from machine import Pin, SoftI2C
from time import sleep
from i2c_lcd import I2cLcd
import network
import urequests


BLYNK_AUTH_TOKEN = "G4giCmQbRE-rc5R4xFv8RE_uMbT_2b3U"
BLYNK_SERVER = "http://blynk.cloud" 
BLYNK_TEMPLATE_NAME = "LED ASISTEN GOOGLE"
VIRTUAL_PIN = "v0"  


WIFI_SSID = "Wokwi-GUEST"
WIFI_PASS = ""


led_red = Pin(0, Pin.OUT)

i2c = SoftI2C(scl=Pin(21), sda=Pin(22), freq=400000)
print("I2C address found:", i2c.scan())
lcd = I2cLcd(i2c, 0x27, 2, 16)


def connect_wifi():
    wlan = network.WLAN(network.STA_IF)
    wlan.active(True)
    wlan.connect(WIFI_SSID, WIFI_PASS)

    print("connect to wifi...", end="")
    while not wlan.isconnected():
        print(".", end="")
        sleep(1)
    print("\nConnected:", wlan.ifconfig())

def read_from_blynk():
    try:
        simulated_slider = 1  # ubah ke 0 untuk matikan LED
        print("Simulasi nilai Blynk:", simulated_slider)
        return simulated_slider
        url = f"{BLYNK_SERVER}/external/api/get?token={BLYNK_AUTH_TOKEN}&{VIRTUAL_PIN}"
        res = urequests.get(url)
        value = int(res.text)
        res.close()
        return value
    except:
        print("Failed to read from Blynk")
        return 0

def main():
    connect_wifi()
    while True:
        slider = read_from_blynk()
        lcd.clear()
        if slider > 0:
            led_red.on()
            lcd.putstr("LED RED ON")
        else:
            led_red.off()
            lcd.putstr("LED RED OFF")
        sleep(2)
main()