import network
import urequests
import time
from machine import Pin

# Wi-Fi credentials
WIFI_SSID = "Wokwi-GUEST"
WIFI_PASSWORD = ""

# Adafruit IO credentials
ADAFRUIT_IO_USERNAME = "TK_Tech"
ADAFRUIT_IO_KEY = "aio_iHIv42jNU58Y6CHNJHOzfFHcNUWX"
FEED_NAME = "led-control"

# Adafruit IO URL
ADAFRUIT_IO_URL = f"https://io.adafruit.com/api/v2/{ADAFRUIT_IO_USERNAME}/feeds/{FEED_NAME}/data"

# LED setup
LED_PIN = 15
led = Pin(LED_PIN, Pin.OUT)

# Connect to Wi-Fi
def connect_wifi():
    wlan = network.WLAN(network.STA_IF)
    wlan.active(True)
    wlan.connect(WIFI_SSID, WIFI_PASSWORD)
    print("Connecting to Wi-Fi...")
    while not wlan.isconnected():
        time.sleep(1)
        print(".", end="")
    print("\nWi-Fi connected!")
    print("IP:", wlan.ifconfig()[0])

# Fetch the latest Adafruit IO feed value
def fetch_feed_value():
    try:
        headers = {"X-AIO-Key": ADAFRUIT_IO_KEY}
        response = urequests.get(f"{ADAFRUIT_IO_URL}/last", headers=headers)
        if response.status_code == 200:
            data = response.json()
            value = data["value"]
            print(f"Feed value: {value}")
            return value
        else:
            print(f"Failed to fetch feed value. HTTP Status Code: {response.status_code}")
            return None
    except Exception as e:
        print("Error:", e)
        return None

# Control LED based on feed value
def control_led(feed_value):
    if feed_value == "ON":
        led.value(1)
        print("LED turned ON")
    elif feed_value == "OFF":
        led.value(0)
        print("LED turned OFF")
    else:
        print("Invalid feed value. No action taken.")

# Main program
def main():
    connect_wifi()
    while True:
        feed_value = fetch_feed_value()
        if feed_value:
            control_led(feed_value)
        time.sleep(10)  # Check feed every 10 seconds

if __name__ == "__main__":
    main()