import time
import grovepi
from sensors.lock import grove_lock
from shared import config

# Pin definition
BUZZER_PIN = 8

grovepi.pinMode(BUZZER_PIN, "OUTPUT")
buzzer_state = 0

def set_buzzer(state: int):
    global buzzer_state
    buzzer_state = state
    if not config.BUZZER_ACTIVATED:
        return
    try:
        with grove_lock:
            grovepi.digitalWrite(BUZZER_PIN, state)
    except Exception as e:
        print(f"[BUZZER] Error occurred while setting buzzer state: {e}")   

def buzzer_toggle():
    global buzzer_state
    new_state = 1 - buzzer_state
    set_buzzer(new_state)
    
def buzzer_siren(beatsNb: int = 3, delay: float = 0.3):
    for _ in range(beatsNb):
        set_buzzer(1)
        time.sleep(delay)
        set_buzzer(0)
        time.sleep(delay)