from machine import Pin, ADC, PWM
from lcd import lcd_init, lcd_print, lcd_clear
import time

lcd_init()
lcd_clear()

rg_led = 12
rb_led = 17
red_LED = 15
blue_LED = 2
green_LED = 13

red_LED = Pin(red_LED, Pin.OUT)
blue_LED = Pin(blue_LED, Pin.OUT)
green_LED = Pin(green_LED, Pin.OUT)

rg_led = PWM(Pin(rg_led), freq=1000)
rb_led = Pin(rb_led, Pin.OUT)

ldr = ADC(Pin(34))
ldr.atten(ADC.ATTN_11DB)

battery_pin = ADC(Pin(32))
battery_pin.atten(ADC.ATTN_11DB)

SWITCH_PIN = 25
SWITCH2_PIN = 27
switch = Pin(SWITCH_PIN, Pin.IN, Pin.PULL_UP)
switch2 = Pin(SWITCH2_PIN, Pin.IN, Pin.PULL_UP)

DARKNESS_LIMIT = 2500
run = False
green_LED.value(0)

def reset_lights(): 
    red_LED.value(0)
    green_LED.value(0)
    blue_LED.value(0)

while True:
    batt_value = battery_pin.read()

    

    if switch.value() == 0:
        run = True
        green_LED.value(1)
        red_LED.value(0)

    if switch.value() == 1:
        reset_lights()
        red_LED.value(1)
        run = False
        rg_led.duty(0)
        lcd_clear()
        lcd_print(" System Is Off")
        

        if switch2.value() == 0:
            rb_led.value(1)
        else:
            rb_led.value(0)


    
    if run == True:
        green_LED.value(1)
        ldr_value = ldr.read()

        lcd_print("LDR Value: " + str(ldr_value) + " ")

        if ldr_value <= 50:
            rg_led.duty(0)
        else:
            brightness = int((ldr_value / 4095) * 1023)
            rg_led.duty(brightness)
            if switch2.value() == 0:
                rb_led.value(1)
            else:
                rb_led.value(0)

    time.sleep(0.1)