import board
import digitalio
import time

time.sleep(0.1)
print("enable RPI")


class LED:
    def __init__(self, pin) -> None:
        self.pin = digitalio.DigitalInOut(pin)
        self.pin.direction = digitalio.Direction.OUTPUT

    def toggle(self) -> None:
        self.pin.value = not self.pin.value

    def on(self):
        self.pin.value = True

    def off(self):
        self.pin.value = False


class Switch:
    def __init__(self, pin) -> None:
        self.pin = digitalio.DigitalInOut(pin)
        self.pin.direction = digitalio.Direction.INPUT
        self.pin.pull = digitalio.Pull.UP
        self.is_invert = False
        self.last_status = self.status

    @property
    def status(self):
        value = self.pin.value
        return not value if not self.is_invert else value

    def invert(self):
        self.is_invert = not self.is_invert


class AltSwitch(Switch):
    def __init__(self, pin) -> None:
        super().__init__(pin)

    def execute(self, func):
        if int(self.status) > int(self.last_status):
            func()
        self.last_status = self.status


class ToggleSwitch(Switch):
    def __init__(self, pin) -> None:
        super().__init__(pin)

    def execute(self, on_func, off_func):
        if not (self.status and self.last_status):
            if int(self.status) > int(self.last_status):
                on_func()
            else:
                off_func()
        self.last_status = self.status


# {"LED":GP17,"toggle":GP28,"alt":GP15}
def toggle_LED(dict) -> None:
    led = dict["LED"]
    toggle = dict["toggle"]
    alt = dict["alt"]

    toggle.execute(led.on, led.off)
    alt.execute(toggle.invert)


red = {
    "LED": LED(board.GP17),
    "toggle": ToggleSwitch(board.GP28),
    "alt": AltSwitch(board.GP14),
}

blue = {
    "LED": LED(board.GP16),
    "toggle": ToggleSwitch(board.GP22),
    "alt": AltSwitch(board.GP15),
}


def start_LED(dict):
    if dict["toggle"].status:
        dict["LED"].on()
    else:
        dict["LED"].off()


start_LED(red)
start_LED(blue)

while True:

    toggle_LED(red)
    toggle_LED(blue)

    time.sleep(0.1)