = PassiveBuzzer(14, 'Beeper') # Create a passive buzzer named beeper on 14
term = TerminalEmulator()  # Create a terminal emulator with default parameters

while True:
    term.clear()
    for x in range(3):
        red.on()
        time.sleep(0.5)
        red.off()
        green.on()
        time.sleep(0.5)
        green.off()
        beeper.beep()

    name = term.input('Enter name:')
    term.print(f'Welcome {name}!')

    population = '0123456789ABCD'

    choices = choices(population, k=5)
    print(choices)

    password = "".join(choices)
    term.print(f"NEW PWD: {password}")

    match = False

    while not match:
        userpassword = term.input('ENTER PWD:')
        if userpassword == password:
            match = True 
        else:
            red.on()
            term.print('Incorrect! Retry')
            beeper.beep(tone=200, duration=1000)
            red.off()

    green.on()
    term.print('Congratulations. Its a match!')
    beeper.beep()
    green.off()