import machine
import utime

# Define LED pins
led1_pin = machine.Pin(28, machine.Pin.OUT)
led2_pin = machine.Pin(10, machine.Pin.OUT)
led3_pin = machine.Pin(15, machine.Pin.OUT)

# Define button pin with internal pull-up
button = machine.Pin(6, machine.Pin.IN, machine.Pin.PULL_UP)

# Blink function
def blink(led_pin, duration_ms):
    led_pin.value(1)  # Turn on LED
    utime.sleep_ms(duration_ms)  # Wait
    led_pin.value(0)  # Turn off LED

# Initial state
State = 0  # 0 means that the LEDs are currently off

if __name__ == '__main__':
    while True:
        print(button.value())
        if button.value() == 0:  # Button press
            utime.sleep_ms(50)  # Debounce delay
            if button.value() == 0:
                if State == 0:
                    while button.value() == 0:
                        utime.sleep_ms(50)  # Wait for button release
                    State = 1
                    # Start blinking sequence
                    while State == 1:
                        if button.value() == 0:
                            utime.sleep_ms(50)  # Debounce delay
                            if button.value() == 0:
                                while button.value() == 0:
                                    utime.sleep_ms(50)  # Wait for button release
                                State = 0
                        blink(led1_pin, 500)  # Blink LED1 for 500ms
                        utime.sleep_ms(100)   # Wait for 100ms
                        blink(led2_pin, 500)  # Blink LED2 for 500ms
                        utime.sleep_ms(100)   # Wait for 100ms
                        blink(led3_pin, 500)  # Blink LED3 for 500ms
                        utime.sleep_ms(100)   # Wait for 100ms
                        blink(led2_pin, 500)  # Blink LED2 for 500ms
                        utime.sleep_ms(100)   # Wait for 100ms
                else:
                    # Turn off all LEDs
                    led1_pin.value(0)
                    led2_pin.value(0)
                    led3_pin.value(0)
                    State = 0
                    while button.value() == 0:
                        utime.sleep_ms(50)  # Wait for button release
        utime.sleep_ms(100)  # Polling interval