from machine import Pin
from time_base import Time_base
from gpio_led import Led
from signal_generator import Signal, SAMPLE
from dac import DAC
from gpio_button import Button
from keypad_polling import KeyPad

cont = 0
my_led = Led(18, False)
tb_print = Time_base(500000, True)
my_signal = Signal(100, 1000, 500, True)
my_signal.calculate()
my_dac = DAC(10, True)
my_button = Button(0, 100000, True)
my_keypad = KeyPad(2, 6, 100000, True)


while True:
    if tb_print.check():
        tb_print.set_next()
        # print("Contador: ", cont)
        cont += 1
        my_led.toggle()
        my_dac.set_dac(2000)
        # print("dkey: 0x{0:02x}".format(my_keypad.dkey))

    # Get the keypad columns
    my_keypad.captureCols()
    # Process the keypad
    if ((my_keypad.cols != 0x0f) & (not my_keypad.dbnc)):
        my_keypad.tb_seq.disable()
        my_keypad.captureKey() # Capture the key
        my_keypad.tb_dbnce.update()
        my_keypad.tb_dbnce.enable()
        my_keypad.set_zflag()
        my_keypad.dbnc = True
        print("Key pressed")
        
    
    if (my_keypad.tb_seq.check()):
        my_keypad.tb_seq.set_next()
        my_keypad.gen_seq()

    if (my_keypad.tb_dbnce.check()):
        my_keypad.tb_dbnce.set_next()
        if (my_keypad.is_2nd_zero()):
            if (my_keypad.cols == 0x0f):
                my_keypad.tb_seq.update()
                my_keypad.tb_seq.enable()
                my_keypad.tb_dbnce.disable()
                my_keypad.dbnc = False
                print("dkey: 0x{0:02x}".format(my_keypad.dkey))
            else: 
                my_keypad.clear_zflag()
        else:
            if (my_keypad.cols == 0x0f):
                my_keypad.set_zflag()
    
    # Process the button
    boolButton: bool = bool(my_button.gpioPin.value())
    if ((not boolButton) & (not my_button.dbnc)):
        my_button.nkey = True # A key was pressed
        my_button.tb_dbnce.update()
        my_button.tb_dbnce.enable()
        my_button.dbnc = True
    
    if (my_button.tb_dbnce.check()):
        my_button.tb_dbnce.set_next()
        if (my_button.is_2nd_zero()):   
            if (boolButton):
                my_signal.set_ss((my_signal.ss + 1) % 4)
                my_signal.calculate()
                my_button.tb_dbnce.disable()
                my_button.dbnc = False
                print("The button was proccessed")
            else: 
                my_button.clear_zflag()
        else:
            if (boolButton):
                my_button.set_zflag()