import machine
import utime as time

#### SENSOR 2 - MELTDOWN SENSOR
# Configure GP17 as output and define it as melt_led_pin
melt_led_pin = machine.Pin(17, machine.Pin.OUT)
melt_led_status = "Off"  # Define a variable called melt_led_status and set it to "Off"

# Define a function to get the red LED status
def get_melt_led_status():
    return "On" if melt_led_pin.value() == 1 else "Off"

# Function to periodically check the ADC value and control the redLED
def check_adc_and_control_melt_led():
    global melt_led_status  # Declare melt_led_status as global
    adc = machine.ADC(14) 
    while True:
        temperature = adc.read_u16() * 3.3 / 65535  # Convert ADC reading to voltage
        temperature = (temperature - 0.5) * 100  # Convert voltage to temperature in Celsius

        print("Temperature:", temperature)

        if temperature > 40:  # ADJUST VALUE BASED ON NEEDS
            print("Temperature too high, turning on the red LED")
            melt_led_pin.on()
        else:
            print("Temperature okay, turning off the red LED")
            melt_led_pin.off()

        melt_led_status = get_melt_led_status()  # Update melt_led_status
        print("MELT LED STATUS:", melt_led_status)
        time.sleep(0.1)


#### SENSOR 1 - ENVIRONMENT SENSOR
# Configure GP18 as output and define it as env_led_pin
env_led_pin = machine.Pin(18, machine.Pin.OUT)
env_led_status = "Off"  # Define a variable called env_led_status and set it to "Off"

# Define a function to get the red LED status
def get_env_led_status():
    return "On" if env_led_pin.value() == 1 else "Off"

# Function to periodically check the ADC value and control the redLED
def check_adc_and_control_env_led():
    global env_led_status  # Declare env_led_status as global
    adc = machine.ADC(15) 
    while True:
        temperature = adc.read_u16() * 3.3 / 65535  # Convert ADC reading to voltage
        temperature = (temperature - 0.5) * 100  # Convert voltage to temperature in Celsius

        print("Temperature:", temperature)

        env_led_status = get_env_led_status()  # Update env_led_status
        print("ENVIRONMENT LED STATUS:", env_led_status)
        time.sleep(0.1)

# Turn Light off if meltdown occurs
while True:
    if  get_melt_led_status() == "On":
        env_led_pin.off()

        
#### SENSOR - PHOTORESISTOR
# Setting up all pins 
photo_led_pin = machine.Pin(16, machine.Pin.OUT)
photoresistor_pin = machine.Pin(19, machine.Pin.IN)
 
while True:
    # Read the value from the photoresistor
    photoresistor_value = photoresistor_pin.value()
    
    # If the photoresistor detects it has been covered that represents the hood being closed (dark)
    if photoresistor_value == 1:
        # Turn on the LED
        photo_led_pin.on()
        print("Covered")
    else:
        # Turn off the LED
        photo_led_pin.off()
        print("Not Covered")
    
    # Delay for stability
    time.sleep(0.1)